(OGPFS) 03/27/2014 RAILROAD COMMISSION OF TEXAS …Mar 27, 2014 · (ogpfs) 03/27/2014 railroad commission of texas page 3 oil leases and gas wells by district, operator, oil/gas,

(OGPFS) 03/27/2014 RAILROAD COMMISSION OF TEXAS PAGE 1 OIL LEASES AND GAS WELLS BY DISTRICT, OPERATOR, OIL/GAS, LEASE NAME

DIST OPER # OPERATOR NAME O/G LSE/ID LEASE NAME FIELD # FIELD NAME CNTY# COUNTY NAME

03 000202 A & D EXPLORATION COMPANY OIL 22395 COKINOS, P. - ARCO FEE 09860260 BLUE MARSH (WILCOX A-4) 351 NEWTON 03 000222 ADS OPERATING, INC. OIL 16015 DUNCAN "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 11192 FRANKLAND, ANNIE ET AL 32670500 FRANKLAND (8100) 071 CHAMBERS OIL 13915 POLANSKY-SOBOTIK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15670 POLANSKY, MARCELLA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 140297 APPELT PROPERTIES 34807700 GILBERT WOODS (9490) 245 JEFFERSON 03 000225 ADS OIL & GAS, INC. OIL 19445 BENSON 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 18810 BOHL "A" 42493750 HOOKER CREEK (NAVARRO B) 287 LEE OIL 18524 BOHL/HAHN/PERRY 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 19741 BROWN "A" 65609500 NOACK COW HERD, EAST (NAVARRO) 287 LEE OIL 19946 CARTER, A.L. UNIT 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 18443 DALRYMPLE 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 19947 DALRYMPLE, JOHN 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 19023 GINGER 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 18444 HAHN 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 18811 HAHN "A" 42493750 HOOKER CREEK (NAVARRO B) 287 LEE OIL 17913 HESLIP NO. 1 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 20597 HILL, HUDSON 42493750 HOOKER CREEK (NAVARRO B) 051 BURLESON OIL 15911 KOESTER UNIT 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 19552 LA BLANC 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 18597 LEACHMAN 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 19936 LEACHMAN "A" 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 18490 LEACHMAN "A" 42493750 HOOKER CREEK (NAVARRO B) 287 LEE OIL 18863 LEACHMAN "B" 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 18971 LEACHMAN "C" 42493750 HOOKER CREEK (NAVARRO B) 287 LEE OIL 18997 LEACHMAN "D" 42493750 HOOKER CREEK (NAVARRO B) 287 LEE OIL 19024 LEACHMAN "E" 42493750 HOOKER CREEK (NAVARRO B) 287 LEE OIL 19210 LEACHMAN "F" 42493750 HOOKER CREEK (NAVARRO B) 287 LEE OIL 19514 LEACHMAN "H" 42493750 HOOKER CREEK (NAVARRO B) 287 LEE OIL 19424 LEACHMAN "J" 42493750 HOOKER CREEK (NAVARRO B) 287 LEE OIL 19476 LEACHMAN "L" 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 16821 LEACHMAN YEGUA 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 17291 LEWIS 42493750 HOOKER CREEK (NAVARRO B) 051 BURLESON OIL 17779 LEWIS #2 42493750 HOOKER CREEK (NAVARRO B) 051 BURLESON OIL 17218 MAUDE 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 16352 OWEN, FRED 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 18807 PARKER, JOHN 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 17883 PEEBLES 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 13177 PEEPLES, S. P. JR 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 19477 PERRY "B" 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 17895 PERRY, A. 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 19378 PERRY, CLYDE 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 18272 POWELL, R.R. 42493750 HOOKER CREEK (NAVARRO B) 051 BURLESON OIL 17615 SPITZENBERGER, JAM 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 20226 STEGMILLER 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 18196 YEZAK 42493750 HOOKER CREEK (NAVARRO B) 051 BURLESON GAS 115436 PERRY, ALPH. E. 53488500 LEXINGTON, EAST (4435) 287 LEE 03 000253 A.J.& M. OIL COMPANY



03 000253 A.J.& M. OIL COMPANY OIL 15892 GULF FEE 53498001 LIBERTY, SOUTH 291 LIBERTY 03 000480 A & P OIL & GAS OIL 20077 ARTHEL 56593550 MADISONVILLE, NE (GEORGETOWN) 313 MADISON OIL 10161 COLEMAN, DEWITT 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 10162 COLEMAN, DEWITT -B- 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 19951 MORGAN, LUMMIE 56593500 MADISONVILLE, NE. (DEXTER) 313 MADISON OIL 16970 NASH, JUANITA 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 15232 NONA JO 38274666 HALLIDAY (WOODBINE) 289 LEON 03 000550 A.R.D. OIL 09939 POMYKAL, JOHN 11789001 BRENHAM 015 AUSTIN 03 000578 A & R RESOURCES OIL 06815 ORCHARD OIL UNIT #5 O/A 01500500 ALGOA ORCHARD (8900) 167 GALVESTON OIL 22048 S & M ENERGY - ARCO "D" 52610001 LE VERTE SWITCH 241 JASPER OIL 21663 S&M ENERGY - ARCO FEE 52610001 LE VERTE SWITCH 241 JASPER 03 000579 A. O. & M. EXPLORATION, INC. GAS 166541 AMANDA UNIT 00006001 WILDCAT 287 LEE 03 000610 ASM OIL & GAS COMPANY, INC. OIL 25229 FOX 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25226 MARGARET 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22790 PEARSON UNIT 44640275 IOLA (GEORGETOWN) 185 GRIMES OIL 13914 POLANSKY-KACER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 154901 MANCUSO UNIT #1 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 155680 MANCUSO UNIT #2 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS 03 000692 A&L PARTNERSHIP OIL 22083 FUCHS, AUGUST 82265500 SERBIN (TAYLOR SAND) 021 BASTROP 03 000820 AA DELTA EXPLORATION, INC. OIL 03365 RICE, WILLIAM FEE 71444001 PIERCE JUNCTION 201 HARRIS OIL 03375 WHITEHEAD, KATE -A- 71444001 PIERCE JUNCTION 201 HARRIS 03 000834 AEON OPERATING, INC. GAS 154465 NAVASOTA UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES 03 000845 AARCAL ENERGY, INC. OIL 21513 PORTER-ORSAK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 000894 ABACO OPERATING, LLC GAS 260387 MOODY FOUNDATION 58651640 MAYES, SOUTH (FRIO 19) 071 CHAMBERS 03 003526 ACE FIELD SERVICES, INC. OIL 10921 FRED-DAVID UNIT 01983490 ALTA LOMA, S. (BIG GAS SD) 167 GALVESTON OIL 16190 ODEN, SYDNOR 64185001 MYKAWA NEW 201 HARRIS OIL 16370 SWEET, E.A. "A" 74821450 RATTLESNAKE MOUND (5200) 039 BRAZORIA GAS 141298 I P FARMS -N- 74821477 RATTLESNAKE MOUND (5350) 039 BRAZORIA GAS 148820 SWEET, E. A. 74821477 RATTLESNAKE MOUND (5350) 039 BRAZORIA GAS 142125 SWEET, E. A. "A" 74821460 RATTLESNAKE MOUND (5260) 039 BRAZORIA 03 003539 ACE PRODUCTIONS OIL 21465 KIRBY-GANT #1-K HOLMES 00006001 WILDCAT 457 TYLER GAS 078114 WILLOW SLOUGH GU 2 97736300 WILLOW SLOUGH (FB-A, F-1) 071 CHAMBERS 03 003596 ACOCK OPERATING LIMITED OIL 24395 BLACK STONE GAS UNIT 84697462 SOUR LAKE, E. (PRICE) 199 HARDIN OIL 26196 DAUGHERTY UNIT 98085150 WINNIE, N. (FB-A, INTMD. SD.) 071 CHAMBERS GAS 177123 BLACK STONE 84697480 SOUR LAKE, E. (SOLOW) 199 HARDIN GAS 190585 BLACK STONE 84697500 SOUR LAKE, E. (YEGUA) 199 HARDIN GAS 192034 BLACK STONE GAS UNIT 84697660 SOUR LAKE, E. (2ND SOLOW) 199 HARDIN



03 003596 ACOCK OPERATING LIMITED GAS 258105 DAUGHERTY 98085925 WINNIE, N. (NODOSARIA UP. 9500) 071 CHAMBERS GAS 183004 DOORNBOS, ET AL 86431400 STOWELL, N. (DISCORBIS) 071 CHAMBERS 03 003599 ACOCK/ANAQUA OPERATING CO., LP OIL 23917 DABOVAL, C. J. 22688228 DABOVAL (FRIO #4 5500) 481 WHARTON OIL 12332 DABOVAL, C.J. 22688850 DABOVAL (HARDEY) 481 WHARTON OIL 19990 PLOW REALTY 35592700 GOLDEN PLOW (YEGUA 250) 089 COLORADO OIL 25207 PLOW REALTY 83107825 SHERIDAN (YEGUA) 089 COLORADO OIL 04927 PLOW REALTY CO. 83107495 SHERIDAN (WILCOX -H-) 089 COLORADO GAS 209010 BEN-VENISTE, RICHARD 84697600 SOUR LAKE, E. (YEGUA #4) 199 HARDIN GAS 262155 C. J. DABOVAL -A- 22688456 DABOVAL (FRIO #7-6220) 481 WHARTON GAS 258259 DABOVAL A 22688228 DABOVAL (FRIO #4 5500) 481 WHARTON GAS 150608 DABOVAL, C. J. 22688870 DABOVAL (5380) 481 WHARTON GAS 093125 DABOVAL, C.J. 22688930 DABOVAL (7180) 481 WHARTON 03 003605 ACOMA OIL CORPORATION OIL 09762 MUNSON, H. C. 05052125 BAILEYS PRAIRIE (ANDERSON FRIO) 039 BRAZORIA 03 003664 ACTIVA RESOURCES, LLC GAS 189690 ERNST, SUNNY 01979166 ALTA LOMA, EAST (ANDRAU) 167 GALVESTON GAS 086446 STANDARD TRUST CO. 79289700 S. L. P. (NAVARRO) 149 FAYETTE GAS 262895 SUNNY ERNST G.U. 1 01979830 ALTA LOMA, EAST (S- SAND) 167 GALVESTON GAS 269298 SUNNY ERNST GU 1 01979830 ALTA LOMA, EAST (S- SAND) 167 GALVESTON GAS 250496 SUNNY ERNST GU 1 01979166 ALTA LOMA, EAST (ANDRAU) 167 GALVESTON 03 003735 ADA BELLE OIL & GAS COMPANY OIL 02277 BARNGROVER, 6AC 43381001 HULL 291 LIBERTY OIL 08083 MOSKOWITZ, J. L. 06115001 BATSON NEW 199 HARDIN OIL 04853 ORGAIN, ETAL 43381001 HULL 291 LIBERTY OIL 02283 ORGAIN, W. E. 43381001 HULL 291 LIBERTY 03 003996 ADAMS RESOURCES EXPL. CORP. OIL 14507 ALFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22534 BADKE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 12354 BAGBY, LOGAN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14871 BIRCH CREEK PARK 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24507 BREDTHAUER NO. 2-H UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22047 BREDTHAUER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22386 BREDTHAUER 2H 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13665 GERDES, NEWMAN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17696 LAKEVIEW DEVELOPMENT CORP. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17545 LAKEVIEW DEVELOPMENT CORP. -A- 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24248 LAKEVIEW UNIT 31233450 FLAT PRAIRIE (WILCOX) 051 BURLESON OIL 17658 LOIS 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18510 LOIS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12536 NEWMAN, JOHN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22223 RAPPAPORT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16383 WEST BIRCH CREEK PARK 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13441 WOLFF, F.C.A. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 106423 NEWMAN, JOHN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE 03 008484 ADVANCE HYDROCARBON CORPORATION OIL 13826 BELL, HARRY A. -UNIT 44640275 IOLA (GEORGETOWN) 185 GRIMES OIL 21047 EARLY NE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13911 KRIEGEL-FRANCIS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16698 PLUM "M" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 008484 ADVANCE HYDROCARBON CORPORATION OIL 10675 RANDOLPH, G. W. 32210500 FT TRINIDAD-BARRETT,E.(DEXTER) 313 MADISON GAS 267297 LEIBER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 128045 MOORE, JESSE UNIT 46295100 JERRY'S QUARTERS (A C 11900) 051 BURLESON GAS 123110 WOOD "K" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 143179 WOOD "K" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE 03 008551 AEGIS FLUIDS MANAGEMENT, LLC OIL 15812 ALDERMAN, C.F. 16804500 CHAMBERS (NAVARRO) 051 BURLESON 03 009357 AIR LIQUIDE LARGE INDUST U.S. LP OIL 25490 AIR LIQUIDE 85195001 SPINDLETOP 245 JEFFERSON 03 009534 AJ'S PUMP TRUCK SERVICE, INC. OIL 25360 J.T. JAMISON "A" 23604001 DAYTON, NORTH 291 LIBERTY OIL 11059 JAMISON, J. T. 23604001 DAYTON, NORTH 291 LIBERTY OIL 18407 PAM -K- 50424500 KURTEN (BUDA) 041 BRAZOS OIL 17861 PATRICIA 50424500 KURTEN (BUDA) 041 BRAZOS 03 009566 AKG OPERATING COMPANY OIL 24845 EARL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23257 HUDSON-LYON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21227 KOEHLER 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25197 MISS ELLIE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21280 SCHULTZ-CANATELLA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21294 TELG 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21418 TELG, OSCAR E. 34733628 GIDDINGS (WILCOX) 051 BURLESON GAS 190197 CHAMPION 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 263093 D. TRUCHARD 40179500 HEINTSCHEL (WILCOX 11,080) 089 COLORADO GAS 262455 HEINTSCHEL 40179500 HEINTSCHEL (WILCOX 11,080) 089 COLORADO GAS 261639 HEINTSCHEL 40179500 HEINTSCHEL (WILCOX 11,080) 089 COLORADO GAS 263401 JOANN 74807666 RATLIFF CREEK (WILCOX 9350) 089 COLORADO GAS 269159 JOANN 16517790 CECIL NOBLE (WILCOX 10,120) 089 COLORADO GAS 102402 KOEHLER 07728600 BIG -A- TAYLOR 051 BURLESON GAS 183857 LAZARUS 07728600 BIG -A- TAYLOR 051 BURLESON GAS 268008 OWENS 72869500 PRAIRIE BELL (11000) 089 COLORADO GAS 209235 SCHULTZ, HERMAN 07728600 BIG -A- TAYLOR 051 BURLESON GAS 271078 TRUCHARD 40179500 HEINTSCHEL (WILCOX 11,080) 089 COLORADO 03 010074 ALAMO OPERATING COMPANY, L. C. GAS 254627 COOK FAMILY TRUST 16517696 CECIL NOBLE (WILCOX 9325) 089 COLORADO 03 011441 ALEGRE ENERGY, INC. OIL 20255 KELLY 17418850 CHENANGO (9100) 039 BRAZORIA OIL 13183 KENTZELMAN 17915775 CHOCOLATE BAYOU (10570) 039 BRAZORIA OIL 00639 WALKER, LAURA C 17418600 CHENANGO (8700) 039 BRAZORIA OIL 21103 WORRELL-NORTHRUP 17422500 CHENANGO, NORTH (FRIO 10500) 039 BRAZORIA OIL 08341 WORRELL, R. J., COMM. 17418500 CHENANGO (8500 -B- SD.) 039 BRAZORIA GAS 224736 BLACK STONE MINERALS 43385400 HULL, SOUTH (YEGUA 8500) 291 LIBERTY GAS 135045 KENTZELMAN 00006001 WILDCAT 039 BRAZORIA GAS 222715 LADNER 24431075 DEVERS, S. (COOK MOUNTAIN) 291 LIBERTY GAS 236764 MANGO 19285100 COCONUT (ANOMALINA 4) 321 MATAGORDA GAS 249831 PAPAYA 19285100 COCONUT (ANOMALINA 4) 321 MATAGORDA GAS 218335 ROBINSON 01476500 ASTER (JACKSON) 471 WALKER 03 011495 ALEXANDER LAND & DEV. CO., INC. OIL 15681 LESTER PESTAL UNIT 62739540 MOORES ORCHARD (YEGUA 2) 157 FORT BEND 03 012300 ALEXANDER, JOHN



03 012300 ALEXANDER, JOHN OIL 05729 ALEXANDER, C. H. 39603001 HASTINGS, WEST 039 BRAZORIA 03 013230 ALL AM, INC. GAS 103812 SCHINDLER-NOVOSAD 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON 03 014471 ALLIED OPERATING TEXAS, LLC OIL 26000 CHAMPION RANCH 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 26183 HOWARD SWD 34733600 GIDDINGS (BUDA) 185 GRIMES OIL 24028 S.L. M-100386 41181200 HIGH ISLAND BLK. 19-S (28 SD.) 245 JEFFERSON OIL 24029 S.L. M-100386 41181600 HIGH ISLAND BLK. 19-S (31 SD.) 245 JEFFERSON OIL 26001 WALLRATH 38274666 HALLIDAY (WOODBINE) 289 LEON GAS 262163 HOWARD 34733600 GIDDINGS (BUDA) 185 GRIMES GAS 262672 HOWARD 34733600 GIDDINGS (BUDA) 185 GRIMES 03 014481 ALLIED-GULF ENERGY, LLC OIL 23692 CLUBB, J. T. 44517220 INEEDA (HACKBERRY) 245 JEFFERSON OIL 25090 MCBRIDE-MURFF 85446300 SRALLA ROAD (JACKSON 9050) 201 HARRIS OIL 23760 SHERRON, ELEANOR ETAL 44517262 INEEDA (NODOSARIA B) 245 JEFFERSON OIL 24849 SHERRON, ELENOR ET AL 44517220 INEEDA (HACKBERRY) 245 JEFFERSON GAS 175272 LGDC CORP SWD 92806465 UTOPIA (UPPER HACKBERRY) 245 JEFFERSON GAS 214701 LGDC CORP SWD 92806465 UTOPIA (UPPER HACKBERRY) 245 JEFFERSON GAS 222291 MORRISON-FLANAGAN 92360700 ULRICH (YEGUA 2A) 201 HARRIS GAS 192747 WEED, T. ET AL 92806465 UTOPIA (UPPER HACKBERRY) 245 JEFFERSON 03 015050 ALLTEX EXPLORATION, INC. OIL 24609 BARRETT 56596500 MADISONVILLE, SE. (GEORGETOWN) 313 MADISON OIL 20889 SAVAGE, STEWART 94543481 WADSWORTH (SAVAGE) 321 MATAGORDA OIL 10610 SAVAGE, STEWART 94543008 WADSWORTH (A-2) 321 MATAGORDA OIL 15521 SAVAGE, STEWART 94543011 WADSWORTH (A-2,SO. SEQ) 321 MATAGORDA GAS 270306 FOSTER 00006001 WILDCAT 313 MADISON GAS 203950 PETRUCHA 70961600 PETRUCHA, N. (12000) 321 MATAGORDA GAS 242386 SAVAGE 94543814 WADSWORTH (10,400 FRIO) 321 MATAGORDA 03 015058 ALLYDAR OIL AND GAS CO., INC. OIL 01057 LAWRENCE, A. B. 20992001 COTTON LAKE, SOUTH 071 CHAMBERS OIL 06376 SAN DEMETRIO LUCIA 81063001 SARATOGA, WEST 199 HARDIN 03 015721 ALTA MESA SERVICES, LP OIL 08281 BAY CITY UNIT NO. 19 06288405 BAY CITY, EAST ( 8500 BADOUGH) 321 MATAGORDA OIL 08273 BAY CITY UNIT NO. 19 06288270 BAY CITY, E ( PARKER SAND) 321 MATAGORDA OIL 08249 BAY CITY UNIT NO. 25 06288405 BAY CITY, EAST ( 8500 BADOUGH) 321 MATAGORDA OIL 08406 BAY CITY UNIT NO. 26 06288270 BAY CITY, E ( PARKER SAND) 321 MATAGORDA OIL 08284 BAY CITY UNIT 19 06288360 BAY CITY, EAST ( 7780 CROOKER) 321 MATAGORDA OIL 25933 CRANE 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO OIL 25441 FEAGIN 19428585 COLD SPRINGS (YEGUA -C- 4400) 407 SAN JACINTO OIL 25820 FOSTER -A- 19429040 COLD SPRINGS, W. (WILCOX 7800 B) 407 SAN JACINTO OIL 25831 FOSTER 'D' 19428200 COLD SPRINGS (WILCOX 7,800) 407 SAN JACINTO OIL 25834 FOSTER "A" 19429333 COLD SPRINGS, E. (WILCOX 7875) 407 SAN JACINTO OIL 24718 FOSTER "A" 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO OIL 07169 FOSTER LUMBER CO. 19429333 COLD SPRINGS, E. (WILCOX 7875) 407 SAN JACINTO OIL 25822 FOSTER LUMBER CO. 'A' 19429040 COLD SPRINGS, W. (WILCOX 7800 B) 407 SAN JACINTO OIL 25819 FOSTER LUMBER CO. A 19428200 COLD SPRINGS (WILCOX 7,800) 407 SAN JACINTO OIL 25759 MCWILLIAMS OIL UNIT 38524001 HAMMAN 321 MATAGORDA OIL 25865 RICHARDS, FM & LL 19428540 COLD SPRINGS (YEGUA -C-) 407 SAN JACINTO OIL 24563 SWANSON 26401666 DUKE (6200) 481 WHARTON OIL 01649 THE SUPERIOR OIL CO. FEE 34925111 GILLOCK (EAST SEGMENT) 167 GALVESTON



03 015721 ALTA MESA SERVICES, LP OIL 25840 THOMPSON G.U. 06288405 BAY CITY, EAST ( 8500 BADOUGH) 000 0000000000000 OIL 25430 TNCT 34926050 GILLOCK, EAST (BIG GAS) 167 GALVESTON GAS 271133 ADAMCIK 08534500 BLACK OWL (YEGUA 8300) 481 WHARTON GAS 251247 BLACK STONE MINERALS 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 250211 BLACK STONE MINERALS 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 233339 BLACK STONE MINERALS 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 255629 BLACK STONE MINERALS A-278 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 250532 BLACK STONE MINERALS A-507 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 251256 BLACK STONE MINERALS A-507 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 258054 BRENDA LEE LANGHAM SWD 92751700 URBANA (4240) 407 SAN JACINTO GAS 255670 DAVIS A-388 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 263215 DUNPHY 08534650 BLACK OWL (YEGUA 9200) 481 WHARTON GAS 241771 EMILY LANGHAM "A" 92751010 URBANA (WILCOX CONSOLIDATED) 407 SAN JACINTO GAS 261185 EMILY LANGHAM "A" 92751010 URBANA (WILCOX CONSOLIDATED) 407 SAN JACINTO GAS 258474 EMILY LANGHAM A 92751010 URBANA (WILCOX CONSOLIDATED) 407 SAN JACINTO GAS 258507 EMILY LANGHAM A 92751010 URBANA (WILCOX CONSOLIDATED) 407 SAN JACINTO GAS 262246 EMILY LANGHAM A 92751010 URBANA (WILCOX CONSOLIDATED) 407 SAN JACINTO GAS 264830 EMILY LANGHAM A 92751010 URBANA (WILCOX CONSOLIDATED) 407 SAN JACINTO GAS 264828 EMILY LANGHAM A 92751010 URBANA (WILCOX CONSOLIDATED) 407 SAN JACINTO GAS 259641 EMILY LANGHAM A 92751010 URBANA (WILCOX CONSOLIDATED) 407 SAN JACINTO GAS 265499 ERNEST COCHRAN TRUST 92751010 URBANA (WILCOX CONSOLIDATED) 373 POLK GAS 246225 FEAGIN 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 135552 FEAGIN, PAULA 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 174929 FOSTER -A- 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 264070 FOSTER 'D' 19428225 COLD SPRINGS (WILCOX 7,900) 407 SAN JACINTO GAS 210246 FOSTER " B " 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 191847 FOSTER "C" 00006001 WILDCAT 407 SAN JACINTO GAS 258132 FOSTER "D" 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 135608 FOSTER LUMBER CO. -B- 19428980 COLD SPRINGS (6900) 407 SAN JACINTO GAS 203478 FOSTER LUMBER CO. -D- 19428225 COLD SPRINGS (WILCOX 7,900) 407 SAN JACINTO GAS 264066 FOSTER LUMBER CO. 'B' 19429300 COLD SPRINGS, E. (WILCOX 7820) 407 SAN JACINTO GAS 172653 FOSTER LUMBER CO. "A" 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 235148 FOSTER LUMBER CO. "A" 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 181181 FOSTER LUMBER CO. "A" 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 185409 FOSTER LUMBER CO. "A" 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 232308 FOSTER LUMBER CO. "D" 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 199422 FOSTER LUMBER CO. "D" 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 097266 FOSTER LUMBER CO. "D" 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 197382 FOSTER LUMBER CO. "D" 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 191846 FOSTER LUMBER CO. "E" 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 269144 FOSTER LUMBER CO. D 19428200 COLD SPRINGS (WILCOX 7,800) 407 SAN JACINTO GAS 148160 FOSTER MINERAL LTD 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 255668 FREEMAN 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 231760 GILLEAN 41493333 HILLJE, NE. (4700) 481 WHARTON GAS 263341 HANCOCK 36851800 GRESHAM (9700) 481 WHARTON GAS 254817 HERRIN 00006001 WILDCAT 291 LIBERTY GAS 232613 KOUDELA-SCHMIDT 60476387 MENEFEE (FRIO 4850) 481 WHARTON GAS 128836 LANGHAM, EMILY -A- 92751010 URBANA (WILCOX CONSOLIDATED) 407 SAN JACINTO GAS 131814 LANGHAM, EMILY -A- 92751010 URBANA (WILCOX CONSOLIDATED) 407 SAN JACINTO GAS 060934 LANGHAM, EMILY -A- 92751010 URBANA (WILCOX CONSOLIDATED) 407 SAN JACINTO



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03 015721 ALTA MESA SERVICES, LP GAS 198058 USA COLDSPRINGS 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 258273 USA-COLDSPRINGS 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 254491 USA-COLDSPRINGS 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 251202 USA-RAVEN FOREST 74870500 RAVEN FOREST (11300) 339 MONTGOMERY 03 017900 AMERICAN CASCADE ENERGY, INC. GAS 145486 TEXACO FEE 74993640 RAYWOOD (VICKSBURG, EAST) 291 LIBERTY GAS 152679 TEXACO FEE 00006001 WILDCAT 291 LIBERTY 03 017995 AMERICAN DISPOSAL SERVICES,LTD OIL 18210 LEAR 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 018044 AMERICAN ENERGY OP. CORP.,THE OIL 00446 ROBASH 09880001 BLUE RIDGE 157 FORT BEND OIL 09369 ROMITCH 09880001 BLUE RIDGE 157 FORT BEND 03 018966 AMERICAN PUMPING & TRUCKING GAS 249415 WIESNER, VICTOR 41490297 HILLJE (FRIO 3900) 481 WHARTON 03 019365 AMERICAN SHORELINE, INC. GAS 263762 HOUCK 77165700 ROCK ISLAND, W. (2300) 089 COLORADO GAS 265497 NICELY 77610400 ROCK ISLAND, N. (FRIO 2765) 089 COLORADO 03 019752 AMERICO ENERGY RESOURCES, LLC OIL 01295 BASH 26754052 DURKEE (FAIRBANKS SAND) 201 HARRIS OIL 12284 BROCKMAN 03850500 ARRINGTON (MARG.) 481 WHARTON OIL 25051 BROCKMAN "A" 03850200 ARRINGTON (FRIO 5130) 481 WHARTON OIL 24894 BROCKMAN "A" 03850500 ARRINGTON (MARG.) 481 WHARTON OIL 23861 GAITHER 90620001 TOMBALL 201 HARRIS OIL 20312 JUERGENS 90620368 TOMBALL (MARTENS, NW.) 201 HARRIS OIL 01296 KENDALL 26754052 DURKEE (FAIRBANKS SAND) 201 HARRIS OIL 01297 KENDALL UNIT 26754052 DURKEE (FAIRBANKS SAND) 201 HARRIS OIL 01299 PIZZITOLA UNIT 26754052 DURKEE (FAIRBANKS SAND) 201 HARRIS OIL 01301 STONE 26754052 DURKEE (FAIRBANKS SAND) 201 HARRIS OIL 01303 STONE UNIT -B- 26754052 DURKEE (FAIRBANKS SAND) 201 HARRIS OIL 23095 TOMBALL OUTLOT OIL UNIT 90620736 TOMBALL (SCHULTZ LO. N.E.) 201 HARRIS OIL 19994 TOMBALL OUTLOT OIL UNIT -A- 90620920 TOMBALL (THEIS, NE.) 201 HARRIS OIL 09233 TREICHEL, F. 90620621 TOMBALL (PETRICH, NW.) 201 HARRIS OIL 12782 VINEYARD 03850500 ARRINGTON (MARG.) 481 WHARTON OIL 12290 VINEYARD "B" 03850500 ARRINGTON (MARG.) 481 WHARTON GAS 119255 BAKER, W. W. 90620069 TOMBALL (COCKFIELD UPPER 1-5300) 201 HARRIS GAS 173467 BASH UNIT 26754040 DURKEE (DY SAND) 201 HARRIS GAS 173482 DOEGE, E. 90620490 TOMBALL (MIOCENE 1750) 201 HARRIS GAS 142147 PIZZITOLA UNIT 26754040 DURKEE (DY SAND) 201 HARRIS GAS 052223 TOMBALL G U 2 90620621 TOMBALL (PETRICH, NW.) 201 HARRIS GAS 137362 TOMBALL G U 2 90620529 TOMBALL (MIOCENE 2400) 201 HARRIS GAS 193084 TOMBALL GAS UNIT #2 90620557 TOMBALL (MIOCENE 3320) 201 HARRIS GAS 186954 TOMBALL GAS UNIT #2 90620516 TOMBALL (MIOCENE 2040) 201 HARRIS GAS 173583 TOMBALL GAS UNIT 2 90620927 TOMBALL (VICKSBURG 4050) 201 HARRIS GAS 126017 TOMBALL GU 1 90620557 TOMBALL (MIOCENE 3320) 201 HARRIS GAS 138417 TOMBALL GU 2 90620483 TOMBALL (MIOCENE 1650) 201 HARRIS GAS 100307 TOMBALL GU 2 90620069 TOMBALL (COCKFIELD UPPER 1-5300) 201 HARRIS GAS 186168 TREICHEL, F. 90620506 TOMBALL (MIOCENE 1850) 201 HARRIS 03 019813 AMEXCO, LLC OIL 25429 DUSON 43836558 HUTCHINS-KUBELA (KUBELA SAND) 481 WHARTON OIL 26218 DUSON 43836434 HUTCHINS-KUBELA (GILCREASE SD.) 481 WHARTON



03 019813 AMEXCO, LLC OIL 25622 DUSON RUSSELL UNIT 43836200 HUTCHINS-KUBELA (FRIO 4380) 481 WHARTON OIL 26177 DUSON RUSSELL UNIT 43836433 HUTCHINS-KUBELA (GILCREASE PS-A) 481 WHARTON OIL 25815 HENRY UNIT 43836434 HUTCHINS-KUBELA (GILCREASE SD.) 481 WHARTON OIL 26005 KUBELA UNIT 43836434 HUTCHINS-KUBELA (GILCREASE SD.) 481 WHARTON OIL 25580 RUSSELL 43836200 HUTCHINS-KUBELA (FRIO 4380) 481 WHARTON OIL 25485 RUSSELL 43836434 HUTCHINS-KUBELA (GILCREASE SD.) 481 WHARTON GAS 271270 DUSON 43836890 HUTCHINS-KUBELA (5740) 481 WHARTON 03 020528 ANADARKO E&P ONSHORE LLC OIL 23664 ALBRIGHT-WEATHERFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 24432 ALFORD - TELG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22212 ALFORD-HODGES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21059 ALFORD-JONES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13211 ALFORD, D. L. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23640 ANDREWS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 22634 ANGONIA-FAZZINO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21821 ANGONIA-LUZA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24019 BADGER 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 20976 BADGER 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23369 BAILEY-HANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 21111 BARTON-LIGHTSEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21198 BARTON-STUFFLEBEME UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14608 BARTON, ANNIE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24138 BELUGA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24139 BELUGA UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 23003 BEN NOVOSAD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22846 BERAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14433 BERAN-DWORSKY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14639 BERAN, ALFONSO -A- 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23447 BERETTA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 14527 BESS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23742 BI - COUNTY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22831 BI-COUNTY UNIT 1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22826 BI-COUNTY UNIT 3 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23486 BIG HORN UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 22255 BIRD, SHIRLEY ET AL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23564 BLACKTAIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 20787 BLAZEK-MCKINNEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24331 BLUE RIBBON UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 21134 BOHUS HYVL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17774 BONANO UNIT I 50424500 KURTEN (BUDA) 041 BRAZOS OIL 17870 BONANO UNIT II 50424500 KURTEN (BUDA) 041 BRAZOS OIL 24652 BRAZOS BEND UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 22490 BRAZOS BOTTOMS 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21327 BRAZOS FARM LTD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 20858 BRAZOS FARM LTD. 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21288 BRAZOS FARM LTD.-SAUSAGE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22862 BREWER-BRIDGES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14543 BRINKMAN-GREEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13737 BRINKMAN, L. W. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13224 BRINKMAN, LANCIER 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON



03 020528 ANADARKO E&P ONSHORE LLC OIL 22147 BRITTEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21606 BRITTEN-SIEGERT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21205 BROWN-BRITTEN UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 23339 BROWN-ELY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23067 BROWNING UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 22279 BRYAN COOLING LAKE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21228 BRYAN UTILITIES LAKE UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 23228 BUCKHORN UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 23883 BUKOWSKI-BIENSKI UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 23633 BUNDICK-WELLS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23279 BURTON-WELLS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23872 BUSH-BUSH UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 21239 C-S 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23909 CALVIN-FACHORN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21178 CALVIN, WILLIAM 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25200 CARIBOU UNIT 50424500 KURTEN (BUDA) 395 ROBERTSON OIL 23336 CARLING UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 14185 CARRINGTON, JOE C. ESTATE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23302 CARTWRIGHT-MOORE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 22928 CHALK HILL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20916 CHANCE ESTATE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24205 CHANCE ESTATE UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 23043 CHARLES - ELLEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 20814 CHLOE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21190 CHMELAR ET AL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13055 CINDY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23655 CITORI UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 20936 CLAUDIA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17178 COCHRAN OIL UNIT #1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22555 COLLEY-TREYBIG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22994 COLOSSIANS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24544 COLT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 24197 COLT UNIT NO. 1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13859 COOKS POINT UNIT NO. 3 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13753 COOKS POINT UNIT NO. 4 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22433 COOPER-RANSOM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 18173 COTTONWOOD 50424500 KURTEN (BUDA) 041 BRAZOS OIL 21588 COUGAR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 16152 COURT, PETER B. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23510 COX TRUST UNIT 34733600 GIDDINGS (BUDA) 331 MILAM OIL 23395 COX TRUST UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 13912 CRNKOVIC, MILDRED UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23713 CUNNINGHAM CO-OP UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 26075 CUNNINGHAM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 16400 DANSBY "A" 50424500 KURTEN (BUDA) 041 BRAZOS OIL 21945 DANSBY HEIRS UNIT 'A' 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21946 DANSBY HEIRS UNIT 'B' 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22640 DELLEY-RUFFINO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23031 DITTO-WILSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23113 DIXIE UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON



03 020528 ANADARKO E&P ONSHORE LLC OIL 21987 DOBROVOLNY-MERKA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22930 DOUBLE DIAMOND UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22705 DRGAC UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22136 DRGAC-ALFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22311 DRGAC-MARTIN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14111 DRGAC, ALVIN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14206 DRGAC, DENNIS W. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14825 DRGAC, FRANK 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13885 DRGAC, TILLIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14112 DRGAL, EDD 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18593 EASTERWOOD 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13349 EBERHARDT, GUS 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13563 EBERHARDT, WILLIE F. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21003 EDWARDS, LELA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23719 ELY 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 25741 ELY UNIT NO. 2 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23026 ELY UNIT 1 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23025 ELY UNIT 2 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 21320 FAZZINO-FAZZINO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22178 FAZZINO-LAKE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21279 FAZZINO-PENICKA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 17690 FAZZINO, JOHN J. UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 12060 FILLIPPONE, MARION J. FEE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20799 FLENCHER-TOELLNER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21229 FRANCES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24018 FRANCES UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 21118 FRANK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23376 FRAZIER-GALL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 17784 FRITCHER, W. R. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24220 FUSCHAK-DOBROVOLNY 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 21540 FUSCHAK-DOBROVOLNY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 16250 G-S 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18378 G-S UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20684 GIBBS, WALTER JR. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13158 GOODSON, J. F. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18456 GOODSON, J.F. "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23378 GOPHER UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 23326 GRANT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 16428 GRANT, P.M. "B" 50424500 KURTEN (BUDA) 041 BRAZOS OIL 23943 GREY WOLF UNIT 34733600 GIDDINGS (BUDA) 331 MILAM OIL 23349 GRIZZLY UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 19287 GROCE, A. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24407 GROUNDHOG UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 14636 HAISLER, ANTON F. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22850 HALTOM-FAZZINO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21504 HAMILTON-PORTER UNITT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24231 HANCOCK-HANCOCK "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22150 HANCOCK-HANCOCK "A" UNIT 50424500 KURTEN (BUDA) 395 ROBERTSON OIL 23064 HEATHMAN-MILLER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 13470 HEINE, JOHN W. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON



03 020528 ANADARKO E&P ONSHORE LLC OIL 18092 HEJL, VINCE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20909 HELWEG/GERDES 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13237 HENRY, C. D. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13122 HERRMAN, ROY H. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23546 HERRMANN, ROY 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 24303 HICKS-GOLDEN TRIANGLE UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 21930 HICKS-GOLDEN TRIANGLE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21689 HICKS, W. B. "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23412 HOLDEN-MOORE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 21344 HOMEYER-SKRIVANEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20854 HOVORAK-LIGHTSEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21836 HOVORAK-SPEARMAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21522 HRONEK-HRONEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20851 HRONEK-LIGHTSEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21566 HUGH THOMPSON UNIT II 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23473 J. D. AUTREY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24108 JANCIK UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 23942 JAVELINA UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 23556 JAX UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 21058 JAYHAWK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 20935 JOANNA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22368 JONES-SCARPINATO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22915 JOY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22224 JUDGE DEWEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20744 JUDITH 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21677 JUNEK-JUNEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14167 JUNEK-MAREK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15560 KARASEK, FRANKLIN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14786 KNESEK, ANTON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15337 KNIGHT-HAINES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21191 KNIGHT-KNIGHT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21192 KNIGHT-PORTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12716 KNOX 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18591 KNOX 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13026 KOCUREK, L. J. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23885 KODIAK UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 22304 KRIEL-ENLOE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 15421 KRISTOF, FRANK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15534 KROBOT, F.J. "A" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17304 KROBOT, F.J. "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21413 KUBIN-SCHMIDT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14996 KUCERA, ALVIN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23626 KUDU UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 23945 KUTTLER-KUTTLER UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 22430 KUTZSCHBACH-LANGFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23745 KYLE 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 17383 LAFFERE, MARVIN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12848 LAMB 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13948 LAMB -A- 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13284 LANGE, WILLIAM A 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON



03 020528 ANADARKO E&P ONSHORE LLC OIL 22839 LEATHERWOOD-WAGER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23797 LENZ UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 22559 LIGHTSEY-CAPPS UNIT 50424500 KURTEN (BUDA) 395 ROBERTSON OIL 25986 LIGHTSEY-CAPPS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22819 LIGHTSEY-LANGFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 21173 LIGHTSEY-LOEHR "A" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20797 LIGHTSEY-LOEHR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23278 LIGHTSEY-MCGEE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23886 LIGHTSEY-TRCALEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14153 LIGHTSEY, D.D. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14048 LIGHTSEY, WALTER 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25011 LISA 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 12629 LISA -A- 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12736 LISA -B- 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23608 LISA -B- 4 UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20699 LISA "D" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21788 LISA-HERRMANN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13366 LODEN, RAY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23860 LOEHR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22043 LOEHR-ENGLEMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23854 LOEHR, A. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14192 LOEHR, ANDREW 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14406 LOEHR, HELMUS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14621 LOEHR, LOUIS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20710 LOIS 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22975 LONE STAR 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 23424 LORIA, JOSEPHINE UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 19422 LOUIS KNESEK "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20899 LUKSA-KUBENA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21157 MAASS-GIESENSCHLAG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15242 MAASS, BESSIE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12917 MAHLMANN, WALTER 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 20663 MAREK, DENNIS 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 19376 MATHIS 14710500 CALDWELL (AUSTIN CHALK) 041 BRAZOS OIL 23658 MCCRARY UNIT 34733600 GIDDINGS (BUDA) 331 MILAM OIL 22119 MCLAUGHLIN-LAKE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22261 MILAM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 26260 MILAM UNIT EB 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 23306 MILLS-MCGEE TRUST UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 25920 MISCHER A 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 18724 MOEHLMAN RE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21176 MOEHLMAN, HENRY JR. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23892 MOORE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 25010 MOORE, FLOY W UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 25009 MORELLO, SAM 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 20550 MORELLO, SAM 14710500 CALDWELL (AUSTIN CHALK) 041 BRAZOS OIL 22053 MOSLEY-LONG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23098 MUELLER-GAUSE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 22248 MUZNY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24217 NARWHAL UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON



03 020528 ANADARKO E&P ONSHORE LLC OIL 20631 NEWBERRY 14710500 CALDWELL (AUSTIN CHALK) 041 BRAZOS OIL 22877 NEWBERRY 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24354 NEWBERRY-REED UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 20774 NEWBERRY, M. S. 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 20761 NEWBERRY, M.S. "B" 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 20763 NEWBERRY, M.S. "D" 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 20762 NEWBERRY, M.S. "E" 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 20587 NEWBERRY, MILTON S. 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 20528 NEWBERRY, MILTON S. -A- 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 20611 NEWBERRY, MILTON S. "B" 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 18815 NEWBERRY, MILTON S. "B" 50424500 KURTEN (BUDA) 041 BRAZOS OIL 19103 NEWBERRY, MILTON S. "F" 50424500 KURTEN (BUDA) 041 BRAZOS OIL 21390 NEWELL-TOUPAL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22865 NOBLES-HUCKABY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 13514 NORMAN, MABEL D. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 19144 NOVASAD, B. "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13279 NOVOSAD-SLOVACEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20945 OLD RIVER FARM 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21104 OLIVER-OLD RIVER FARM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20683 OPPERMAN-KRETZER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24371 ORCA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24270 OTTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23439 PABST UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 21686 PAGEL-WEICHERT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12876 PARKER, MARCIE B. ET AL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22855 PATRANELLA-SCARPINATO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22234 PATRANELLA-VARISCO ESTATE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24332 PATRANELLA-WILSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21184 PAUL-HEARNE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20883 PAYNE-DRGAC UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14415 PAYNE, CARRIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17341 PETERS, W.H. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20980 PHOEBE "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23200 PISTOL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13265 PITTS, EMAGENE R 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24132 POLAR BEAR 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 14095 POLASEK, CARRIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22916 POLK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 24017 PONZIO 1-H UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24008 PORTER-PORTER "A" UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 21371 PORTER-PORTER "C" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20857 PORTER-PORTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24009 PORTER, J. HOLLAND 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 22211 PORTERFIELD-GIFFORD HILL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 26244 PRESTON RUFFINO EB 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 24822 PRESTON RUFFINO, JR. 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 23879 PRONGHORN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 14477 RAGSDALE, MARY L. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23227 RATTLESNAKE UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 23796 RED DEER UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON



03 020528 ANADARKO E&P ONSHORE LLC OIL 24611 RED SLOUGH UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 23506 REMINGTON UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 23310 REMINGTON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24451 RIO BRAZOS UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 21931 RIPPLE-DUSEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14991 ROBERTS, A.H. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23099 ROCKET UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 26227 ROCKET UNIT EB 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 21211 RUBACH-TATUM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23119 RUBACH, L. P. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17052 RUFFINO, P. "B" 50424500 KURTEN (BUDA) 041 BRAZOS OIL 21793 RUFFINO, P. JR. "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25012 RUFFINO, PRESTON JR. "A" UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 24466 RUNGE 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 20946 RYAN-TATUM "A" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20736 RYAN-TATUM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20855 RYAN, WILLIAM 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 19304 RYCHLIK, E. "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14892 SABRINA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22964 SADBERRY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23348 SADBERRY-FOYT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 21763 SALVAGGIO-EATON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24036 SAM UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 23226 SAVAGE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21965 SBY PARTNERSHIP 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23472 SCAMARDO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 20860 SCAMARDO, MORRIS 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22075 SCARMARDO-CARRABBA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21555 SCARMARDO-TOUPAL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22492 SCARPINATO-AYERS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22455 SCASTA-MILBERGER UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 23368 SCOTT-RUESINK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24373 SCOTT-RUESINK UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 24256 SEA LION UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 24283 SEAL UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 13146 SEBESTA, JAMES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14081 SEBESTA, LYDIA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21714 SEE-FOJT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23418 SHAW UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23724 SHIMEK-HOPPE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23189 SHINER UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 22135 SIEGERT-MERKA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 20716 SILAS 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 21458 SIMS 14710500 CALDWELL (AUSTIN CHALK) 041 BRAZOS OIL 24209 SITKA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 24500 SIX MILE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 24268 SIX MILE UNIT 34733600 GIDDINGS (BUDA) 331 MILAM OIL 23058 SKEAGH-WALKER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 13319 SKRIVANEK, JR. JOSEPH J. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22952 SLAY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM



03 020528 ANADARKO E&P ONSHORE LLC OIL 22644 SLOVACEK-SLOVACEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23559 SLOVACEK-SLOVACEK UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 22929 SMITH ESTATE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 20752 SMITH, JESSIE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22942 SMITH, R. J. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21823 SPEARMAN-ALFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13787 SPEARMAN, ROBERT "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13264 SPEARMAN, ROBERT F. "C" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24263 SPEARMAN, ROBT. "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24235 SPEARMAN, ROBT. "B" 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 24109 STECK 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 14171 STECK, DOROTHY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24005 STEFKA - LOEHR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20586 STEFKA RE - ORSAG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20695 STEFKA-STEFKA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22813 STEGMUELLER 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22870 STEGMUELLER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23138 STEWART UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23247 STROHS UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 17742 SUPAK, BENNIE "B" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23047 SUPAK, MARY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20671 TATUM 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22973 TEXAS GOLD UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 20979 TIETJEN-TIETJEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 16512 TIETJEN, A.H. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18435 TIETJEN, A.H. "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23396 TIMBERWOLF UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 22331 TRAMBLE-SALVATO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 20859 TRCALEK, BEN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13763 TRI-LOEHR UIT "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13467 TRI-LOEHR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17794 TURNER, L. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12453 TYSON, SCOTT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14250 VACLAV HYVL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25013 VARISCO ESTATE 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 20638 VARISCO, A. ESTATE 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 20639 VARISCO, A. ESTATE "A" 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 20527 VARISCO, ANTONI 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 21130 VARISCO, ANTONIO 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 18081 VARISCO, ANTONIO "A" 50424500 KURTEN (BUDA) 041 BRAZOS OIL 22152 VAVRA-STORY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24125 W. B. HICKS UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 24182 WALRUS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23464 WAPITI UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 14396 WARLICK, LOSS 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23656 WEATHERFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 24164 WEBB BRANCH UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 24219 WEBB BRANCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24306 WEEBER-ALFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24190 WEEBER-ALFORD UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON



03 020528 ANADARKO E&P ONSHORE LLC OIL 16029 WEEBER, K. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21929 WEHMEYER-WEHMEYER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 26243 WEHMEYER-WEHMEYER UNIT EB 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 13617 WENDLAND, DANIEL H. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23377 WHITETAIL UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 21199 WILDCAT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23023 WILDCATTER UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 20811 WILLIAMS-DRGAC UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14350 WILLIAMS-TAYLOR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13413 WILLIAMS, BERNICE D. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23331 WINCHESTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23373 WINCHESTER UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 23772 WOLF "A" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23544 WOLF DEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23462 WOLF UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 21180 WORTHINGTON-SADLER 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23120 YOUNG-WILSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 13176 ZGABAY, EDWIN "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14990 ZGABAY, EDWIN "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23601 ZGABAY, EDWIN C UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13866 ZGABAY, HENRY R. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13640 ZGABAY, RAYMOND W. JR "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12572 ZGABAY,RAYMOND 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21939 ZUBIK-SMITH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS GAS 247332 ANADARKO FEE A-135 SWD 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 238899 BLACK STONE ISAACS A-316 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 250149 BLACK STONE MINERALS A-175 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 457 TYLER GAS 250148 BLACK STONE MINERALS A-34 UNIT 1 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 251216 BLACK STONE MINERALS A-34 UNIT 2 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 238916 BLACK STONE MINERALS A-34 UNIT 3 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 251524 BLACK STONE MINERALS A-34 UNIT 4 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 230876 BLACK STONE MINERALS A-383 00006001 WILDCAT 373 POLK GAS 220291 BLACK STONE MINERALS UNIT A-17 00006001 WILDCAT 241 JASPER GAS 238927 BP AMERICA A-187 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 260473 BP AMERICA A-249 SWD 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 262413 BP AMERICA A-249 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 262474 BP AMERICA A-436 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 265488 BP AMERICA A-626 WEST UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 250494 BP AMERICA A-994 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 238921 BP AMERICA A-995 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 250892 BP BLACK STONE A-244 SWD 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 258276 BP BLACK STONE A-244 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 264937 BP BLACK STONE A-253 WEST UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 254923 BP BLACK STONE A-262 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 251695 BP BLACK STONE A-263 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 246915 BP BLACK STONE A-266 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 253435 BP BLACK STONE A-371 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 457 TYLER GAS 259960 BP BLACK STONE A-383 SWD 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 261207 BP BLACK STONE A-383 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 256088 BP BLACK STONE A-400 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER



03 020528 ANADARKO E&P ONSHORE LLC GAS 263425 BP BLACK STONE A-470 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 266630 BP BLACK STONE A-472 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 257521 BP BLACK STONE A-472 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 258125 BP BLACK STONE A-495 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 246628 BP BLACK STONE A-520 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 238930 BP BLACK STONE A-520 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 264525 BP BLACK STONE A-571 SWD 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 265690 BP BLACK STONE A-571 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 250143 BP BLACK STONE A-627 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 254783 BP BLACK STONE A-632 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 257530 BP BLACK STONE A-727 B UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 269440 BP BLACK STONE A-90 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 251280 BP BLACK STONE A-98 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 256499 FORESTAR BLACK STONE A-90 SWD 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 255669 FORESTAR BLACK STONE A-90 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 265051 FORESTAR BYERLEY A-32 SWD 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 266667 FORESTAR BYERLEY A-32 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 267534 FORESTAR BYERLEY A-32 UNIT 2 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 265052 FORESTAR KEAGHEY A-253 SWD 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 261210 FORESTAR KEAGHEY A-253 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 351 NEWTON GAS 238904 GOBERT A-11 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 247534 HILTON-YEGUA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 140462 LEWIS-HOYT UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 203856 LOUISIANA PACIFIC 00006001 WILDCAT 457 TYLER GAS 240782 PHILLIPS LAKE 00006001 WILDCAT 457 TYLER GAS 262415 ROGANVILLE TURNER A-39 UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER 03 020596 ANCHOR OPERATING CO. OIL 18855 BETTY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20556 G&W UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22319 HUNT HEIRS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13190 JUSTICE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14550 KNAPE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21834 MANUEL 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23606 PECAN CREEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24338 RAMSEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18186 ROADRUNNER-KNOX UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19826 SCHULTZ 34986700 GINI (WILCOX) 149 FAYETTE OIL 20370 SCHULTZ 94249600 WCS (WILCOX 5220) 149 FAYETTE OIL 22517 VOSS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14717 WEIMKEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20394 WEYAND 96680500 WEYAND (WILCOX) 149 FAYETTE OIL 20424 WEYAND UNIT 07603500 BETTY ANN (WILCOX) 149 FAYETTE OIL 21831 WINNIEJO 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE GAS 112110 BYBEE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 098873 HARRIS UNIT 07728600 BIG -A- TAYLOR 051 BURLESON GAS 119251 LYCO 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 251453 PECAN CREEK UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 119938 PETERS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 172172 RAMSEY-LYONS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 265996 ROADRUNNER-KNOX UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE



03 020596 ANCHOR OPERATING CO. GAS 143202 RWR UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 197819 SCHOENEMANN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 120758 SORENSON 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 173743 WATT-COLVIN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE 03 020599 ANATEXAS OFFSHORE, INC. OIL 25909 VICK 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 26053 VICK A 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE GAS 235779 STATE LEASE 103229 11692200 BRAZOS BLOCK 446L SW-4 (M15C) 321 MATAGORDA GAS 235321 STATE LEASE 103229 11612525 BRAZOS AREA 446-L SE-4 (DISC B) 321 MATAGORDA GAS 264826 STATE LEASE 103230 00006001 WILDCAT 321 MATAGORDA 03 020845 ANDERSON, ARNOLD OIL 17569 RIVIERE EST. 53498001 LIBERTY, SOUTH 291 LIBERTY 03 022499 ANDERSON OIL LTD. GAS 224680 MCBRIDE 25018100 DIXIE COURTIN' (CARRIZO B) 455 TRINITY GAS 250803 TX-NM-99077 35695175 GOLIGHTLY (JACKSON) 407 SAN JACINTO 03 022548 ANDERSON PETRO-EQUIPMENT, INC. OIL 09704 ARCO-HURD FEE 46733500 JOES LAKE, E.(1ST WILCOX) 457 TYLER OIL 22449 KIRBY-MILHOME 08563142 BLACKHOME (WILCOX 8540) 457 TYLER 03 025619 ANLOC, LLC OIL 25451 WARREN RANCH 41849001 HOCKLEY 201 HARRIS GAS 238392 WARREN RANCH 41849001 HOCKLEY 201 HARRIS GAS 254067 WARREN, NANNIE 41849001 HOCKLEY 201 HARRIS 03 027200 APACHE CORPORATION OIL 25306 A B CHILDERS 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 15310 BALKE, I. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 02915 BANN-OLIPHANT 56688001 MAGNET WITHERS 481 WHARTON OIL 21833 BEMENT BROUSSARD 56688001 MAGNET WITHERS 481 WHARTON OIL 15113 BLAHA, C.H. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25054 BOX KELLY UNIT 20368700 COOKS POINT (WOODBINE) 051 BURLESON OIL 14299 BOX-KELLY UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 14723 BRISCOE, BELLE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25185 BROOKS 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 20327 BROUSSARD TRUST 56688001 MAGNET WITHERS 481 WHARTON OIL 02871 BROUSSARD-HANCOCK-STOVALL 56688001 MAGNET WITHERS 481 WHARTON OIL 25797 BROUSSARD, J. E. NCT-1 56688586 MAGNET WITHERS (FRIO CONS.) 481 WHARTON OIL 02909 BROUSSARD, J. E. NCT-1 56688001 MAGNET WITHERS 481 WHARTON OIL 24016 BUFFALO RANCH 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 22210 CARRABBA BROTHERS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25179 CASH, LEON F. 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 15034 CHACHERE, HAZEL J. "A" 86303500 STONE CITY (AUSTIN CHALK) 051 BURLESON OIL 14978 CHILDERS, A.B. JR. 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 09504 COBB, F. G. -B- 06287344 BAY CITY (7700 FRIO) 321 MATAGORDA OIL 24446 COBB, F. G. -B- 06287215 BAY CITY (7450) 321 MATAGORDA OIL 09500 COBB, F. G. -B- 06287688 BAY CITY (8500 FRIO) 321 MATAGORDA OIL 09483 COBB, F. G. -B- 06287430 BAY CITY (7900 FRIO) 321 MATAGORDA OIL 09470 COBB, F. G. -B- 06287301 BAY CITY (7500 FRIO) 321 MATAGORDA OIL 09493 COBB, F. G. -B- 06287516 BAY CITY (8200 FRIO) 321 MATAGORDA OIL 09465 COBB, F. G. -B- 06287086 BAY CITY (7000 FRIO) 321 MATAGORDA OIL 26134 COBB, F. G. 'B' 06287258 BAY CITY (7450, E.) 321 MATAGORDA OIL 23919 COBB, F. G. B 06287172 BAY CITY (7430 FRIO) 321 MATAGORDA



03 027200 APACHE CORPORATION OIL 20364 COBB, F.G. -A- 06287086 BAY CITY (7000 FRIO) 321 MATAGORDA OIL 20608 COBB, F.G. "B" 06287731 BAY CITY (8600 FRIO) 321 MATAGORDA OIL 02874 COCKBURN, H. C. ETAL -B- 56688001 MAGNET WITHERS 481 WHARTON OIL 15208 CORA MASON UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 14395 COWEN "B" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25163 D A NOVOSAD 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 02876 DEBRUHL FEE 56688001 MAGNET WITHERS 481 WHARTON OIL 02877 DICE-BAIN 56688001 MAGNET WITHERS 481 WHARTON OIL 25111 DILLON, DON ET AL 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 25134 DILLON, DON ET AL 20368700 COOKS POINT (WOODBINE) 051 BURLESON OIL 25332 ELSIK 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 23912 ELSIK, W. T. 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 21201 ERVIN MOORE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24389 F. G. COBB "A" 06287301 BAY CITY (7500 FRIO) 321 MATAGORDA OIL 25806 F. G. COBB B 06287129 BAY CITY (7200 FRIO) 321 MATAGORDA OIL 25442 FENN RANCH UNIT 34733610 GIDDINGS (EAGLEFORD) 287 LEE OIL 25176 FICK, C. O. 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 02879 FOLEY-BROUSSARD 56688001 MAGNET WITHERS 481 WHARTON OIL 02881 FRANZ, J. H. 56688001 MAGNET WITHERS 481 WHARTON OIL 25432 GIESENSCHLAG-GROCE 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 13625 GIESENSCHLAG, W. H. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25192 GIESENSCHLAG, W. H. "C" GAS UNI 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 14091 GIESENSCHLAG, W.H. "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25006 GIFFORD-HILL "A" 20368700 COOKS POINT (WOODBINE) 041 BRAZOS OIL 21912 GIFFORD-HILL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25268 HAZEL J. CHACHERE OIL UNIT 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 25165 HELWEG, W. 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 02884 HENNESSEY-DEACON 56688001 MAGNET WITHERS 481 WHARTON OIL 26041 HOGUE 56599500 MADISONVILLE, W. (WOODBINE -A-) 185 GRIMES OIL 25251 HULLABALOO 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 25158 J R GROCE UNIT 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 26032 J. ANTHONY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25305 J. ANTHONY UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 15979 JACKSON UNIT 86303500 STONE CITY (AUSTIN CHALK) 051 BURLESON OIL 09495 JOHNSON, SALLIE 06287516 BAY CITY (8200 FRIO) 321 MATAGORDA OIL 09485 JOHNSON, SALLIE 06287430 BAY CITY (7900 FRIO) 321 MATAGORDA OIL 02885 JORDAN, MINA 56688001 MAGNET WITHERS 481 WHARTON OIL 25155 KOVAR PORTER UNIT 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 21594 KOVAR-PORTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 10160 LEHMBERG-COFFEY 56688001 MAGNET WITHERS 481 WHARTON OIL 14812 LEMON, W.C. 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 25139 LEON CASH UNIT 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 17382 LEON CASH UNIT 86303500 STONE CITY (AUSTIN CHALK) 041 BRAZOS OIL 24073 LEONE UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 25135 M S KAVANAUGH UNIT 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 20001 MACOMBER-BROUSSARD 56688001 MAGNET WITHERS 481 WHARTON OIL 22497 MARGRAVES-WINDHAM 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22791 MOORE ESTATE 06287301 BAY CITY (7500 FRIO) 321 MATAGORDA OIL 09467 MOORE ESTATE 06287086 BAY CITY (7000 FRIO) 321 MATAGORDA OIL 22971 NIX UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON



03 027200 APACHE CORPORATION OIL 02890 NORRIS 56688001 MAGNET WITHERS 481 WHARTON OIL 16717 NORTHRUP UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25798 PIERCE ESTATE 56688360 MAGNET WITHERS (F-18, EAST) 481 WHARTON OIL 25554 PIERCE ESTATE 56688315 MAGNET WITHERS (F-16) 481 WHARTON OIL 25637 PIERCE ESTATE 56688423 MAGNET WITHERS (F-22) 481 WHARTON OIL 25205 PIERCE ESTATE C 56688432 MAGNET WITHERS (F-22 A) 481 WHARTON OIL 25285 PIERCE ESTATE C 56688586 MAGNET WITHERS (FRIO CONS.) 481 WHARTON OIL 06715 PIERCE ESTATES 56688001 MAGNET WITHERS 481 WHARTON OIL 07164 PIERCE ESTATES 56688405 MAGNET WITHERS (F-21) 481 WHARTON OIL 06720 PIERCE ESTATES 98290142 WITHERS, NORTH (-C- SAND) 481 WHARTON OIL 07343 PIERCE ESTATES 56688279 MAGNET WITHERS (F-15-A) 481 WHARTON OIL 06719 PIERCE ESTATES 98290001 WITHERS, NORTH 481 WHARTON OIL 03349 PIERCE ESTATES -A- 71337001 PICKETT RIDGE 481 WHARTON OIL 24339 PIERCE ESTATES B 56688235 MAGNET WITHERS (F-13-A) 481 WHARTON OIL 24959 PIERCE ESTATES C 56688369 MAGNET WITHERS (F-19) 481 WHARTON OIL 07163 PIERCE ESTATES C 56688423 MAGNET WITHERS (F-22) 481 WHARTON OIL 24211 PIERCE ESTATES C 56688333 MAGNET WITHERS (F-17) 481 WHARTON OIL 14696 PORTER, E.B. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25333 RESER-SANDERS UNIT 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 25281 REVEILLE 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 23848 REVEILLE 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 24508 RUGELEY, HENRY 06287516 BAY CITY (8200 FRIO) 321 MATAGORDA OIL 20407 RUGELEY, HENRY 06287817 BAY CITY (8700 FRIO) 321 MATAGORDA OIL 25267 SCAMARDO, LUKE M. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13720 SEBESTA, C. J. -B- UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 02892 SHELL-BROUSSARD 56688001 MAGNET WITHERS 481 WHARTON OIL 14770 SKRIVANEK, JOSEPH J. JR. 86303500 STONE CITY (AUSTIN CHALK) 051 BURLESON OIL 20673 SKRIVANEK, JOSEPH J. JR. 50424500 KURTEN (BUDA) 051 BURLESON OIL 26127 STEVENS UNIT 56599500 MADISONVILLE, W. (WOODBINE -A-) 185 GRIMES OIL 21415 TAMU 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22830 TARVER-SEBESTA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25041 TARVER, WILLIE LEE 20368700 COOKS POINT (WOODBINE) 051 BURLESON OIL 02912 THOMPSON, A. C. -A- 56688001 MAGNET WITHERS 481 WHARTON OIL 25043 VINCE COURT UNIT 20368700 COOKS POINT (WOODBINE) 041 BRAZOS OIL 25136 VINCE COURT UNIT A 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 25148 W H GIESENSCHLAG 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 25110 W. H. GIESENSCHLAG C 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 25015 WARREN THOMAS UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 17933 WILBANKS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24976 WILLIE LEE TARVER "A" UNIT 20368700 COOKS POINT (WOODBINE) 051 BURLESON OIL 25160 WILLIE LEE TARVER UNIT C 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 20838 WORTHINGTON-BROUSSARD 56688001 MAGNET WITHERS 481 WHARTON GAS 242994 BALKE, I. 34733600 GIDDINGS (BUDA) 051 BURLESON GAS 213265 BINGLE 43381002 HULL * 291 LIBERTY GAS 242983 BOULDEN, F. 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON GAS 215066 BOYT 24431075 DEVERS, S. (COOK MOUNTAIN) 291 LIBERTY GAS 225954 BROUSSARD, J. E. 56688810 MAGNET WITHERS (MIOCENE 4000) 481 WHARTON GAS 271512 BROUSSARD, J. E. 56688001 MAGNET WITHERS 000 0000000000000 GAS 271288 BROUSSARD, J. E. 56688612 MAGNET WITHERS (M-6) 481 WHARTON GAS 156044 BROUSSARD, J. E. 56688001 MAGNET WITHERS 481 WHARTON



03 027200 APACHE CORPORATION GAS 251250 BUTAUD E 34733600 GIDDINGS (BUDA) 185 GRIMES GAS 005092 COBB, F. G., -B- 06287559 BAY CITY (8300) 321 MATAGORDA GAS 238398 CONNELL, M. S. 84564500 SOMERVILLE (GEORGETOWN) 051 BURLESON GAS 247094 DALBOSCO 34733600 GIDDINGS (BUDA) 185 GRIMES GAS 198368 DEBRUHL, H. E. 56688001 MAGNET WITHERS 481 WHARTON GAS 135591 DEBRUHL, H. E. 56688648 MAGNET WITHERS (MARGINULINA 1) 481 WHARTON GAS 005248 DUNCAN, F. B. 07307250 BERNARD, W. (CLODINE) 481 WHARTON GAS 228618 FRANZ, J. H. 56688810 MAGNET WITHERS (MIOCENE 4000) 481 WHARTON GAS 169948 FRANZ, J. H. 56688001 MAGNET WITHERS 481 WHARTON GAS 142219 GIESENSCHLAG "C" GAS UNIT 56020500 LYONS (GEORGETOWN) 051 BURLESON GAS 142124 GIESENSCHLAG-GROCE GAS UNIT 56020500 LYONS (GEORGETOWN) 051 BURLESON GAS 255247 J H FRANZ 56688815 MAGNET WITHERS (MIOCENE 4150) 481 WHARTON GAS 155953 KNESEK, E. UNIT 07728600 BIG -A- TAYLOR 051 BURLESON GAS 145090 KNOLLE GEORGETOWN G.U. 56020500 LYONS (GEORGETOWN) 051 BURLESON GAS 242079 KRENEK, J. 84564500 SOMERVILLE (GEORGETOWN) 051 BURLESON GAS 161961 MAGEE, HENRY G. ET AL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 191425 MARG. 1 GAS UNIT 56688648 MAGNET WITHERS (MARGINULINA 1) 481 WHARTON GAS 243799 MOORE ESTATES 06287559 BAY CITY (8300) 321 MATAGORDA GAS 263601 PIERCE ESTATE 56688054 MAGNET WITHERS (F-5) 481 WHARTON GAS 265863 PIERCE ESTATE 56688252 MAGNET WITHERS (F-14) 481 WHARTON GAS 263815 PIERCE ESTATE 56688540 MAGNET WITHERS (F-26 A) 481 WHARTON GAS 265995 PIERCE ESTATE 56688234 MAGNET WITHERS (F-13) 481 WHARTON GAS 264346 PIERCE ESTATE 56688586 MAGNET WITHERS (FRIO CONS.) 481 WHARTON GAS 263376 PIERCE ESTATE 56688081 MAGNET WITHERS (F- 7) 481 WHARTON GAS 258740 PIERCE ESTATE 56688126 MAGNET WITHERS (F- 9) 481 WHARTON GAS 050751 PIERCE ESTATES 56688648 MAGNET WITHERS (MARGINULINA 1) 481 WHARTON GAS 220169 PIERCE ESTATES 56688810 MAGNET WITHERS (MIOCENE 4000) 481 WHARTON GAS 263339 PIERCE ESTATES 56688810 MAGNET WITHERS (MIOCENE 4000) 481 WHARTON GAS 205453 PIERCE ESTATES 56688648 MAGNET WITHERS (MARGINULINA 1) 481 WHARTON GAS 269592 PIERCE ESTATES 56688648 MAGNET WITHERS (MARGINULINA 1) 481 WHARTON GAS 218917 PIERCE ESTATES 56688648 MAGNET WITHERS (MARGINULINA 1) 481 WHARTON GAS 196516 PIERCE ESTATES 56688648 MAGNET WITHERS (MARGINULINA 1) 481 WHARTON GAS 204032 PIERCE ESTATES 56688819 MAGNET WITHERS (MIOCENE 4200) 481 WHARTON GAS 204404 PIERCE ESTATES 56688819 MAGNET WITHERS (MIOCENE 4200) 481 WHARTON GAS 261368 PIERCE ESTATES 56688693 MAGNET WITHERS (MIOCENE UPPER) 481 WHARTON GAS 196517 PIERCE ESTATES 56688648 MAGNET WITHERS (MARGINULINA 1) 481 WHARTON GAS 190102 PIERCE ESTATES 56688648 MAGNET WITHERS (MARGINULINA 1) 481 WHARTON GAS 270954 PIERCE ESTATES 56688540 MAGNET WITHERS (F-26 A) 481 WHARTON GAS 192264 PIERCE ESTATES 98290284 WITHERS, NORTH (-F-) 481 WHARTON GAS 233274 PIERCE ESTATES 98290100 WITHERS, NORTH (-A- SAND) 481 WHARTON GAS 258681 PIERCE ESTATES 98290100 WITHERS, NORTH (-A- SAND) 481 WHARTON GAS 258258 PIERCE ESTATES 56688621 MAGNET WITHERS (M-7) 481 WHARTON GAS 059239 PIERCE ESTATES 56688594 MAGNET WITHERS (LACY ARMOUR) 481 WHARTON GAS 052520 PIERCE ESTATES 56688450 MAGNET WITHERS (F-23) 481 WHARTON GAS 202598 PIERCE ESTATES 56688513 MAGNET WITHERS (F-25) 481 WHARTON GAS 222733 PIERCE ESTATES 56688216 MAGNET WITHERS (F-12) 481 WHARTON GAS 205361 PIERCE ESTATES 56688144 MAGNET WITHERS (F-10) 481 WHARTON GAS 245427 PIERCE ESTATES B 56688180 MAGNET WITHERS (F-11) 481 WHARTON GAS 258289 PIERCE ESTATES B 56688297 MAGNET WITHERS (F-15-B) 481 WHARTON GAS 256747 PIERCE ESTATES C 56688607 MAGNET WITHERS (M-5) 481 WHARTON



03 027200 APACHE CORPORATION GAS 142758 PORTER, L. GAS UNIT 56020500 LYONS (GEORGETOWN) 051 BURLESON GAS 160430 REVEILLE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 232220 SANTA FE "A" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 234137 SANTA FE "B" UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 241432 SANTA FE A 34741500 GIDDINGS, SOUTH (EAGLEFORD) 051 BURLESON GAS 236190 SANTE FE "A" 34741500 GIDDINGS, SOUTH (EAGLEFORD) 051 BURLESON GAS 242368 SEBESTA, C. J. "B" UNIT 84564500 SOMERVILLE (GEORGETOWN) 051 BURLESON GAS 212077 SEBESTA, CHARLES J. "B" UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 144267 SEBESTA, G.A.GEORGETOWN GAS UNIT 56020500 LYONS (GEORGETOWN) 051 BURLESON GAS 209497 SWILLEY 43381002 HULL * 291 LIBERTY GAS 253389 WELLS E 34733600 GIDDINGS (BUDA) 185 GRIMES GAS 202957 WILLIS ESTATE 30540500 FELICIA (YEGUA) 291 LIBERTY GAS 204035 WILLIS ESTATE 30540500 FELICIA (YEGUA) 291 LIBERTY GAS 203704 WILLIS ESTATE 30540500 FELICIA (YEGUA) 291 LIBERTY GAS 202098 WILLIS ESTATE 30540500 FELICIA (YEGUA) 291 LIBERTY 03 027226 APACHE EXPLORATION, INC. (I) OIL 08570 BARTLETT, J. A. 48278544 KATY (I-B) 473 WALLER OIL 08572 BARTLETT, J. A., OIL UNIT -B- 48278544 KATY (I-B) 157 FORT BEND OIL 15192 NUSSBAUM, SAM 64185001 MYKAWA NEW 201 HARRIS 03 027474 APOLLO ENERGY OPERATING CO, LP GAS 265549 GIBBS BROTHERS 63239333 MOSSY GROVE (GEORGETOWN) 471 WALKER GAS 251709 GIBBS BROTHERS B-1 UNIT 00006001 WILDCAT 471 WALKER 03 028656 API OPERATING CO. GAS 006565 STEWART, MACO 41674625 HITCHCOCK ( 5,100 MIOCENE) 167 GALVESTON GAS 093117 STEWART, MACO ET AL 41674263 HITCHCOCK (4530) 167 GALVESTON GAS 092818 STEWART, MACO ET AL 41674265 HITCHCOCK (4590) 167 GALVESTON 03 028734 ARCADIA OPERATING, LLC OIL 25610 BP MERCY SEAT 60599500 MERCY SEAT (WILCOX A-3 SD) 457 TYLER OIL 25972 BP MERCY SEAT 60599250 MERCY SEAT (WILCOX A-2 SD) 457 TYLER OIL 24617 POOLE 01657800 ALLEN DOME (10,800) 039 BRAZORIA OIL 25848 RHODES UNIT 96807475 WEST SKILLERN (WILCOX 7760) 457 TYLER GAS 247837 PHS GAS UNIT 89826946 TIDEHAVEN (10,300) 321 MATAGORDA GAS 048189 PIERCE EST. OIL & GAS INTS. 26510500 DUNCAN SLOUGH, S. (FRIO, LO.) 321 MATAGORDA GAS 197643 POOLE 75057750 REASONER (12600) 039 BRAZORIA GAS 197874 POOLE 75057750 REASONER (12600) 039 BRAZORIA GAS 181480 RUNNELLS GAS UNIT 36361075 GRAND SLAM (CLAUGHTON) 321 MATAGORDA GAS 189268 RUNNELLS GAS UNIT 36361075 GRAND SLAM (CLAUGHTON) 321 MATAGORDA GAS 201102 RUNNELLS GAS UNIT 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 253410 RUNNELLS GAS UNIT 1 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 261682 RUNNELLS GAS UNIT 1 36361075 GRAND SLAM (CLAUGHTON) 321 MATAGORDA GAS 208843 TERRY-POESSEL GAS UNIT 89826645 TIDEHAVEN ( 9,500 FRIO) 321 MATAGORDA 03 029390 ARCTURUS OPERATING COMPANY OIL 16774 MEANS 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 24981 VON ROSENBERG 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 029710 ARGENT ENERGY (US) HOLDINGS INC. OIL 24947 AEOLUS 65953600 NORIAN (Y2-B) 351 NEWTON OIL 25352 AEOLUS 65953400 NORIAN (QUINN SD.) 351 NEWTON OIL 09780 ARC-CALL & JONES 65393001 NEWTON 351 NEWTON OIL 09782 ARC-CALL & JONES 65395500 NEWTON, N. (WILCOX 9750) 351 NEWTON OIL 25117 ARCO CALL & JONES 'A' 65393001 NEWTON 351 NEWTON



03 029710 ARGENT ENERGY (US) HOLDINGS INC. OIL 23589 BELCHER B57 UNIT 57233808 MANVEL (OLIGOCENE, FRIO D) 039 BRAZORIA OIL 23588 BELCHER B58 UNIT 57233808 MANVEL (OLIGOCENE, FRIO D) 039 BRAZORIA OIL 10796 BELCHER, W. T. -A- 57233258 MANVEL (FB-III, OLIGOCENE SEG A) 039 BRAZORIA OIL 02926 BELCHER, W. T. -A- 57233434 MANVEL (MIOCENE) 039 BRAZORIA OIL 10396 BELCHER, W. T. "A" 57233223 MANVEL (F.B. II, OLIGOCENE) 039 BRAZORIA OIL 10386 BELCHER, W. T. "B" 57233191 MANVEL (F.B. I, OLIGOCENE) 039 BRAZORIA OIL 10259 BELCHER, W. T., "A" 57233248 MANVEL (FB-III, OLIGOCENE) 039 BRAZORIA OIL 23157 BELCHER, W.T. "A" 57233558 MANVEL (MIOCENE 3600) 039 BRAZORIA OIL 22726 BELCHER, W.T. "B" 57233434 MANVEL (MIOCENE) 039 BRAZORIA OIL 26271 BOEHNKE UNIT 34733600 GIDDINGS (BUDA) 149 FAYETTE OIL 23505 BURNS 65393001 NEWTON 351 NEWTON OIL 02784 CARTER, W. T. & BRO. 54193550 LIVINGSTON (WILCOX) 373 POLK OIL 25125 CASSANDRA 14750500 CALL, S. (YEGUA 3RD) 351 NEWTON OIL 24470 CHAMPION 65393001 NEWTON 351 NEWTON OIL 25065 CHAMPION INTERNATIONAL 65393001 NEWTON 351 NEWTON OIL 24298 CHAMPION RAY 65393001 NEWTON 351 NEWTON OIL 25985 CHERRY HEIRS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25124 CHERRY OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 26051 CHESTER CHERRY OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25348 COLBY 00006001 WILDCAT 039 BRAZORIA OIL 08768 COLBY, E. H. 57233868 MANVEL (4970) 039 BRAZORIA OIL 02923 COLBY, E. H. ETAL 57233434 MANVEL (MIOCENE) 039 BRAZORIA OIL 09082 COLBY, E. H., ETAL 57233899 MANVEL (5100) 039 BRAZORIA OIL 18825 COLBY, E.H. ET AL 57233775 MANVEL (OLIGOCENE) 039 BRAZORIA OIL 10398 DAWSON, L. C. 57233223 MANVEL (F.B. II, OLIGOCENE) 039 BRAZORIA OIL 24909 DELTA OLD SALEM UNIT 65393001 NEWTON 351 NEWTON OIL 25244 DICK & FALING 54193500 LIVINGSTON (SPARTA, N. FB) 373 POLK OIL 02786 DICK & FALING 54193550 LIVINGSTON (WILCOX) 373 POLK OIL 25858 DOMS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 26228 DOMS UNIT 34733600 GIDDINGS (BUDA) 149 FAYETTE OIL 10402 ELVING, FRED 57233223 MANVEL (F.B. II, OLIGOCENE) 039 BRAZORIA OIL 19836 ELVING, FRED 57233224 MANVEL (FB II, OLIGOCENE A-1) 039 BRAZORIA OIL 02751 GRANBURY, C. B. 54193001 LIVINGSTON 373 POLK OIL 02778 GRANBURY, C. B. A/C #4 54193550 LIVINGSTON (WILCOX) 373 POLK OIL 16918 GRANBURY, C.B. 54193600 LIVINGSTON (WILCOX, SW) 373 POLK OIL 19628 GRANBURY, C.B. 54193620 LIVINGSTON (WILCOX 7060) 373 POLK OIL 25086 GRAY, JAMES 45575500 JAMES GRAY (WILCOX 13350) 351 NEWTON OIL 19869 H. O. F. A. 57233540 MANVEL (MIOCENE 3300) 039 BRAZORIA OIL 02929 H. O. F. A. 57233434 MANVEL (MIOCENE) 039 BRAZORIA OIL 10399 H. O. F. A. 57233223 MANVEL (F.B. II, OLIGOCENE) 039 BRAZORIA OIL 24352 H. O. F. A. 57233837 MANVEL (4000) 039 BRAZORIA OIL 22688 H. O. F. A. NCT-1 57233434 MANVEL (MIOCENE) 039 BRAZORIA OIL 23364 HALLIGAN, O. M. 57233589 MANVEL (MIOCENE 3900) 039 BRAZORIA OIL 24846 HEARTWOOD 65393001 NEWTON 351 NEWTON OIL 16731 HOFA NCT-1 57233540 MANVEL (MIOCENE 3300) 039 BRAZORIA OIL 26277 HOPPER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25983 HRNCIR 34733500 GIDDINGS (AUSTIN CHALK-3) 177 GONZALES OIL 25984 IVY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 09510 JONES, R. H. 54193001 LIVINGSTON 373 POLK OIL 02787 JONES, R. H. 54193550 LIVINGSTON (WILCOX) 373 POLK



03 029710 ARGENT ENERGY (US) HOLDINGS INC. OIL 02788 JONES, R. H. ETAL -B- 54193550 LIVINGSTON (WILCOX) 373 POLK OIL 23233 LEMMER, J. 57233223 MANVEL (F.B. II, OLIGOCENE) 039 BRAZORIA OIL 07852 LEMMER, J. L. 57234400 MANVEL, E. (OAKVILLE #3) 039 BRAZORIA OIL 10394 LEWELLYN, NELLIE 57233223 MANVEL (F.B. II, OLIGOCENE) 039 BRAZORIA OIL 20261 MASSEY 57234200 MANVEL, E. (MIOCENE 3300) 039 BRAZORIA OIL 25182 MCBRIDE 65393001 NEWTON 351 NEWTON OIL 02789 MUNSON, W. B. HEIRS 54193550 LIVINGSTON (WILCOX) 373 POLK OIL 24266 NEWTON 65393001 NEWTON 351 NEWTON OIL 24267 NEWTON "B" 65393001 NEWTON 351 NEWTON OIL 24974 NEWTON "D" 65393001 NEWTON 351 NEWTON OIL 24701 NEWTON C 65393001 NEWTON 351 NEWTON OIL 24901 NEWTON UNIT 'B' 65393001 NEWTON 351 NEWTON OIL 02790 PRATT, H. J. 54193550 LIVINGSTON (WILCOX) 373 POLK OIL 21034 PRATT, H. J. 54193440 LIVINGSTON (SPARTA) 373 POLK OIL 10463 PRATT, H. J. 54193833 LIVINGSTON (YEGUA 5000) 373 POLK OIL 02761 PRATT, H. J., DR. 54193001 LIVINGSTON 373 POLK OIL 26261 PRESSLER UNIT 34733600 GIDDINGS (BUDA) 149 FAYETTE OIL 24918 PURE RESOURCES 65393001 NEWTON 351 NEWTON OIL 24731 PURE RESOURCES "A" 65393001 NEWTON 351 NEWTON OIL 25008 QUINN 65393001 NEWTON 351 NEWTON OIL 20681 QUINN & WILLIAMS 09861600 BLUE MARSH, EAST (WILCOX 9450) 351 NEWTON OIL 20051 QUINN, B.E. 09861600 BLUE MARSH, EAST (WILCOX 9450) 351 NEWTON OIL 26109 REIMERS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 000 0000000000000 OIL 24868 SMITH, MORGAN 65393001 NEWTON 351 NEWTON OIL 02771 SODAK OIL CO. A/C #1 54193440 LIVINGSTON (SPARTA) 373 POLK OIL 06294 SODAK OIL COMPANY A/C #1 54193220 LIVINGSTON (MCELROY) 373 POLK OIL 25807 TILICEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23734 VASTAR 65393001 NEWTON 351 NEWTON OIL 02935 WAY, H. J. -B- 57233434 MANVEL (MIOCENE) 039 BRAZORIA OIL 09174 WAY, H. J., -A- 57233868 MANVEL (4970) 039 BRAZORIA OIL 24490 WHITTEN UNIT 65393001 NEWTON 351 NEWTON OIL 22690 WTC 54193550 LIVINGSTON (WILCOX) 373 POLK OIL 25900 WW CHERRY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE GAS 223770 ARCO CALL 65393500 NEWTON (4000) 351 NEWTON GAS 242366 BAXTER A-141 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 160349 BELCHER, W. T. "A" 57233248 MANVEL (FB-III, OLIGOCENE) 039 BRAZORIA GAS 109091 BELCHER, W.T. "A" 57233434 MANVEL (MIOCENE) 039 BRAZORIA GAS 243572 BEST-KENESSON WILLSOURCE UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 223308 BEST-KENESSON WILLSOURCE UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 230207 BP AMERICA DELTA 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 256254 C.B. GRANBURY 54193840 LIVINGSTON (1500) 373 POLK GAS 246890 CARTER NORTH A-144 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 230690 DICK & FALING 54193001 LIVINGSTON 373 POLK GAS 215909 DICK & FALING 54193859 LIVINGSTON (2410) 373 POLK GAS 242412 DICK & FALING 54193859 LIVINGSTON (2410) 373 POLK GAS 233191 DICKENS A-214 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 160843 ELVING, FRED -A- 57233223 MANVEL (F.B. II, OLIGOCENE) 039 BRAZORIA GAS 199421 GRANBURY 54193851 LIVINGSTON (2020) 373 POLK GAS 260375 GRANBURY 00006001 WILDCAT 373 POLK GAS 252150 GRAY, JAMES 08252500 BILOXI (12200 SAND) 351 NEWTON



03 029710 ARGENT ENERGY (US) HOLDINGS INC. GAS 229443 HEARTWOOD 65393500 NEWTON (4000) 351 NEWTON GAS 178871 PRATT, DR. H. J. 54193874 LIVINGSTON (2700) 373 POLK GAS 133632 PRATT, DR. H. J. 54193850 LIVINGSTON (2000) 373 POLK GAS 216467 PURE RESOUCES A 65393500 NEWTON (4000) 351 NEWTON GAS 229794 SIMMONS A-70 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 191537 VASTAR 65393500 NEWTON (4000) 351 NEWTON GAS 214108 VASTAR 65393500 NEWTON (4000) 351 NEWTON GAS 234640 WOODS A-82 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK 03 029720 ARGENT PETROLEUM CORPORATION OIL 18263 CURTIS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13663 PATTERSON "C" 86303500 STONE CITY (AUSTIN CHALK) 051 BURLESON OIL 25017 PECAN VALLEY 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 18557 PECAN VALLEY 14713500 CALDWELL, NE (GEORGETOWN) 051 BURLESON 03 030128 ARIES OPERATING, LP OIL 18948 LEHRER 64086250 MUSTANG CREEK (WILCOX SAND) 089 COLORADO OIL 21538 MILLER-VIDOR PROPERTIES 71588900 PINE FOREST (WALTON SAND) 361 ORANGE GAS 159756 LEHRER-WRIGHT 64086375 MUSTANG CREEK (WILCOX 8800) 089 COLORADO GAS 147701 MIL-VID PROPERTIES 71588900 PINE FOREST (WALTON SAND) 361 ORANGE 03 030801 ARLEDGE, TERRY GAS 213874 SHANAHAN GAS UNIT 52430465 LAW RIDGE (UPPER YEGUA) 185 GRIMES 03 030811 ARKOSE PETROLEUM INC. OIL 24686 CANDELARI 18992048 CLINTON (FRIO 4400) 201 HARRIS 03 033149 ARRINGTON OIL&GAS OPERATING LLC GAS 085532 VORPHAL GAS UNIT 88470300 TAVENER (COOK MTN. 7950) 157 FORT BEND 03 033181 ARRIOLA OPERATING & CONSLTG INC. OIL 20691 WALTON, J.C. "B" 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN 03 033521 ARROWHEAD OPERATING INC. OIL 14358 STANDARD TRUST COMPANY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 034380 ASHFORD OIL & GAS COMPANY OIL 12266 WHELESS 37447500 GUM GULLY, W (COOK MTN.) 201 HARRIS 03 035311 ASHWORTH ENERGY, INC. OIL 21296 SANDHAWK-GULF HANNAH FEE 43381001 HULL 291 LIBERTY 03 035453 ASPECT ENERGY, LLC OIL 24867 BINTLIFF PROPERTIES 13082500 BUFFALO CAMP, N (FRIO 10;750) 039 BRAZORIA OIL 21850 OCDC "UC" 27428940 ECHO (9910) 361 ORANGE GAS 228414 BANNEYER 44652700 IOWA COLONY (9700 VICKSBURG) 039 BRAZORIA GAS 200919 GANN 19697200 COLLINS LAKE (FRIO, UPPER) 039 BRAZORIA GAS 226427 GRIFFITH 09840935 BLUE LAKE (11,000) 039 BRAZORIA GAS 227591 HANNAH-CLARE 44652700 IOWA COLONY (9700 VICKSBURG) 039 BRAZORIA GAS 212152 MUNSON, GEORGE 05052375 BAILEYS PRAIRIE (FRIO 10,500) 039 BRAZORIA GAS 243665 PETKOVSEK, LOLIA O. ET AL 07888710 BIG HILL, NW. (HACKBERRY, LOWER) 245 JEFFERSON 03 035643 ATASCA RESOURCES, INC. OIL 20719 LEHMAN 56688001 MAGNET WITHERS 481 WHARTON OIL 18080 WEHMEYER, A. P. 50424500 KURTEN (BUDA) 041 BRAZOS OIL 22798 WIESS 35761450 GOOD GUYS (WILCOX ODOM SD) 457 TYLER OIL 22612 WIESS 35761475 GOOD GUYS (WILCOX 9300) 457 TYLER GAS 182265 HUNT 60476731 MENEFEE (FRIO 5500) 481 WHARTON GAS 190563 RAUN 60476895 MENEFEE (RAUN-YEGUA) 481 WHARTON GAS 204228 RAUN 60476895 MENEFEE (RAUN-YEGUA) 481 WHARTON GAS 183670 TAYLOR UNIT 60476344 MENEFEE (FRIO 4800) 481 WHARTON



03 036050 ATCO PROD. CO., INC. OIL 10484 ATLANTIC RICHFIELD (GILBERT) 84693001 SOUR LAKE 199 HARDIN OIL 10407 ATLANTIC RICHFIELD CO. 84693001 SOUR LAKE 199 HARDIN OIL 10302 BROWN 84693001 SOUR LAKE 199 HARDIN OIL 20655 CANNON 84693001 SOUR LAKE 199 HARDIN OIL 11009 CARPENTER PRODUCTION CO. 84693001 SOUR LAKE 199 HARDIN OIL 07535 CARPENTER, H. D. FEE 84693001 SOUR LAKE 199 HARDIN OIL 09120 COHEN ESTATE 84693001 SOUR LAKE 199 HARDIN OIL 07830 COHEN ESTATE LOT 17 84693001 SOUR LAKE 199 HARDIN OIL 07911 EBBERTS, MITTIE, HEIRS ET AL 84693001 SOUR LAKE 199 HARDIN OIL 03852 GILBERT 84693001 SOUR LAKE 199 HARDIN OIL 10608 GILBERT OIL CO. -C- 84693001 SOUR LAKE 199 HARDIN OIL 03823 GILBERT OIL COMPANY 84693001 SOUR LAKE 199 HARDIN OIL 21916 GULF - CARPENTER 84693001 SOUR LAKE 199 HARDIN OIL 03825 HEBERT & EBBERTS 84693001 SOUR LAKE 199 HARDIN OIL 03827 JACKSON ESTATE 84693001 SOUR LAKE 199 HARDIN OIL 07964 LYNN -A- 84693001 SOUR LAKE 199 HARDIN OIL 03857 LYNN -B- 84693001 SOUR LAKE 199 HARDIN OIL 10589 MINOR OIL CO. (LOT C) 84693001 SOUR LAKE 199 HARDIN OIL 10591 MINOR OIL CO. -B- 84693001 SOUR LAKE 199 HARDIN OIL 03831 MINOR OIL COMPANY 84693001 SOUR LAKE 199 HARDIN OIL 12708 ORGAIN, B. D. 84693001 SOUR LAKE 199 HARDIN OIL 10516 ROBINSON, HUGH 84693001 SOUR LAKE 199 HARDIN OIL 24688 ROBINSON, J. B. 84693001 SOUR LAKE 199 HARDIN OIL 25403 TYTEX PROPERTIES, LTD 98088300 WINNIE, S.E. (DOUGHTIE SD.) 245 JEFFERSON OIL 03834 UNICE-BASHARA FEE 84693001 SOUR LAKE 199 HARDIN OIL 10011 WATTS 84693001 SOUR LAKE 199 HARDIN OIL 20657 YOUNT 84693001 SOUR LAKE 199 HARDIN GAS 128868 CRTI/MCCLEOD-GILBERT 1ST CITY 12367500 BROUSSARD, S. (NODOSARIA 2ND) 245 JEFFERSON GAS 156978 MCLEOD, GILBERT-1ST CITY 12367500 BROUSSARD, S. (NODOSARIA 2ND) 245 JEFFERSON 03 036064 ATINUM ENERGY, INC. GAS 075774 ST. TR. 520-L, NW/4 27964700 EL GORDO (12100) 321 MATAGORDA GAS 127042 STATE TRACT 520-L, NE/4 27964255 EL GORDO (MIOCENE) 321 MATAGORDA GAS 069259 STATE TRACT 520-L, NW/4 27964255 EL GORDO (MIOCENE) 321 MATAGORDA GAS 070867 STATE TRACT 520-L, NW/4 27964255 EL GORDO (MIOCENE) 321 MATAGORDA 03 036548 ATLANTIC & GULF-WESTERN PET CORP OIL 10841 FROST-STATE UNIT 97738129 WILLOW SLOUGH, N. (F-1 SD. FB W) 071 CHAMBERS OIL 06485 KUBELA, STANLEY, -A- 68481693 PALACIOS (MELBOURN E-3 SEG I) 321 MATAGORDA 03 036795 AUDEN OIL INC. GAS 042742 LONG 65780464 NOME (V-1) 245 JEFFERSON 03 036931 AURORA RESOURCES CORPORATION GAS 221417 HEB GU 94543814 WADSWORTH (10,400 FRIO) 321 MATAGORDA 03 036933 AUSCO TEXAS EXPLORATION, LLC OIL 25881 KRUEGER UNIT 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 26257 SCHWARTZ-GALBREATH 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 037141 AUSTIN MINERALS INC. OIL 21342 BLAHA, A. 24833300 DIME BOX (NAVARRO) 287 LEE OIL 16592 HERVEY, V. 24833300 DIME BOX (NAVARRO) 287 LEE OIL 18751 MCCAIN, CARRIE 24833300 DIME BOX (NAVARRO) 287 LEE OIL 17848 MOSES, A. 24833300 DIME BOX (NAVARRO) 287 LEE OIL 16021 OWEN, F. 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON



03 037141 AUSTIN MINERALS INC. GAS 107697 BLAHA 24833300 DIME BOX (NAVARRO) 287 LEE GAS 109995 BLAHA 24833300 DIME BOX (NAVARRO) 287 LEE GAS 114954 BLAHA, A. 24833300 DIME BOX (NAVARRO) 287 LEE GAS 106560 SPACEK, R. 24833300 DIME BOX (NAVARRO) 287 LEE 03 039673 AZTEC EXPLORATION, INC. OIL 13650 CHARANZA, JOE F. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 128713 GULF FEE 54700166 LONG POINT (FRIO) 157 FORT BEND 03 039791 B & B OIL, INC. GAS 215966 WINTERMAN 99035001 WYLIE 089 COLORADO 03 040190 B D PRODUCTION CO., INC. OIL 13356 BERKA UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 18920 DOWELL, M.E. "A" 34094950 GARWOOD, NW (5630) 089 COLORADO OIL 12756 DOWELL,M.E. 34094950 GARWOOD, NW (5630) 089 COLORADO OIL 15132 DUSEK "A" 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 13821 DUSEK UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 15859 GIDDINGS-HEJL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21011 LIGHTSEY-LIGHTSEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13023 MORELLO, MATT EL AL 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 12913 PAGEL "A" 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 13682 ROSE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 200370 DOWELL, M. E. 34092500 GARWOOD, NORTH (MIOCENE 2200) 089 COLORADO GAS 170929 DOWELL, M. E. 34090396 GARWOOD (MIOCENE 2350) 089 COLORADO 03 040211 B. C. VENTURES, INC. OIL 09374 ATKINSON, V. 02315256 AMELIA (FRIO 1) 245 JEFFERSON OIL 08686 DISHMAN, J. A. -A- 02315320 AMELIA (FRIO 2) 245 JEFFERSON OIL 08625 DISHMAN, J. A. -A- 02315160 AMELIA (FLEMING Z-1) 245 JEFFERSON OIL 08674 DISHMAN, J. A. -A- 02315256 AMELIA (FRIO 1) 245 JEFFERSON OIL 15830 DISHMAN, J.A. -E- 02315320 AMELIA (FRIO 2) 245 JEFFERSON OIL 08679 INDUSTRIAL INU CO. 02315256 AMELIA (FRIO 1) 245 JEFFERSON OIL 08639 INDUSTRIAL INV. CO. A/C #2 02315064 AMELIA (DISCORBIS 2) 245 JEFFERSON OIL 08640 INDUSTRIAL INV. CO. A/C #3 02315064 AMELIA (DISCORBIS 2) 245 JEFFERSON OIL 11481 INDUSTRIAL INV. CO. A/C 2 02315032 AMELIA (DISCORBIS 1) 245 JEFFERSON OIL 08642 PINCHBACK, SEAWILLOW, MRS. 02315064 AMELIA (DISCORBIS 2) 245 JEFFERSON OIL 08715 SIMS, G. 02315512 AMELIA (FRIO 6) 245 JEFFERSON 03 040403 B & G ENERGY CORPORATION OIL 24262 CLAMPITT, JED 57756001 MARTHA 291 LIBERTY OIL 06389 KAYSER, PAUL, ET AL 23604800 DAYTON, NORTH (5000 SAND) 291 LIBERTY OIL 07490 KAYSER, PAUL, ET AL 23604800 DAYTON, NORTH (5000 SAND) 291 LIBERTY OIL 03005 SEABERG, C. F. UNIT 57756001 MARTHA 291 LIBERTY OIL 10957 SEABERG, C. F.-SWD- 57756001 MARTHA 291 LIBERTY OIL 05472 SEABERG, C. F., -A- 57760400 MARTHA, SOUTH (PALMER SAND) 291 LIBERTY OIL 05507 SEABERG, C. F., -A- 57760200 MARTHA, SOUTH (FLOWERS) 291 LIBERTY OIL 20499 SEABERG, ROY 23604800 DAYTON, NORTH (5000 SAND) 291 LIBERTY OIL 05816 SEABERG, ROY, ETAL #1 57760400 MARTHA, SOUTH (PALMER SAND) 291 LIBERTY GAS 182329 DANIEL, BILL GOVERNOR 57758525 MARTHA, EAST (COOK MT. 9225 SD.) 291 LIBERTY GAS 004873 DOOLEY 01279498 ALCO-MAG (YEGUA -G- 8400) 201 HARRIS 03 040649 B & J VACUUM TANK SERVICE INC. OIL 25422 GREEN SWD 24429400 DEVERS (FRIO 5900) 291 LIBERTY 03 040753 B & M OPERATING CO., INC. OIL 05104 ABERCROMBIE, J. S. 19048001 CLODINE 157 FORT BEND



03 040753 B & M OPERATING CO., INC. OIL 00765 CINCO RANCH 19048001 CLODINE 157 FORT BEND OIL 06419 WHEELER, J. A. 08871259 BLESSING (F-12) 321 MATAGORDA 03 040792 B M ENERGY, INC. OIL 20834 HARDEMAN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14019 SYNATSCHT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE 03 040794 BHEC CORPORATION OIL 14633 DAVIS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25605 EDGMON-CAMERON -B- 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15102 ELLISON "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22494 HAWKEYE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15503 LANETTA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22998 LEHMAN-DEAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17677 MCLEAN, ANGELIQUE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 11658 MIERTSCHIN, EMIL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17332 OSCAR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE GAS 226474 ARMADILLO 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 149086 JODY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE 03 040830 B.O. OIL COMPANY OIL 20020 BURKE, MARY C. 13546700 BURKE-LINCAM (YEGUA B) 291 LIBERTY OIL 12863 DAMUTH, M. C. 18931001 CLEVELAND, NORTH 291 LIBERTY OIL 11496 DYCO-HAMILL-MCDONALD 18931001 CLEVELAND, NORTH 291 LIBERTY OIL 15604 MACDONALD 18931790 CLEVELAND, N. (YEGUA) 291 LIBERTY OIL 00738 MACDONALD, ZOE B. 18931001 CLEVELAND, NORTH 291 LIBERTY OIL 20602 MCDONALD, Z.B. 18931790 CLEVELAND, N. (YEGUA) 291 LIBERTY OIL 18373 MCDONALD, ZOE B. 18929001 CLEVELAND 291 LIBERTY GAS 226524 MCDONALD, HAMILL 18931001 CLEVELAND, NORTH 291 LIBERTY 03 041864 B.W.O.C., INC. OIL 18630 BRYAN WOODBINE UNIT 12697800 BRYAN (WOODBINE) 041 BRAZOS 03 042191 BXP OPERATING, LLC OIL 22845 BENNETT ESTATE 22975001 DANBURY DOME 039 BRAZORIA OIL 24706 BENNETT ESTATE 22975350 DANBURY DOME (2780) 039 BRAZORIA OIL 19853 BLAKELY, BASSETT 22975450 DANBURY DOME (5655 SAND) 039 BRAZORIA OIL 01125 BLAKELY, BASSETT, ETAL -D- 22975001 DANBURY DOME 039 BRAZORIA OIL 24433 BLAKELY, ET AL 22975001 DANBURY DOME 039 BRAZORIA OIL 10182 DAWDY, RICHARD P. 55476550 LUCKY, WEST ( SLOAN SAND) 321 MATAGORDA OIL 24538 WOLF UNIT #1 55476165 LUCKY, WEST ( F- 9) 321 MATAGORDA OIL 22488 WOLF, LOUIS 55476715 LUCKY, WEST ( WOLF) 321 MATAGORDA GAS 198252 BENNETT ESTATE 22975450 DANBURY DOME (5655 SAND) 039 BRAZORIA GAS 206057 BENNETT ESTATE 22975450 DANBURY DOME (5655 SAND) 039 BRAZORIA GAS 212366 BENNETT ESTATE 22975450 DANBURY DOME (5655 SAND) 039 BRAZORIA GAS 218348 BENNETT ESTATE 22975450 DANBURY DOME (5655 SAND) 039 BRAZORIA GAS 124695 KILROY-VRAZEL 22954840 DANBURY (NODOSARIA) 039 BRAZORIA GAS 185224 WOLF 55476275 LUCKY, WEST ( F-12) 321 MATAGORDA GAS 257138 WOLF 55476770 LUCKY, WEST ( 8,870) 321 MATAGORDA GAS 053386 WOLF 55476440 LUCKY, WEST ( HARDY HORN, UPPER) 321 MATAGORDA GAS 182272 WOLF 55476365 LUCKY, WEST (GOLA) 321 MATAGORDA GAS 007093 WOLF -B- 55476385 LUCKY, WEST ( HARDY HORN, LOWER) 321 MATAGORDA GAS 007090 WOLF -B- 55476715 LUCKY, WEST ( WOLF) 321 MATAGORDA 03 042410 BADGER ENERGY, INC. OIL 16614 HARRIS-PRESNAL 50424500 KURTEN (BUDA) 041 BRAZOS



03 042410 BADGER ENERGY, INC. OIL 23793 MITCHELL-MITCHELL 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY OIL 17551 WICKSON-BARNES UNIT 1 50424500 KURTEN (BUDA) 041 BRAZOS GAS 139960 MITCHELL, GEORGE 30403475 FAURE (WILCOX) 339 MONTGOMERY 03 042685 BAGLEY, ROY OIL 20061 BROUSSARD 86429462 STOWELL (MIOCENE 6250) 071 CHAMBERS OIL 20363 DISHMAN-LUCAS 86429001 STOWELL 071 CHAMBERS OIL 23458 HANKAMER 86429468 STOWELL (MIOCENE 6430) 071 CHAMBERS OIL 23737 HANKAMER UNIT 86429468 STOWELL (MIOCENE 6430) 071 CHAMBERS OIL 10641 HANKAMER, E. C. 86429462 STOWELL (MIOCENE 6250) 071 CHAMBERS GAS 192889 BROUSSARD 86431600 STOWELL, N. (MIOCENE) 071 CHAMBERS 03 043800 BAILEY PETROLEUM, INC. OIL 23437 DUNKS, IRA J. ET AL 74691001 RANKIN 201 HARRIS 03 044256 BAILEYS ENERGY, LLC OIL 20251 BAZARSKY/MEUTH UNIT 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 07379 FORBES, E. E. 64185001 MYKAWA NEW 201 HARRIS OIL 19874 PATRIDGE TAYLOR UNIT 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20109 TAYLOR RANCH LEASE 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20060 WILSON/KANA 82265500 SERBIN (TAYLOR SAND) 021 BASTROP 03 044265 BAIRD OIL COMPANY INC OIL 19721 BAIRD 82265500 SERBIN (TAYLOR SAND) 287 LEE 03 044343 BAKER ATLAS OIL 24963 BAKER HUGHES INTEQ-ATLAS INTEGR. 00006001 WILDCAT 201 HARRIS OIL 09793 DILLARD, G. H. 09881500 BLUE RIDGE, EAST (VICKSBURG) 157 FORT BEND 03 044425 BAKER, BRENT OIL & GAS, INC. GAS 153613 ARMSTRONG 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS 03 048169 BALLARD EXPLORATION COMPANY,INC. OIL 24106 B RED, INC. 04826265 B RED (NODOSARIA) 361 ORANGE GAS 269435 A. HUSTON 37400500 GULF TERRACE (YEGUA EY-2) 245 JEFFERSON GAS 213831 ABSHIER 88304242 TANK FARM (LWR. COOK MTN. 3A) 291 LIBERTY GAS 221506 AGRO-DYNAMICS 24430240 DEVERS, NW. (LOWER COOK MTN. 1) 291 LIBERTY GAS 189844 AGRO-DYNAMICS 24432075 DEVERS, SW (COOK MOUNTAIN) 291 LIBERTY GAS 254378 AGRO-DYNAMICS UNIT 24430240 DEVERS, NW. (LOWER COOK MTN. 1) 291 LIBERTY GAS 232393 B.A.M. LAND COMPANY 18661675 CLAUDE WATTS (YEGUA 12600) 245 JEFFERSON GAS 263195 BAYLOR UNIVERSITY 24430240 DEVERS, NW. (LOWER COOK MTN. 1) 291 LIBERTY GAS 230527 BEAVERS 17798590 CHINA (YEGUA CONS.) 245 JEFFERSON GAS 246612 BEAVERS 'A' 17798590 CHINA (YEGUA CONS.) 245 JEFFERSON GAS 197048 BOWER, JONES 17798590 CHINA (YEGUA CONS.) 245 JEFFERSON GAS 250897 BROUSSARD-DISHMAN 37400500 GULF TERRACE (YEGUA EY-2) 245 JEFFERSON GAS 265026 BROUSSARD-DISHMAN 37400400 GULF TERRACE (YEGUA EY-1) 245 JEFFERSON GAS 226398 BROUSSARD-HEBERT "B" 37456513 GUM ISLAND, N. (HACKBERRY 2) 245 JEFFERSON GAS 235946 BROUSSARD-HEBERT "D" 37456513 GUM ISLAND, N. (HACKBERRY 2) 245 JEFFERSON GAS 174462 CASEY HEIRS 00006001 WILDCAT 071 CHAMBERS GAS 152481 CHAMPION INTERNATIONAL CORP. 39697495 HATHAWAY, E. (YEGUA EY-3) 291 LIBERTY GAS 167123 CHANNELVIEW TOWNSITE 16931495 CHANNELVIEW (YEGUA 10,000) 201 HARRIS GAS 168260 CHANNELVIEW TOWNSITE 15225495 CANADIAN HUNTER (YEGUA 10,630) 201 HARRIS GAS 168102 CHANNELVIEW TOWNSITE "A" 16931495 CHANNELVIEW (YEGUA 10,000) 201 HARRIS GAS 171232 CHANNELVIEW TOWNSITE "B" 16931495 CHANNELVIEW (YEGUA 10,000) 201 HARRIS GAS 173477 CHANNELVIEW TOWNSITE "C" 15225495 CANADIAN HUNTER (YEGUA 10,630) 201 HARRIS GAS 192663 CHANNELVIEW TOWNSITE "D" 15225001 CANADIAN HUNTER 201 HARRIS GAS 262252 CHANNELVIEW TOWNSITE "D" 16931495 CHANNELVIEW (YEGUA 10,000) 201 HARRIS



03 048169 BALLARD EXPLORATION COMPANY,INC. GAS 258272 DEUSSEN ESTATE 24423500 DEUSSON ESTATE (COOK MNTN 2) 201 HARRIS GAS 265007 DEUSSEN ESTATE 24423500 DEUSSON ESTATE (COOK MNTN 2) 201 HARRIS GAS 263044 DEUSSEN ESTATE A 24423500 DEUSSON ESTATE (COOK MNTN 2) 201 HARRIS GAS 230860 EDSON REALTY COMPANY 17798590 CHINA (YEGUA CONS.) 245 JEFFERSON GAS 265023 GARDEN VILLAS 34003500 GARDEN VILLAS (YEGUA) 245 JEFFERSON GAS 254243 GULF TERRACE 37400500 GULF TERRACE (YEGUA EY-2) 245 JEFFERSON GAS 255651 GULF TERRACE 'B' 37400500 GULF TERRACE (YEGUA EY-2) 245 JEFFERSON GAS 265475 GULF TERRACE 'C' 37400500 GULF TERRACE (YEGUA EY-2) 245 JEFFERSON GAS 268855 GULF TERRACE 'D' 37400500 GULF TERRACE (YEGUA EY-2) 245 JEFFERSON GAS 230613 HARRISON, T. K. 21025777 COTTONWOOD, N. (14,270) 291 LIBERTY GAS 176366 HOLBROOK 74995302 RAYWOOD, S. (COOK MTN. 2) 291 LIBERTY GAS 212221 HOUSTON ARTS ENDOWMENT 64154240 MYERS SUBDIV. (LWR COOK MTN) 291 LIBERTY GAS 192683 HOUSTON SHIP CHANNEL UNIT 99334100 YELLOW ROSE (YEGUA Y-2) 201 HARRIS GAS 182012 HOUSTON SHIP CHANNEL UNIT 42917495 HOUSTON SHIP CHAN. (YEGUA EY-1) 201 HARRIS GAS 234163 HOUSTON SHIP CHANNEL UNIT -A- 99334100 YELLOW ROSE (YEGUA Y-2) 201 HARRIS GAS 184018 JACINTOPORT 99334100 YELLOW ROSE (YEGUA Y-2) 201 HARRIS GAS 197519 JACINTOPORT 45256495 JACINTOPORT, EAST (YEGUA DY) 201 HARRIS GAS 211128 KERR-MCGEE 14064240 BUYE (LOWER COOK MTN. 3) 291 LIBERTY GAS 222830 KERR-MCGEE 14064240 BUYE (LOWER COOK MTN. 3) 291 LIBERTY GAS 251317 KERR-MCGEE 00006001 WILDCAT 291 LIBERTY GAS 265250 KEYSTONE 20211190 CONROE (MIDDLE WILCOX CONS.) 339 MONTGOMERY GAS 243795 LURA MIRE "A" 88304242 TANK FARM (LWR. COOK MTN. 3A) 291 LIBERTY GAS 247845 MCCORD 93711750 VICTOR BLANCO (YEGUA 1ST) 201 HARRIS GAS 223078 MCCORD 93711400 VICTOR BLANCO (WILCOX) 201 HARRIS GAS 251330 MCCORD 24423500 DEUSSON ESTATE (COOK MNTN 2) 201 HARRIS GAS 257094 MCFADDIN 88506222 TAYLOR BAYOU, S. (HACKBERRY 1) 245 JEFFERSON GAS 263518 NASH 16531875 CEDAR BAYOU (YEGUA 13,000) 071 CHAMBERS GAS 235086 OSAGE 93717500 VICTOR BLANCO, W. (8800) 201 HARRIS GAS 209600 PERRYMAN TRUST 30003495 FAIRCHILDS (YEGUA NOD MEX 1 SD) 291 LIBERTY GAS 249561 PIERCE ESTATE "B" 71452800 PIERCE RIDGE (YEGUA 12150) 481 WHARTON GAS 263198 PIERCE ESTATE A 71440500 PIERCE (YEGUA DY-1) 481 WHARTON GAS 249131 PIERCE ESTATE A 27923100 EL CAMPO (YEGUA) 481 WHARTON GAS 227054 RAYWOOD INVESTMENTS 24430240 DEVERS, NW. (LOWER COOK MTN. 1) 291 LIBERTY GAS 231762 RDH FARMS 24432075 DEVERS, SW (COOK MOUNTAIN) 291 LIBERTY GAS 247874 REIN TRUST 35862800 GOOSE CREEK (YEGUA 3) 201 HARRIS GAS 250812 ROD 71452800 PIERCE RIDGE (YEGUA 12150) 481 WHARTON GAS 154116 ROSS, LEGER 17817495 CHINA TOWNSITE (YEGUA EY-2) 245 JEFFERSON GAS 247518 SHIRLEY GAY 18938500 CLEVELAND, SOUTHEAST (WILCOX) 291 LIBERTY GAS 208604 SIZEMORE 88304240 TANK FARM (L. YEGUA NOD MEX) 291 LIBERTY GAS 255232 STATE LEASE 108750 93717500 VICTOR BLANCO, W. (8800) 201 HARRIS GAS 262026 STATE LEASE 108878 15225495 CANADIAN HUNTER (YEGUA 10,630) 201 HARRIS GAS 266644 STATE LEASE 110735 UNIT 64180500 MYKAWA, S (FRIO) 201 HARRIS GAS 269299 STATE TRACT 24 71930600 PLEASURE ISLAND (HACKBERRY 2) 245 JEFFERSON GAS 245444 STATE TRACT 24 71930500 PLEASURE ISLAND (HACKBERRY) 245 JEFFERSON GAS 223735 STATE TRACT 29 71930500 PLEASURE ISLAND (HACKBERRY) 245 JEFFERSON GAS 259671 STATE TRACT 29 71930600 PLEASURE ISLAND (HACKBERRY 2) 245 JEFFERSON GAS 269162 STATE TRACT 29 71930600 PLEASURE ISLAND (HACKBERRY 2) 245 JEFFERSON GAS 262652 STONE 'B' 22474385 CYPRESS POND (UPPER COOK MTN) 291 LIBERTY GAS 250285 SWILLEY 93711100 VICTOR BLANCO (FRIO) 201 HARRIS GAS 249412 SWILLEY 93711400 VICTOR BLANCO (WILCOX) 201 HARRIS



03 048169 BALLARD EXPLORATION COMPANY,INC. GAS 208692 TEMPLE INLAND "A" 22474385 CYPRESS POND (UPPER COOK MTN) 291 LIBERTY GAS 192898 TEXACO FEE "B" 00006001 WILDCAT 291 LIBERTY GAS 187354 TEXACO FEE "B" 74993575 RAYWOOD (EAST COOK MOUNTAIN) 291 LIBERTY GAS 226462 TEXACO FEE "B" 74993575 RAYWOOD (EAST COOK MOUNTAIN) 291 LIBERTY GAS 212211 TEXACO FEE "B" 74993575 RAYWOOD (EAST COOK MOUNTAIN) 291 LIBERTY GAS 188558 TEXACO FEE "C" 24432075 DEVERS, SW (COOK MOUNTAIN) 291 LIBERTY GAS 233770 TURNER-BOGAN 20255700 CONSTITUTION, SOUTH (YEGUA) 245 JEFFERSON GAS 262085 TURNER-BOGAN 20255700 CONSTITUTION, SOUTH (YEGUA) 245 JEFFERSON GAS 258813 TYRRELL-COMBEST 37400500 GULF TERRACE (YEGUA EY-2) 245 JEFFERSON GAS 263245 TYRRELL-COMBEST 'A' 30815500 FIG ACRES (YEGUA) 245 JEFFERSON GAS 222123 WALTER COMPANY "C" ST 17798590 CHINA (YEGUA CONS.) 245 JEFFERSON GAS 221521 WALTER COMPANY "D" 17798590 CHINA (YEGUA CONS.) 245 JEFFERSON GAS 177910 WEST CHANNELVIEW TOWNSITE 16931495 CHANNELVIEW (YEGUA 10,000) 201 HARRIS GAS 238402 WHELESS 01279083 ALCO-MAG (COOK MT. 2 8900) 201 HARRIS 03 048366 BANDERA OIL & GAS INC OIL 16745 S.L. 75944 41240300 HIGH ISLAND BLK. 55-L (DB-6) 245 JEFFERSON OIL 21394 S.L. 75944 BLOCK 55-L SW/4 41240500 HIGH ISLAND BLK.55-L (DISC. B) 245 JEFFERSON 03 049170 BARCO OIL & GAS CO. GAS 034517 THOMPSON, J. O. 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 313 MADISON 03 049767 BAR-MAC INVESTMENTS INC. OIL 17711 ANDRES, E.M. 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 19827 ANMAR UNIT 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 19364 AOM 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 23367 ARM-DU UNIT 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 23284 ARMSTRONG 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 23569 BECVAR 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 23870 BECVAR-WATSON 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 24362 BECVAR, ALBERT 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 20987 CHESTER 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 23613 DE-ANN 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 22276 DON, J. 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 22056 DOUG 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 23408 DOUG -A- 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 19220 DOUGLAS 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 19186 DUSEK 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 23614 GERDES DEVELOPMENT CO. 65607500 NOACK COW HERD (3460) 287 LEE OIL 11427 GERDES DEVELOPMENT CO., INC. 65607500 NOACK COW HERD (3460) 287 LEE OIL 22366 GRIFFIN 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 17646 HARRISON UNIT 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 23258 HUSIE 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 21852 JIM BUDDY 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 17524 JONES 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 22144 KOUDELKE Z 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 17349 KUBENA "A" 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 18598 M. J. 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 20593 MAR-SOP UNIT 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 22678 MARMIC 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 20089 MARMO UNIT 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 18682 MICHALK, E. 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 21060 MORAND UNIT 42493500 HOOKER CREEK (NAVARRO A) 287 LEE



03 049767 BAR-MAC INVESTMENTS INC. OIL 18523 MORGAN 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 17508 MORGAN, MARY 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 16531 PAYTON, C.F. 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 24238 PRAESEL 13634666 BURMIL (W-2 SAND) 287 LEE OIL 18575 ROSS 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 11618 SHERAR MINERAL FEE 65607500 NOACK COW HERD (3460) 287 LEE OIL 18029 SIPTAK 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 20414 WADE-MORGAN 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 24004 WATSON "A" 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 22166 WATSON UNIT 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 22901 WATSON, MARY 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 24064 WES 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 18762 WIEDERHOLD-SPACEK UNIT 42493500 HOOKER CREEK (NAVARRO A) 287 LEE GAS 227058 BECVAR, ALBERT 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON GAS 264188 KOUDELKE Z 42493500 HOOKER CREEK (NAVARRO A) 287 LEE GAS 135382 LYDIA-BLAHA 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON GAS 227025 WATSON UNIT 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON GAS 227375 WATSON, MARY 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON 03 050370 BARNES OIL & GAS LLC OIL 13945 THEISS WB 56599250 MADISONVILLE, W. (WOODBINE) 313 MADISON 03 053255 BARRINGTON, SAM M. OIL 14457 MOODY, L.B. ESTATE 74691777 RANKIN (YEGUA 4) 201 HARRIS 03 053321 BARROW-SHAVER RESOURCES CO. OIL 24292 BSR (SUBCLARKSVILLE) 04845320 BSR (SUB-CLARKSVILLE) 313 MADISON 03 053974 BASA RESOURCES, INC. OIL 24732 C & E TRUST 56204250 M. GASTON (CARRIZO -B-) 455 TRINITY OIL 25769 EDINBURGH 56204250 M. GASTON (CARRIZO -B-) 455 TRINITY OIL 22924 GASTON, L. W. 56204250 M. GASTON (CARRIZO -B-) 455 TRINITY OIL 12655 HEINSOHN A 26228900 DUBINA, SOUTH (9080) 089 COLORADO OIL 24358 MCCLAIN 56204250 M. GASTON (CARRIZO -B-) 455 TRINITY OIL 21159 REYNOLDS 56204250 M. GASTON (CARRIZO -B-) 455 TRINITY OIL 24449 SIMMS 56204250 M. GASTON (CARRIZO -B-) 455 TRINITY OIL 11536 WHITE -S- 26228900 DUBINA, SOUTH (9080) 089 COLORADO OIL 17567 WHITE T OIL UNIT 26228900 DUBINA, SOUTH (9080) 089 COLORADO GAS 138158 SIMMS 56204400 M. GASTON (QUEEN CITY "A") 455 TRINITY 03 054336 BASIL'S OILFIELD SERVICE, INC. OIL 15846 TOMLINSON FEE 81057001 SARATOGA 199 HARDIN 03 054836 BASS PETROLEUM, INC OIL 22450 BASS PETROLEUM-PETERS 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19679 CARLESTON 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19996 CARLESTON, HERBERT 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19493 DROEMER 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19873 HAMFF 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19744 HERN 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19494 KASPER 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19413 LORENZ 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19662 MARQUIS 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 22463 MARQUIS #7 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19587 MENZEL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19780 MERSIOVSKY 82265500 SERBIN (TAYLOR SAND) 287 LEE



03 054836 BASS PETROLEUM, INC OIL 19580 MILROSE-FISCHER 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 22388 MOERBE 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19538 MOERBE, VICTOR 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19331 MOERBE, VICTOR #1 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20072 NITSCHE, R.J. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20417 NITSCHE, R.J. #2 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19536 NORTH AMERICAN DROEMER 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19654 NORTH AMERICAN MERSLOVSKY 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19509 NORTH AMERICAN MILLER 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19588 NORTH AMERICAN WEISE 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20537 PETERS 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 18954 PETERS #5 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 22467 PETERS "C" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19412 S & M ENERGY-LORENZ 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19663 S & M ENERGY-MARQUIS 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19521 S & M ENERGY-MOERBE 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19594 S & M ENERGY-PETERS B 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20120 S&M ENERGY-DEAN STUESSY C 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19724 S&M ENERGY-MARQUIS A 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19492 S&M ENERGY-PETERS A 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19789 S&M ENERGY-SPRETZ 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20588 S&M ENERGY-SPRETZ "A" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19332 SCOTT PETROLEUM-PETERS A 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 15790 SHADE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24890 STEGLICH 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20405 STEINBACH 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19797 STEINBACH ET AL 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19723 URBAN 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19899 URBAN #2 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20289 URBAN #3 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19589 WACHSMANN 82265500 SERBIN (TAYLOR SAND) 287 LEE GAS 146080 CHMELAR, EUGENE -A- 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 131602 S&M ENERGY-DEAN STUESSY -E- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 128436 S&M ENERGY-DEAN STUESSY A 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 142138 S&M ENERGY-DEAN STUESSY B 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 128712 S&M ENERGY-DEAN STUESSY D 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 128435 S&M ENERGY-HERBERT STUESSY 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 129619 S&M ENERGY-HERBERT STUESSY -A- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP 03 056365 BATSON ENT VENTURES L.L.C. OIL 05955 ADA BELLE FEE 06129001 BATSON OLD 199 HARDIN OIL 07770 ADA BELLE OIL CO. FEE 06129001 BATSON OLD 199 HARDIN OIL 04925 ADA BELLE OIL CO. FEE -A- 06129001 BATSON OLD 199 HARDIN OIL 00231 GULF PROD. CO. 06129001 BATSON OLD 199 HARDIN OIL 00232 HONEYMOON 06129001 BATSON OLD 199 HARDIN OIL 00236 STATELAND 06129001 BATSON OLD 199 HARDIN 03 057860 BAY ROCK OPERATING COMPANY GAS 177482 DRASTATA UNIT 47127132 JONES CREEK (3100) 481 WHARTON GAS 177484 DRASTATA UNIT 47127570 JONES CREEK (5000 FRIO) 481 WHARTON GAS 184212 HAVEL 47127570 JONES CREEK (5000 FRIO) 481 WHARTON GAS 174348 KUBALA 47127528 JONES CREEK (4900) 481 WHARTON



03 057860 BAY ROCK OPERATING COMPANY GAS 182110 THORNTON 47127528 JONES CREEK (4900) 481 WHARTON GAS 182109 THORNTON 47127440 JONES CREEK (4660 FRIO) 481 WHARTON 03 057940 BAY WESTWARD OIL, INC. OIL 08067 SUN OIL CO. -A- 53498001 LIBERTY, SOUTH 291 LIBERTY 03 058908 BBX OPERATING, L.L.C. GAS 236463 BEAR CREEK NORTH UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 251937 BEAR CREEK SOUTHEAST UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 257967 BEAR CREEK SOUTHEAST UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 255659 BEAR CREEK SOUTHWEST UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 247735 BEAR CREEK SOUTHWEST UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 254841 BLACK STONE A-31 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 255749 BLACK STONE A-319 UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 257937 BLACK STONE BROWN BEAR UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 266489 BLACK STONE DEVORE A-225 UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 234684 BLACK STONE GILLELAND UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 240844 BLACK STONE MCDONNOLD 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 231401 BLACK STONE-ALLEN A-1 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 231191 BLACK STONE-BATSON UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 235778 BLACK STONE-CARTER 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 264841 BP BLACK STONE A-32 UNIT A 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 260141 BROWN UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 457 TYLER GAS 264908 DAVID GLENN UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 263192 DAVIS A-388 UNIT NO. 2 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 254823 DAVIS A-39 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 264701 DAVIS-FERLAND 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 271447 FISTFUL OF DOLLARS UNIT 06762500 BEECH GROVE (WOODBINE) 241 JASPER GAS 269725 FRANCES KUNKEL AC UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 266499 FRANCES KUNKEL UNIT 06762500 BEECH GROVE (WOODBINE) 241 JASPER GAS 256463 GUNTER 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 457 TYLER GAS 262248 GUNTER 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 457 TYLER GAS 263343 JOHNS-WILBURN UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 270580 LAKE TEJAS UNIT 4H 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 457 TYLER GAS 264907 OATES UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 268764 OATES UNIT #2 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 249832 PARRISH 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 263766 SANSOM UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 264526 SANSOM UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 264909 SWAMP BEAR UNIT 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 269584 TREE FROG 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 457 TYLER GAS 271268 WALES, JOSEY UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 252293 YOUNGER UNIT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER 03 061100 BECK RESOURCES INCORPORATED OIL 13287 BURTON & BAYNES 57233540 MANVEL (MIOCENE 3300) 039 BRAZORIA 03 061754 BEECH CREEK DISPOSAL OIL 02509 H & T C FEE SEC. 201 45409600 JACKSON-DOTY (YEGUA -T- SD.) 199 HARDIN OIL 16585 H&TC FEE SEC. 201 45409300 JACKSON DOTY (YEGUA "A" SD.) 199 HARDIN OIL 15295 H&TC FEE, SECTION 201 45409200 JACKSON-DOTY (YEGUA -C- LOWER) 199 HARDIN OIL 20503 STERNENBERG (NCOC) 32225250 FORTENBERRY, WEST (YEGUA #1) 199 HARDIN OIL 23488 WILLIAM RICE INSTITUTE #5 41476208 HILLISTER, E. (COCKFIELD FIFTH) 457 TYLER 03 061990 BEJO CORPORATION



03 061990 BEJO CORPORATION OIL 21038 DREI, INC. 70074400 PECAN GROVE, SW (8000) 157 FORT BEND OIL 21655 LILLIAN, MRS. 06926200 BELLE DAME (CLODINE SAND) 157 FORT BEND GAS 108442 MILLER, R.K. ET AL 19697887 COLLINS LAKE (9740) 039 BRAZORIA GAS 232414 NEWGATE 19055200 CLODINE, SW (FRIO 4700) 157 FORT BEND GAS 119120 RALPH-MILLER 19704400 COLLINS LAKE, S. (FRIO 9650) 039 BRAZORIA GAS 229908 SPOONER-GERNER 19055200 CLODINE, SW (FRIO 4700) 157 FORT BEND GAS 218913 TDCJ 76517500 RICHMOND RANCH (YEGUA 1) 157 FORT BEND 03 064096 BENCHMARK OIL & GAS CO. OIL 23289 GERHARDT UNIT 37447900 GUM GULLY, W. (YEGUA-3) 201 HARRIS 03 064101 BENCHMARK OIL & GAS COMPANY OIL 12299 BOISE, ET AL 67484001 ORANGE 361 ORANGE OIL 03272 BURTON FEE 67484001 ORANGE 361 ORANGE OIL 19189 CHANDLER "B" 67484001 ORANGE 361 ORANGE OIL 25519 CHANDLER-SCALES 67486250 ORANGE, NORTH (HACKBERRY) 361 ORANGE OIL 12563 CORBETT 67486001 ORANGE, NORTH 361 ORANGE OIL 20609 CORMIER, PAUL J. ET AL. 67484001 ORANGE 361 ORANGE OIL 06232 CORMIER, ROBERT FEE 67484001 ORANGE 361 ORANGE OIL 05744 COW BAYOU STATE 67484001 ORANGE 361 ORANGE OIL 03263 FIRST NATIONAL BANK 67484001 ORANGE 361 ORANGE OIL 03299 GALLIER-GRANGER UNIT 67484001 ORANGE 361 ORANGE OIL 03259 GRANGER, CORA ETAL 67484001 ORANGE 361 ORANGE OIL 03226 GRANGER, FRANK 67484001 ORANGE 361 ORANGE OIL 03227 GRANGER, M. HEIRS 67484001 ORANGE 361 ORANGE OIL 03228 GULF FEE 67484001 ORANGE 361 ORANGE OIL 03260 GULF WM. WINFREE FEE 67484001 ORANGE 361 ORANGE OIL 03261 HAGER, GULF LEE FEE 67484001 ORANGE 361 ORANGE OIL 03291 HARMON, J. M. 67484001 ORANGE 361 ORANGE OIL 03290 HARMON, JESSIE -B- 67484001 ORANGE 361 ORANGE OIL 08398 HARMON, JESSIE M., -A- 67484001 ORANGE 361 ORANGE OIL 03222 HARMON, L. H. - GULF FEE 67484001 ORANGE 361 ORANGE OIL 03223 KEEBLE-GULF FEE 67484001 ORANGE 361 ORANGE OIL 16479 LANG, BOISE 67484001 ORANGE 361 ORANGE OIL 12172 LEON 67484001 ORANGE 361 ORANGE OIL 11047 MICHEL -B- 67484001 ORANGE 361 ORANGE OIL 03238 MICHEL HEIRS 67484001 ORANGE 361 ORANGE OIL 03303 MICHEL-BERWICK 67484001 ORANGE 361 ORANGE OIL 14130 MINOR 67484001 ORANGE 361 ORANGE OIL 10329 MOORE UNIT 67484001 ORANGE 361 ORANGE OIL 25368 NORWOOD HEIRS-LAFLEUR UNIT 67484600 ORANGE (5400) 361 ORANGE OIL 25316 NORWOOD HEIRS-LAFLEUR UNIT B 67484600 ORANGE (5400) 361 ORANGE OIL 03294 PEVETO, F. T. 67484001 ORANGE 361 ORANGE OIL 03231 PEVETO, F. T. -A- 67484001 ORANGE 361 ORANGE OIL 03230 PEVETO, F.T. "B" 67484001 ORANGE 361 ORANGE OIL 11454 SMITH, NANIE 67484001 ORANGE 361 ORANGE OIL 03232 SUN OIL COMPANY, ETAL 67484001 ORANGE 361 ORANGE GAS 121935 BURTON FEE 67484002 ORANGE * 361 ORANGE GAS 121887 CHANDLER "B" 67484002 ORANGE * 361 ORANGE GAS 213682 CHANDLER-COW BAYOU UNIT 1 67484333 ORANGE (HACKBERRY) 361 ORANGE 03 064129 BEND PETROLEUM CORP. OIL 24494 STARK 72441001 PORT NECHES 361 ORANGE



03 064129 BEND PETROLEUM CORP. GAS 256991 STARK 72441001 PORT NECHES 361 ORANGE 03 065314 BENNETT PRODUCTION GAS 114484 DUBE, WALTER 42493500 HOOKER CREEK (NAVARRO A) 287 LEE 03 068123 BERRY, JOHN C. OIL 11511 SWILLEY, L. A. 43381001 HULL 291 LIBERTY GAS 069047 SWILLEY, L. A. GAS UNIT 43385700 HULL, SOUTH (YEGUA, LOWER) 291 LIBERTY 03 068314 BETA OIL CORPORATION OIL 22587 BUCHORN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 068324 BETRO, INC. OIL 17028 ANDERSON, FRANK C. "A" 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 13842 BECKMAN, NORMAN 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 10523 BOWERS RALSTON UNIT 17949001 CHRIESMAN 051 BURLESON OIL 18389 COFFIELD "B-10" 61353500 MILBUR, SE. (NAVARRO -A-) 051 BURLESON OIL 11814 COFFIELD B-10 61350500 MILBUR, EAST (3110) 051 BURLESON OIL 20130 COFFIELD B-10 "A" 61353500 MILBUR, SE. (NAVARRO -A-) 051 BURLESON OIL 13942 COFFIELD B-4 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 11868 COFFIELD B-7A 65611500 NOACK COWHERD, NE (3400) 051 BURLESON OIL 11867 COFFIELD B-7A"A" 65611500 NOACK COWHERD, NE (3400) 051 BURLESON OIL 14142 COFFIELD-SHAW 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 14032 COFFIELD-SMITH "A" 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 14776 COFFIELD-SMITH "E" 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 13922 COFFIELD-SMITH "F" 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 14571 COFFIELD-WINSTON "A" 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 14581 COFFIELD-WINSTON "B" 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 12652 COOKSEY "A" 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 11550 DOUBLE R UNIT 61350500 MILBUR, EAST (3110) 051 BURLESON OIL 14136 JONES-LEWIS 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 14131 JONES-LEWIS "A" 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 15600 LEWIS, REBECCA PARKER 19196300 COBB (NAVARRO) 287 LEE OIL 17371 PEEBLES 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 17699 PEEBLES, SAM 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 12502 PILLOW 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 13843 PLASEK, JOHN 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 16979 PLASEK, JOHN "C" 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 17095 PLASEK, ROBERT 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 15308 PLASEK, ROBERT ET AL 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 11210 RAYMOND 61350500 MILBUR, EAST (3110) 051 BURLESON OIL 15044 ROBINSON-MARTIN 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 20017 ROBINSON-MARTIN "A" 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 13774 RODDY, U.P. 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 11775 RUSSELL 17949001 CHRIESMAN 051 BURLESON OIL 13750 RUSSELL "B" 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 12068 SHEPHARD, HENRY (T-560-2) 65611500 NOACK COWHERD, NE (3400) 051 BURLESON OIL 13568 SHEPHARD, HENRY UNIT 2 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 15042 SIMPSON ET AL 44544333 INEZ JAMESON (NAVARRO) 051 BURLESON OIL 11673 SPECKMAN, ELSIE 16804500 CHAMBERS (NAVARRO) 051 BURLESON OIL 17423 SPITZENBERGER, H.E. 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 17231 WIELDERHOLD, L.R. 42493500 HOOKER CREEK (NAVARRO A) 287 LEE GAS 138418 COFFIELD-MARTIN 61350500 MILBUR, EAST (3110) 331 MILAM 03 068468 BEXCO OPERATING, INC.



03 068468 BEXCO OPERATING, INC. OIL 25551 BARNES 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25801 BDM 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25385 BOOKMAN PETERS 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25588 BRIGHT SKY RANCH 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25903 DR. HANK 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24852 DR. HANK 50424500 KURTEN (BUDA) 041 BRAZOS OIL 25384 HORNED FROG 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24396 KIM UNIT #3 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25833 MAGNOLIA 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25886 PECAN 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25802 REDBUD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS 03 068575 BHC OIL & GAS OIL 01075 BRYAN, A. H. ETAL 22897001 DAMON MOUND 039 BRAZORIA OIL 07959 CAGE 22897001 DAMON MOUND 039 BRAZORIA OIL 01091 WISDOM-PICKERING 22897001 DAMON MOUND 039 BRAZORIA 03 068580 BHB OPERATING INC. OIL 05121 BELLE, ADA FEE 06129001 BATSON OLD 199 HARDIN OIL 00228 CARLTON 1 ACRE 06129001 BATSON OLD 199 HARDIN OIL 00229 CARLTON 5A 06129001 BATSON OLD 199 HARDIN OIL 00230 DAVIS, WIRT 06129001 BATSON OLD 199 HARDIN OIL 00246 GULF FEE 06129001 BATSON OLD 199 HARDIN OIL 00234 KNIGHT 06129001 BATSON OLD 199 HARDIN OIL 00235 KNIGHT-MIDDLEBROOK 06129001 BATSON OLD 199 HARDIN OIL 00237 THE TEXAS CO. 06129001 BATSON OLD 199 HARDIN OIL 00242 WEST PARRAFINE 06129001 BATSON OLD 199 HARDIN 03 069342 BIG CREEK OPERATING COMPANY LLC OIL 25549 CLARK TRUSTEE 07808001 BIG CREEK 157 FORT BEND OIL 08785 MOBIL FEE 07808001 BIG CREEK 157 FORT BEND OIL 06989 SPIRA, MELVIN TRUSTEE 07808001 BIG CREEK 157 FORT BEND GAS 060619 SAPP, CHARLES 07808001 BIG CREEK 157 FORT BEND 03 069435 BIG FOUR DRILLING CO. OIL 00455 BASSETT-BLAKELY -B- 09880001 BLUE RIDGE 157 FORT BEND 03 070370 BIG RUN PRODUCTION COMPANY OIL 10497 ARCO-CUSHING #1 74416600 RAMERS ISLAND, S. (WILCOX 8180) 457 TYLER OIL 11024 ARCO-PARKER ET AL 74416600 RAMERS ISLAND, S. (WILCOX 8180) 457 TYLER OIL 09125 ATLANTIC-SINCLAIR-FLORES FEE 52596333 LE VERTE, E. (WILCOX 2ND) 241 JASPER OIL 18940 DAVID-WOOD UNIT 40320200 HEMPSTEAD, NW (9300) 473 WALLER OIL 17578 DAVID, S.D. JR. 40320900 HEMPSTEAD, NW (11030) 473 WALLER OIL 09951 FLORES -B- 52596666 LE VERTE, E. (WILCOX 9635) 241 JASPER OIL 16621 WOOD, HARPER 40320200 HEMPSTEAD, NW (9300) 473 WALLER 03 070719 BIG WELLS ENERGY CORPORATION OIL 16198 POLK, LELAH 29725001 EVERGREEN 407 SAN JACINTO GAS 109994 POLK, LELAH 29725700 EVERGREEN (3600) 407 SAN JACINTO GAS 224855 POLK, LELAH 29725001 EVERGREEN 407 SAN JACINTO 03 072516 BISHOP, TRAVIS L OIL 18554 CHAMPION 85246320 SPLENDORA, E. (6230 YEGUA) 339 MONTGOMERY 03 072621 BLACK CREEK DRILLING, INC. GAS 264175 SADIE GAS UNIT 1 86147085 STIMMEL (NORTHINGTON) 481 WHARTON 03 072704 BLACK JACK SERVICES, L.L.C. GAS 049656 FISHER, FLORENCE C. 53498840 LIBERTY, SOUTH (YEGUA 10,400) 291 LIBERTY



03 072712 BLACK POOL ENERGY, LP GAS 255489 S.T. 307-L N/2 NW/4 33840500 GALVESTON 307-L (LOWER CRIS 54) 039 BRAZORIA GAS 255492 S.T. 307-L N/2 SW/4 33840600 GALVESTON 307-L (UPPER CRIS 54) 039 BRAZORIA GAS 255491 S.T. 307-L N/2 SW/4 33840400 GALVESTON 307-L (7000 SAND) 039 BRAZORIA GAS 227978 S.T. 414-S S/2 85726500 S.T. 414-S S2 (LOWER MARG "A") 039 BRAZORIA GAS 224098 STATE TRACT 405-LN/2 SE/4 11653900 BRAZOS BLOCK 405 (10,040 SAND) 321 MATAGORDA 03 072716 BLACK STONE ENERGY COMPANY, LLC OIL 23801 BSMC FEE "B" 99669475 ZAPORAH (WILCOX) 373 POLK OIL 23619 JACKSON, H. 99669475 ZAPORAH (WILCOX) 373 POLK GAS 204820 BLACK STONE "DJ" 00006001 WILDCAT 373 POLK GAS 219261 BLACK STONE SIMMONS A-70 25646100 DOUBLE A WELLS, N (AUSTIN CHALK) 373 POLK GAS 192227 BOYER, J. M. UNIT A 84697575 SOUR LAKE, E. (YEGUA, UPPER) 199 HARDIN GAS 174902 GIBSON, E. V. ET AL 99669475 ZAPORAH (WILCOX) 373 POLK GAS 174089 JACKSON, H. 99669475 ZAPORAH (WILCOX) 373 POLK GAS 172551 JOHNSON, E. ET AL 99669475 ZAPORAH (WILCOX) 373 POLK 03 072728 BLACK OPERATING CO. OIL 05848 MCGREGOR-UNDERWOOD 96502001 WEST COLUMBIA 039 BRAZORIA OIL 05737 STRINGFELLOW, NANNIE, ETAL 96502001 WEST COLUMBIA 039 BRAZORIA OIL 05433 WILSON, JOSEPHINE, ETAL 96502001 WEST COLUMBIA 039 BRAZORIA OIL 05474 WILSON, JOSEPHINE, ETAL -A- 96502001 WEST COLUMBIA 039 BRAZORIA 03 073161 BLACK ELK ENERGY OFFSHORE OP LLC GAS 161720 COVE MCPAC 21188333 COVE (ME ZONE) 321 MATAGORDA GAS 161719 COVE MCPAC 21188666 COVE (MF ZONE) 321 MATAGORDA GAS 206394 ST 369 L NE/4 09571600 BLOCK 368-L (5250 F.B.-1) 039 BRAZORIA GAS 235388 STATE TRACT 369-L N/2 SE/4 09571600 BLOCK 368-L (5250 F.B.-1) 321 MATAGORDA GAS 233351 STATE TRACT 369-L N/2 SE/4 09572600 BLOCK 369-L (5300) 321 MATAGORDA GAS 262240 STATE TRACT 369-L N/2 SE/4 09572580 BLOCK 369-L (5100) 321 MATAGORDA GAS 149105 STATE TRACT 369-L NE/4 09571600 BLOCK 368-L (5250 F.B.-1) 321 MATAGORDA GAS 251454 STATE TRACT 369-L NE/4 09571600 BLOCK 368-L (5250 F.B.-1) 321 MATAGORDA GAS 206393 STATE TRACT 369-L NE/4 09572500 BLOCK 369-L (4600) 321 MATAGORDA GAS 149103 STATE TRACT 369-L NE/4 09572580 BLOCK 369-L (5100) 321 MATAGORDA GAS 236965 STATE TRACT 369-L NE/4 09571675 BLOCK 368-L (5720) 321 MATAGORDA GAS 068670 STATE TRACT 369-L, NE/4 09572600 BLOCK 369-L (5300) 321 MATAGORDA GAS 068292 STATE TRACT 369-L, NE/4 09571500 BLOCK 368-L (MIOCENE B) 321 MATAGORDA GAS 123824 TEXAS GULF 57686 21188666 COVE (MF ZONE) 321 MATAGORDA GAS 064597 TEXAS GULF # 57686 21188333 COVE (ME ZONE) 321 MATAGORDA GAS 116061 TEXAS GULF #57686 21188300 COVE (MB ZONE) 321 MATAGORDA GAS 042342 TEXAS GULF #57686 21188666 COVE (MF ZONE) 321 MATAGORDA GAS 179560 TEXAS GULF #57686 21188666 COVE (MF ZONE) 321 MATAGORDA GAS 179563 TEXAS GULF #57686 21188333 COVE (ME ZONE) 321 MATAGORDA GAS 122500 TEXAS GULF #57686 21188333 COVE (ME ZONE) 321 MATAGORDA GAS 042350 TEXAS GULF #57686 21188333 COVE (ME ZONE) 321 MATAGORDA GAS 059010 TEXAS GULF 57686 21188333 COVE (ME ZONE) 321 MATAGORDA GAS 180122 TEXAS GULF 57686 21188333 COVE (ME ZONE) 321 MATAGORDA GAS 180367 TEXAS GULF 57686 21188750 COVE (50 SERIES MA) 321 MATAGORDA GAS 161307 TEXAS GULF 57686 21188666 COVE (MF ZONE) 321 MATAGORDA GAS 251456 TEXAS GULF 57686 21188333 COVE (ME ZONE) 321 MATAGORDA GAS 124564 TEXAS GULF 57686 21188333 COVE (ME ZONE) 321 MATAGORDA GAS 158190 TEXAS GULF 57686 21188333 COVE (ME ZONE) 321 MATAGORDA GAS 161302 TEXAS GULF 57686 21188333 COVE (ME ZONE) 321 MATAGORDA GAS 179923 TEXAS GULF 57686 21188299 COVE (MA ZONE) 321 MATAGORDA



03 073161 BLACK ELK ENERGY OFFSHORE OP LLC GAS 116062 TEXAS GULF 57686 21188299 COVE (MA ZONE) 321 MATAGORDA GAS 045562 TEXAS GULF 57686 21188333 COVE (ME ZONE) 321 MATAGORDA 03 073302 BLACKSTONE PETRO ENERGY, LP OIL 23050 CHAPPLE-ROSENBAUM 34733628 GIDDINGS (WILCOX) 287 LEE 03 075724 BLESSING ENERGY, INC. OIL 14373 DOMS-COGDILL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20127 MITSCHKE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19387 ROADRUNNER-KNOX UNIT "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23414 SHEPARD, JOHN L. 00006001 WILDCAT 149 FAYETTE OIL 19147 SYMMANK 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE 03 075784 BLOCK "T" PETROLEUM, INC. OIL 24608 GLADYS CITY #1 UNIT 85195001 SPINDLETOP 245 JEFFERSON OIL 22945 MERCHANT C 43381001 HULL 291 LIBERTY 03 076763 BLUE MOON OPERATING, INC. OIL 23478 MAY, JOHNNIE 34671200 GIBBS BROS. (BUDA) 471 WALKER OIL 23831 SMITHERS 34733500 GIDDINGS (AUSTIN CHALK-3) 471 WALKER 03 076855 BLUESTONE NATURAL RESOURCES, LLC OIL 26255 GIBBS BROTHERS 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON OIL 26281 KBT RANCH 32156071 FORT TRINIDAD (BUDA) 313 MADISON GAS 193827 RIVERBEND UNIT 21436600 CRABBS PRAIRIE (JAMES LIME) 471 WALKER 03 077686 BOBCAT OPERATING OIL 08967 LISTON, ET AL, UNIT 86429026 STOWELL (CRAWFORD U-1) 071 CHAMBERS GAS 057503 LETULLE-GREEN 79045450 RUSTY (MIOCENE 4000) 321 MATAGORDA 03 081286 BOLING PRODUCTION COMPANY, INC. OIL 18037 ARCO 22897001 DAMON MOUND 039 BRAZORIA OIL 07301 CHERNOSKY 22897001 DAMON MOUND 039 BRAZORIA OIL 16867 COCKBURN UNIT 3 19273500 COCKBURN (MARG) 481 WHARTON OIL 18995 COCKBURN UNIT 5 19273500 COCKBURN (MARG) 481 WHARTON OIL 06559 COON, R. S., -A- 96502001 WEST COLUMBIA 039 BRAZORIA OIL 25206 G. W. NORTON 22897001 DAMON MOUND 039 BRAZORIA OIL 04486 MASTERSON, H. 96502001 WEST COLUMBIA 039 BRAZORIA OIL 01088 MIDWAY COLLEGE -A- 22897001 DAMON MOUND 039 BRAZORIA OIL 00507 MULLINS 10229001 BOLING 481 WHARTON OIL 00520 MULLINS, A. A. -B- 10229001 BOLING 481 WHARTON OIL 00519 MULLINS, A. A., -A- 10229001 BOLING 481 WHARTON OIL 01106 NORTON 22897001 DAMON MOUND 039 BRAZORIA OIL 06751 NORTON ESTATE 22897001 DAMON MOUND 039 BRAZORIA OIL 18130 NORTON ESTATE 74312300 RALPH CANTRELL (FRIO) 039 BRAZORIA OIL 03441 PRASIFKA, J. W. 72918001 PRASIFKA 481 WHARTON OIL 21591 PRASIFKA, R. J. 72918001 PRASIFKA 481 WHARTON OIL 11913 PRASIFKA, R.J. 72918900 PRASIFKA (5390) 481 WHARTON OIL 08012 T. & N. O. RAILROAD 10229625 BOLING (IAGO) 481 WHARTON OIL 00522 T. & N.O. RR COMPANY 10229001 BOLING 481 WHARTON OIL 20521 TAYLOR, S.T. 10229001 BOLING 481 WHARTON OIL 19548 TEXASGULF 10229625 BOLING (IAGO) 481 WHARTON 03 081565 BOMMER ENGINEERING CO. OIL 11798 FARRACK, O.J. ET AL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11717 GRIMM, EDWIN W. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11754 KAPPLER, LEONARD 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE 03 081566 BOMCO USA, INC.



03 081566 BOMCO USA, INC. OIL 11660 FROST, JULIA 71444001 PIERCE JUNCTION 201 HARRIS OIL 15950 INTERNATIONAL DISPOSAL CORP. 71444001 PIERCE JUNCTION 201 HARRIS OIL 02987 MEYERS -F- 57562001 MARKHAM 321 MATAGORDA OIL 02985 MEYERS ETAL 57562001 MARKHAM 321 MATAGORDA OIL 02977 MYERS, N. R. 57562001 MARKHAM 321 MATAGORDA OIL 02976 MYERS, N. R. -B- 57562001 MARKHAM 321 MATAGORDA OIL 19558 O.W. FORDYCE 71444001 PIERCE JUNCTION 201 HARRIS OIL 03367 O.W.FORDYCE 71444001 PIERCE JUNCTION 201 HARRIS OIL 03357 RIO BRAVO FEE 71444001 PIERCE JUNCTION 201 HARRIS OIL 02978 RYCADE 57562001 MARKHAM 321 MATAGORDA OIL 03358 SETTEGAST, J. J. -A- 71444001 PIERCE JUNCTION 201 HARRIS OIL 03359 SETTEGAST, J. J. -B- 71444001 PIERCE JUNCTION 201 HARRIS OIL 13450 SETTEGAST, L. J. 71444001 PIERCE JUNCTION 201 HARRIS OIL 11337 SETTEGAST, M. 71444001 PIERCE JUNCTION 201 HARRIS OIL 02994 SISK 40 ACRES 57562001 MARKHAM 321 MATAGORDA 03 082442 BONEY ENTERPRISES PROD. CO. GAS 137814 NOSKA, J. EST. 32978672 FRELSBURG (Z-15-D) 089 COLORADO 03 082533 BONO BROS., INC. OIL 20356 BONO 19048001 CLODINE 157 FORT BEND 03 082967 BOPCO, L.P. GAS 258904 DANIEL GAS UNIT 92893500 VACATION (YEGUA 4\5) 291 LIBERTY GAS 254240 VAN DEVENTER GAS UNIT 92893500 VACATION (YEGUA 4\5) 291 LIBERTY 03 083714 BOUNDARY VENTURES, INC. OIL 15117 STEPHENS, HAYNES 17552912 CHESTERVILLE, NORTH (6700) 089 COLORADO GAS 213401 OWENS 02054500 ALTAIR, S. (FRIO 3270) 089 COLORADO 03 088595 BRAMMER ENGINEERING, INC. OIL 25497 BOETTCHER PATSCHKE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25253 KLEINSCHMIDT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25255 MARKERT-BROWN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25523 N. PERRY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25465 WOODWARD KASPER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE GAS 192275 BROWDER, W. B. 67060333 OLD WAVERLY (WILCOX 11,500) 407 SAN JACINTO GAS 203771 BROWDER, W. B. 67060333 OLD WAVERLY (WILCOX 11,500) 407 SAN JACINTO GAS 199565 BROWDER, W. B. 67060299 OLD WAVERLY (WILCOX "D") 407 SAN JACINTO GAS 199562 BROWDER, W. B. 67060300 OLD WAVERLY (WILCOX "E") 407 SAN JACINTO GAS 255248 EDWARDS 00006001 WILDCAT 407 SAN JACINTO GAS 210891 LAZY M RANCH, LTD. 00006001 WILDCAT 407 SAN JACINTO 03 088600 BRAMMER PETROLEUM, INC. OIL 22698 BRANNON 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 17179 LLOYD 35827500 GOODRICH, WEST (3150) 373 POLK OIL 22241 WHITMORE 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS GAS 120401 SOUTHLAND PAPER MILLS 35820800 GOODRICH (4800) 373 POLK GAS 120220 SOUTHLAND PAPER MILLS 35820825 GOODRICH (4850) 373 POLK 03 088621 BRANDES PETROLEUM, B.P.C.,INC. OIL 21467 CESSNA, ADELIA 38964001 HARDIN 291 LIBERTY 03 089801 BRAVE HEART RESOURCES, INC. OIL 02404 BENDER -RIVER- 43464001 HUMBLE 201 HARRIS OIL 02412 CHERRY 43464001 HUMBLE 201 HARRIS OIL 02413 FEE 43464001 HUMBLE 201 HARRIS OIL 02376 HARRELL 10 AC. 43464001 HUMBLE 201 HARRIS



03 089801 BRAVE HEART RESOURCES, INC. OIL 02414 PERRYMAN 43464001 HUMBLE 201 HARRIS 03 090765 BRENHAM DRILLING CO. OIL 11680 CLAY, T.C. 18721001 CLAY CREEK 477 WASHINGTON OIL 10417 QUEBE, T. C. 18721001 CLAY CREEK 477 WASHINGTON 03 090870 BRG LONE STAR LTD. OIL 15983 CHANDLER-WILLIAMS 32175825 FT. TRINIDAD,S.(OTTOS SAND) 225 HOUSTON 03 092800 BRIGHAM OIL & GAS, L.P. GAS 246879 BURKHART 94543814 WADSWORTH (10,400 FRIO) 321 MATAGORDA 03 093630 BRITTING, DEAN GAS 161704 SWANSON, C & SONS 02158220 ALWAN (FRIO 4700) 481 WHARTON GAS 161677 SWANSON, C. & SONS 55122391 LOUISE, NORTH (SWANSON 2900) 481 WHARTON 03 095367 BROCK, J. OIL 16610 MORGEN 12697800 BRYAN (WOODBINE) 041 BRAZOS 03 097323 BROOKS PETROLEUM COMPANY OIL 23132 SAMEDAN FEE 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 23394 SOC FEE 32156923 FORT TRINIDAD (WOODBINE) 225 HOUSTON 03 097477 BROTHERS VACUUM TRK SERV, LLC GAS 110089 NOHAVITZA UNIT 47127198 JONES CREEK (3400) 481 WHARTON 03 097494 BROWER OIL & GAS CO., INC. OIL 21944 REASON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 097935 BROWN, BUDDY OIL 16763 CARTER-QUINN -B- 82140780 SEGNO (YEGUA 5380) 373 POLK OIL 18347 CARTER-QUINN B. 82140728 SEGNO (YEGUA 5325) 373 POLK OIL 12140 CARTER-QUINN B(2) 82140170 SEGNO (Y-6) 373 POLK 03 103088 BROWNING OIL COMPANY, INC. OIL 21326 ALISON UNIT 34986700 GINI (WILCOX) 149 FAYETTE OIL 18133 AMANDA MARIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14397 ANGELA MARIA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18858 ANN LOUISE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13553 AUDRA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11953 AVERILLE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19767 BETTY MAE UNIT 34986700 GINI (WILCOX) 149 FAYETTE OIL 18808 BLONDIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18054 BRENT LAMAR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 11725 BURTSCHELL, ELDER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18809 CARISSA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16468 CARMELLA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12644 CHASTITY 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22873 CHURCH, CHARLES 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17754 CINCINNATUS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17075 CONNIE B. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17076 DELILAH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16316 EVA MAE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11875 FALLON 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19148 FREEMAN, D. A. ET AL 34986700 GINI (WILCOX) 149 FAYETTE OIL 19938 FRENZEL, MARY ELLEN 34986700 GINI (WILCOX) 149 FAYETTE OIL 14702 GAEKE, LORETTA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15261 GREGORY, MARGARET UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11984 HELEN #1 UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13669 HESTER SHOWS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE



03 103088 BROWNING OIL COMPANY, INC. OIL 12389 IRIS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19778 JENNIFER "A" 34986700 GINI (WILCOX) 149 FAYETTE OIL 18939 JENNIFER UNIT 34986700 GINI (WILCOX) 149 FAYETTE OIL 15466 JENNIFER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23888 JOHNSON 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12247 KARYN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11831 KOCUREK, ARNOLD J. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18960 LA NELL K. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19566 LEONA UNIT 34986700 GINI (WILCOX) 149 FAYETTE OIL 13396 LOAFMAN, NADINE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25420 LUECKE, FRED 34986700 GINI (WILCOX) 149 FAYETTE OIL 22738 MARTHA 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 11961 MARTHA, C.W. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12262 MARY KAY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 26007 MARY KAY 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 15159 MEDUSA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17753 MELTON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15158 MILLIE -K- 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12395 MINERVA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17315 MIRANDA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22285 MUSSLEWHITE, MONA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15169 NANA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12246 NANCY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22940 NEVER LEE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17030 OLGA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18477 PANDORA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14880 PANLUS, ALICE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13786 RHONDA -K- 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18874 RUSSELL NEEL UNIT 34986700 GINI (WILCOX) 149 FAYETTE OIL 12139 RUTH ANNE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16941 SABINA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17630 SACKS, SEYMOUR ETAL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22537 SAMPSON-MUELLER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17835 SNELL, MARCELLA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12574 STANDRIDGE, PAULA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12019 SYLVIA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17787 VALENTINE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17014 WEISS, BESSIE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE GAS 185558 ANDREW JACOB UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 218383 ATHENA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 117673 ISIS 34986700 GINI (WILCOX) 149 FAYETTE GAS 181289 JENNIFER UNIT 34986700 GINI (WILCOX) 149 FAYETTE GAS 094025 LUCILLE MILLER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 174934 LUECKE, ALBERT UNIT 34986700 GINI (WILCOX) 149 FAYETTE GAS 268449 NANA UNIT 34986700 GINI (WILCOX) 149 FAYETTE 03 103427 BRUCE, MIKE OIL 15121 TEMPLE-EASTEX, INC. 29640500 EVADALE, NE. (YEGUA 8000) 241 JASPER 03 104231 BRUTE ENERGY CORPORATION OIL 14277 ALLISON, NEVILLE F. UNIT 64079500 MUSTANG BAYOU (5525) 039 BRAZORIA OIL 09102 ALLISON, R. H. 57241500 MANVEL, W. (MARG. 5470) 039 BRAZORIA



03 104231 BRUTE ENERGY CORPORATION OIL 12805 ALLISON, R. H. UNIT 64079500 MUSTANG BAYOU (5525) 039 BRAZORIA OIL 11380 FURNACE, J. E. & LUM 57233191 MANVEL (F.B. I, OLIGOCENE) 039 BRAZORIA 03 104965 BSE PRODUCTION CO. GAS 117536 DUNCAN 84883360 SPANISH CAMP (SPANISH CAMP LO.) 481 WHARTON GAS 189161 DUNCAN-HAMILL 84883720 SPANISH CAMP (YEGUA 7200) 481 WHARTON GAS 139926 DUNCAN, DONALD 84883670 SPANISH CAMP (YEGUA 6800) 481 WHARTON GAS 197080 DUNCAN, DONALD B. 84883670 SPANISH CAMP (YEGUA 6800) 481 WHARTON GAS 235584 DUNCAN, DONALD B. 84885750 SPANISH CAMP, N. (4250) 481 WHARTON GAS 209250 DUNCAN, DONALD B. 84887025 SPANISH CAMP, S. (FRIO 4060) 481 WHARTON GAS 196829 DUNCAN, DONALD B. 84883360 SPANISH CAMP (SPANISH CAMP LO.) 481 WHARTON GAS 201045 DUNCAN, DONALD B. 84890666 SPANISH CAMP, W. (4900) 481 WHARTON 03 106406 BUFFCO PRODUCTION INC. OIL 21773 BENBOW "B" UNIT 50424500 KURTEN (BUDA) 395 ROBERTSON OIL 16811 CHERYL 50424500 KURTEN (BUDA) 041 BRAZOS OIL 24014 ERIN UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 24555 KRISTEN 50424500 KURTEN (BUDA) 041 BRAZOS OIL 24763 STEVENER, R. 50424500 KURTEN (BUDA) 041 BRAZOS GAS 161255 CHEYENNE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 161253 CHEYENNE 12697400 BRYAN (GEORGETOWN) 041 BRAZOS GAS 156592 DOROTHY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 214803 FICK-GIESENSCHLAG UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 166538 GIBBS BROTHERS ET AL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 471 WALKER GAS 226912 KEY-REEDER 57281495 MAPLE BRANCH (YEGUA) 471 WALKER GAS 107537 MR. BOB 34733501 GIDDINGS (AUSTIN CHALK A) 051 BURLESON GAS 227028 ROBINSON -A- 98429495 WOLFSBANE (YEGUA) 471 WALKER GAS 164989 STIERNBERG - TOW 34773550 GIDDINGS (AUSTIN CHALK, GAS) 471 WALKER 03 106509 BULLDOG OILFIELD&SW SERVICES INC GAS 186602 GORDON, TULANE 17560600 CHESTERVILLE, SE. (4000 SD) 089 COLORADO 03 108799 BURK ROYALTY CO., LTD. OIL 26125 BRAY 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 15894 EASTHAM STATE FARM "B" 32177240 FORT TRINIDAD, SW (EDWARDS) 225 HOUSTON OIL 25952 ETHEREDGE 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 26048 GAYLOR 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON OIL 25951 GRINSTEAD 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 26224 HENDERSON 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON OIL 26115 LILLIAN 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 25953 VERNA 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 25938 WHALEY GAS UNIT 32157525 FT TRINIDAD, E. (EDWARDS -A-) 225 HOUSTON GAS 120854 BATES 32177875 FORT TRINIDAD, SW.(GLEN ROSE-E-) 313 MADISON GAS 271284 BRASSELL 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 263573 BROXSON 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 265915 CARPENTER 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 264901 ETHEREDGE 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 264898 GOODWIN 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 036966 HARPER, BERTHA F. 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 313 MADISON GAS 036979 HARPER, BERTHA F. 32156781 FORT TRINIDAD (GLEN ROSE -E-) 313 MADISON GAS 265287 LILLIAN 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 264532 POSTEL 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 269655 SAMUEL GAS UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 265273 STERLING T. HARRISON ET AL 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON



03 108799 BURK ROYALTY CO., LTD. GAS 271286 TURNER 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 264900 ULRICH 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 271242 WEEKS 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 271458 WEEKS 32157568 FORT TRINIDAD, EAST (GEORGETOWN) 225 HOUSTON GAS 271489 WEEKS 32157525 FT TRINIDAD, E. (EDWARDS -A-) 225 HOUSTON GAS 271514 WEEKS 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON GAS 271501 YORK 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON GAS 271460 YORK 32157568 FORT TRINIDAD, EAST (GEORGETOWN) 313 MADISON GAS 271490 YORK 32157525 FT TRINIDAD, E. (EDWARDS -A-) 313 MADISON GAS 271375 YORK 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON 03 111404 BURRO BLUFF CORPORATION OIL 16318 RING "D" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 112590 BUSH, MARK A. OIL AND GAS INC. OIL 16611 MARINO, JOE 50424500 KURTEN (BUDA) 041 BRAZOS 03 120050 CDC OPERATING COMPANY OIL 17214 CODY, JOE 50424500 KURTEN (BUDA) 041 BRAZOS 03 120079 C & E OPERATING, INC. OIL 23653 BARROW UNIT 97736915 WILLOW SLOUGH (FRIO 2) 071 CHAMBERS OIL 25467 BP AMERICA 06755222 BEECH CREEK (YEGUA 5-A) 199 HARDIN OIL 25825 MCCARTHY FAMILY TRUST 97 81851810 SEABREEZE (PIERCE) 071 CHAMBERS OIL 26132 SEABREEZE LAND CO. 81851810 SEABREEZE (PIERCE) 071 CHAMBERS OIL 18526 SEABREEZE LAND CO. 81851735 SEABREEZE (NOD., UPPER 10000) 071 CHAMBERS GAS 218741 B. P. AMERICA K 38613329 HAMPTON, SOUTH (YEGUA E-4) 199 HARDIN GAS 218256 B.P. AMERICA B 06755222 BEECH CREEK (YEGUA 5-A) 199 HARDIN GAS 263197 BUTLER 35231083 GLASSCOCK (COCKFIELD) 089 COLORADO GAS 269450 FAILLA 31839650 FONDREN RANCH (YEGUA 4350) 089 COLORADO GAS 235896 GLASSCOCK A 35231083 GLASSCOCK (COCKFIELD) 089 COLORADO GAS 266494 GLASSCOCK E 14418250 CABALLO (PRAIRIE BELL) 089 COLORADO GAS 225066 GLASSCOCK RANCH 72869500 PRAIRIE BELL (11000) 089 COLORADO GAS 262305 HEFFLEY 14418250 CABALLO (PRAIRIE BELL) 089 COLORADO GAS 260820 HILL 35231083 GLASSCOCK (COCKFIELD) 089 COLORADO GAS 257295 MCCARTHY FAMILY TRUST 97 81851944 SEABREEZE (9700) 071 CHAMBERS GAS 209492 MCCARTHY FAMILY TRUST 97 81853425 SEABREEZE, N. (MARG 7) 071 CHAMBERS GAS 227372 MIEKOW 35018868 GINTHER (2840) 089 COLORADO GAS 262700 MOELLER 77608800 ROCK ISLAND (MIO. 2425) 089 COLORADO GAS 269858 SEABREEZE LAND CO. 81851858 SEABREEZE (SEABREEZE C-2) 071 CHAMBERS GAS 262655 STODOLA 77608800 ROCK ISLAND (MIO. 2425) 089 COLORADO GAS 267028 WAKEFIELD 97736765 WILLOW SLOUGH (FB-B, UN 2) 071 CHAMBERS 03 120107 C & C MINING INC. OIL 25668 CAVE, E.A. 22897001 DAMON MOUND 039 BRAZORIA 03 120479 CHP OIL & GAS COMPANY, L.C. OIL 20780 GAVRANOVIC 41495001 HILLJE, SOUTH 481 WHARTON OIL 23346 PETERS, GERD 41490162 HILLJE (F-18) 481 WHARTON GAS 146070 MERTA, PETER JR. UNIT 02158805 ALWAN (YEGUA 8050) 481 WHARTON 03 120648 CML EXPLORATION, LLC OIL 25653 BEAL 56599500 MADISONVILLE, W. (WOODBINE -A-) 185 GRIMES OIL 25266 BENGE UNIT 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 17725 BERNICE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25646 BRADSHAW 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 17098 BUCHANAN, R. UNIT 1 50424500 KURTEN (BUDA) 041 BRAZOS



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03 178381 CORE E & P CORP. OIL 09006 KOCH-SANTA FE UNIT 86429403 STOWELL (INTERMEDIATE U-2) 245 JEFFERSON OIL 08524 KOCH, T. F., NCT-1 86429390 STOWELL (INTERMEDIATE -B-) 245 JEFFERSON OIL 08981 KOCH, T. F., NCT-2 86429026 STOWELL (CRAWFORD U-1) 245 JEFFERSON OIL 10546 KOCH,T. F.,NCT-1 86429130 STOWELL (ENGLIN-MARG) 245 JEFFERSON OIL 15450 PRICE, J.E. 03474710 ARCOLA (7400 FRIO) 039 BRAZORIA OIL 09019 STEELE-SCHMUCKER UNIT O/A 86429559 STOWELL (STEWART U-3) 245 JEFFERSON OIL 21460 STEELE-SCHMUCKER UNIT O/A 86429533 STOWELL (SCHMUCKER) 245 JEFFERSON GAS 081917 KOCH-SANTA FE UNIT 86429637 STOWELL (5800) 245 JEFFERSON GAS 056640 KOCH,T.F.NCT-1 86429026 STOWELL (CRAWFORD U-1) 245 JEFFERSON 03 178647 CORMAC ENERGY, INC. OIL 01837 TEXAS STATE #30442 35863001 GOOSE CREEK, EAST 201 HARRIS 03 179345 CORONA OPERATING, LLC OIL 25084 PORTER 06129001 BATSON OLD 199 HARDIN 03 179904 CORTEX ENERGY, INC. OIL 03381 CAIN, H. C. 71444001 PIERCE JUNCTION 201 HARRIS OIL 03382 CAIN, H. C. -A- 71444001 PIERCE JUNCTION 201 HARRIS 03 180197 CORUM PRODUCTION COMPANY OIL 23570 SPONSEL/PRICE 78615332 ROWAN, N. (FRIO, UPPER 9600) 039 BRAZORIA OIL 19067 WICKWILLOW 78615332 ROWAN, N. (FRIO, UPPER 9600) 039 BRAZORIA GAS 246626 BOETTCHER 07321888 BERNARD PRAIRIE (4400) 481 WHARTON GAS 258257 SKLAR 53919400 LISSIE, SOUTH (FRIO 4400) 481 WHARTON 03 182035 COTTON LAKE PARTNERS, INC. OIL 04736 CASEY, J. H. 20992001 COTTON LAKE, SOUTH 071 CHAMBERS 03 183232 COX & COX PRODUCTION CO. OIL 14631 HYDROCARBON GATHERING 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19473 REICHARDT, A.O. DRILLING UNIT 43062501 HOWTH (WILCOX, LOWER) 473 WALLER GAS 121015 REICHARDT A. O. 43062501 HOWTH (WILCOX, LOWER) 473 WALLER 03 183345 COX & PERKINS EXPLORATION, INC. OIL 20862 CROOK UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON 03 186113 COX ENERGY OIL 18418 ANGONIA-PORTERFIELD 00798850 AGGIELAND (WOODBINE) 041 BRAZOS 03 186835 CRAWFORD HUGHES OPERATING CO. OIL 25039 BARRETT, W J 38971200 HARDIN, SW. (COOK MOUNTAIN #1) 291 LIBERTY OIL 25337 BARRETT, W. J. 38971400 HARDIN, SW. (DAVIDSON #2) 291 LIBERTY OIL 04907 BARRETT, W. J., ESTATE 38971700 HARDIN, SW. (FRAZIER SEG N) 291 LIBERTY OIL 24567 CESSNA, J. H. 38964789 HARDIN (YEGUA 7960) 291 LIBERTY OIL 18007 DANIEL 38964783 HARDIN (Y-13B) 291 LIBERTY OIL 01915 DAVIS, WIRT, ESTATE 38971200 HARDIN, SW. (COOK MOUNTAIN #1) 291 LIBERTY OIL 23136 DEFRESNE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 24942 DOORNBOS 72379550 PORT ACRES (MARG-FRIO CONS.) 245 JEFFERSON OIL 25295 ERNEST RIVES SWD 38964001 HARDIN 291 LIBERTY OIL 24071 FINLEY UNIT 38964001 HARDIN 291 LIBERTY OIL 25283 FINLEY, G.& E. 38964001 HARDIN 291 LIBERTY OIL 07870 FINLEY, S. W. 38964001 HARDIN 291 LIBERTY OIL 25767 FINLEY, W.T. 38964600 HARDIN (Y-3) 291 LIBERTY OIL 17199 HUMPHREYS, G. 38964001 HARDIN 291 LIBERTY OIL 07895 HUMPHREYS, K. V. H. 38964001 HARDIN 291 LIBERTY OIL 24707 HUMPHREYS, K.V.H. 38964780 HARDIN (Y-12) 291 LIBERTY OIL 24093 LAWRENCE 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 08327 PARTLOW OIL UNIT NO. 5 38964001 HARDIN 291 LIBERTY



03 186835 CRAWFORD HUGHES OPERATING CO. OIL 25313 PARTLOW, R.G. 38964001 HARDIN 291 LIBERTY OIL 16890 RICHARDSON,J.F. 38964001 HARDIN 291 LIBERTY OIL 13435 RIVES, ERNEST 38964001 HARDIN 291 LIBERTY OIL 18694 T M & K 38964001 HARDIN 291 LIBERTY OIL 25846 WJ GREEN 38964600 HARDIN (Y-3) 291 LIBERTY OIL 25228 WT FINLEY (SMITH) 38964600 HARDIN (Y-3) 291 LIBERTY GAS 136657 BARNHART-MAYFAIR UNIT 18705050 CLAY, N.E. (AUSTIN CHALK, GAS) 051 BURLESON GAS 161627 BIG CREEK OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 120977 CLAY GAS UNIT NO. 2 46295100 JERRY'S QUARTERS (A C 11900) 477 WASHINGTON GAS 126967 CLAY GAS UNIT NO. 3 46295100 JERRY'S QUARTERS (A C 11900) 477 WASHINGTON GAS 205902 ELLIOTT 48035380 KAINER (FRIO 4490) 481 WHARTON GAS 169959 GILLIS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 157899 HUTCHINGS ESTATE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 148008 JERICHO-VILAS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 188039 MARTIN "A" 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 186888 MARTIN, R. "B" 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 146056 MCFARLANE-MOORE UNIT 18705070 CLAY, NE (AUSTIN CHALK 11350) 041 BRAZOS GAS 157261 MOORE ESTATE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 155376 MOORE, JESSE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 149245 MOORE, JESSE "A" 18705050 CLAY, N.E. (AUSTIN CHALK, GAS) 051 BURLESON GAS 157900 MOORE, R. ESTATE UNIT 18705070 CLAY, NE (AUSTIN CHALK 11350) 041 BRAZOS GAS 212737 MOORE, ROBERT 18705070 CLAY, NE (AUSTIN CHALK 11350) 041 BRAZOS GAS 157898 MOORE, ROBERT ESTATE 18705070 CLAY, NE (AUSTIN CHALK 11350) 041 BRAZOS GAS 144908 MOORE, ROBERT T. ESTATE 18705070 CLAY, NE (AUSTIN CHALK 11350) 041 BRAZOS GAS 156775 MOORE, ROBERT UNIT 18705070 CLAY, NE (AUSTIN CHALK 11350) 041 BRAZOS GAS 114024 ROBERTS, J 38964001 HARDIN 291 LIBERTY GAS 149586 RUBENSTEIN UNIT 18705070 CLAY, NE (AUSTIN CHALK 11350) 051 BURLESON GAS 157450 SCHULTE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 155274 VILAS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 148290 VILAS-MOORE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 160200 VILAS-WALTON 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 148090 WALKER, M. P. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 149172 WALKER, M. P. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 218417 WILBECK 48035550 KAINER (YEGUA 6450) 481 WHARTON GAS 162949 WILKIN, MABEL 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 051 BURLESON GAS 162950 WILKIN, MABEL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 189946 WILKINS "A" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 189943 WILKINS "A" 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 051 BURLESON GAS 192027 WILKINS, MABEL 18705070 CLAY, NE (AUSTIN CHALK 11350) 051 BURLESON GAS 143940 WILKINS, MABEL 18705070 CLAY, NE (AUSTIN CHALK 11350) 051 BURLESON GAS 110065 WILSON GAS UNIT 38964795 HARDIN (7300) 291 LIBERTY 03 186968 CREBBS OIL COMPANY OIL 08750 BLACK STONE MINERALS 06115001 BATSON NEW 199 HARDIN OIL 17064 CHOATE 06115001 BATSON NEW 199 HARDIN OIL 07808 CHOATE "A" 06115001 BATSON NEW 199 HARDIN OIL 18688 CHOATE BLOCK 1 LOT 4A 06115001 BATSON NEW 199 HARDIN OIL 18428 CHOATE FEE BLOCK 1, LOT 2 06115001 BATSON NEW 199 HARDIN OIL 00223 CHOATE FEE BLOCK 7 06115001 BATSON NEW 199 HARDIN OIL 00211 CHOATE FEE LOT NO. 3 06115001 BATSON NEW 199 HARDIN OIL 00212 CHOATE FEE LOT NO. 4 06115001 BATSON NEW 199 HARDIN



03 186968 CREBBS OIL COMPANY OIL 00213 CHOATE FEE LOT NO. 5 06115001 BATSON NEW 199 HARDIN OIL 00214 CHOATE FEE LOT NO. 6 06115001 BATSON NEW 199 HARDIN OIL 00215 CHOATE FEE LOT NO. 8 06115001 BATSON NEW 199 HARDIN OIL 05980 CHOATE FEE LOT NO. 8A 06115001 BATSON NEW 199 HARDIN OIL 07862 CHOATE FEE LOT 3 06115001 BATSON NEW 199 HARDIN OIL 00210 GULF-CHOATE FEE 06115001 BATSON NEW 199 HARDIN OIL 04697 GULF-CHOATE FEE -B- 06115001 BATSON NEW 199 HARDIN OIL 08110 LEJARZA, A. M. 06115001 BATSON NEW 199 HARDIN 03 189975 CRIMSON ENERGY PTNRS III, L.L.C. OIL 25976 BERYL 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25838 BERYL 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25917 HARRIMAN 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25960 HARRIMAN 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25893 JACKIE ROBINSON 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25939 JACKIE ROBINSON 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 26113 MACEY ROAD 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25934 MCGUIRE 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 24914 PAYNE UNIT 1 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25572 PAYNE, ALBERT M. 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25899 RANSOM 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25925 RANSOM 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 26275 ROBINSON BROS 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 26238 ROBINSON-POTEET 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25576 ROBINSON, JACKIE 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 26003 ROBINSON, JACKIE S 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25630 WAGER ALBERTSON 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25876 WILLIAMS MINERALS 34733600 GIDDINGS (BUDA) 041 BRAZOS 03 190005 CRIMSON EXPLORATION OPER., INC. OIL 26046 A. YATES UNIT 56599500 MADISONVILLE, W. (WOODBINE -A-) 185 GRIMES OIL 21868 ADAMS, G.A. 44640500 IOLA (WOODBINE) 185 GRIMES OIL 24728 ARRIOLA 03866175 ARRIOLA, S. (VICKSBURG 6070) 199 HARDIN OIL 22823 BELL, HARRY 44640275 IOLA (GEORGETOWN) 185 GRIMES OIL 17710 CARMICHAEL 56593550 MADISONVILLE, NE (GEORGETOWN) 313 MADISON OIL 26130 COVINGTON-UPCHURCH UNIT 56599500 MADISONVILLE, W. (WOODBINE -A-) 185 GRIMES OIL 23639 GARTH -A- 02473400 ANAHUAC, SE. (NODOSARIA 1) 071 CHAMBERS OIL 25950 GRACE HALL OIL UNIT A 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 05003 GULF-SUN UNIT 81063001 SARATOGA, WEST 199 HARDIN OIL 25389 HARRIS-JOHNSON 56590450 MADISONVILLE (GEORGETOWN) 313 MADISON OIL 22577 HASSLER UNIT SWD 44640275 IOLA (GEORGETOWN) 185 GRIMES OIL 22401 HENDERSON 53415480 LEVENTHAL (YEGUA) 481 WHARTON OIL 24458 HOFSTETTER BROS. 76359465 RICE BELT (VICKSBURG) 291 LIBERTY OIL 16715 HOOKS 81057001 SARATOGA 199 HARDIN OIL 22861 HOWARD 44640275 IOLA (GEORGETOWN) 185 GRIMES OIL 19865 MCWHORTER 09831500 BLUE GUM (SUB-CLARKSVILLE) 185 GRIMES OIL 24096 MCWHORTER, B. D. -A- 56595713 MADISONVILLE, S. (GEOG. TWN. UP) 313 MADISON OIL 03559 MORRIS, E. MRS. ETAL 74993625 RAYWOOD (VICKSBURG) 291 LIBERTY OIL 25855 MOSLEY 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 18276 MOSS-MALONE 56590650 MADISONVILLE (LEWISVILLE 8400) 313 MADISON OIL 17298 MOSS-MALONE 56595700 MADISONVILLE, S. (DEXTER 9250) 313 MADISON OIL 18376 MOSS-MALONE 56595713 MADISONVILLE, S. (GEOG. TWN. UP) 313 MADISON



03 190005 CRIMSON EXPLORATION OPER., INC. OIL 10395 NORVELL, B. E. 57233223 MANVEL (F.B. II, OLIGOCENE) 039 BRAZORIA OIL 23988 NORWOOD UNIT 44640500 IOLA (WOODBINE) 185 GRIMES OIL 15302 NOWELL, B.E. 57233226 MANVEL (F.BII. OLIGOCENE -B) 039 BRAZORIA OIL 15429 O. B. BESS 44640275 IOLA (GEORGETOWN) 185 GRIMES OIL 15424 OGDEN 81057001 SARATOGA 199 HARDIN OIL 26067 PAYNE UNIT A 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 26168 PAYNE UNIT B 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 20128 POWLEDGE 56595713 MADISONVILLE, S. (GEOG. TWN. UP) 185 GRIMES OIL 14780 STERNENBERG 81057001 SARATOGA 199 HARDIN OIL 25705 VICK TRUST 00006001 WILDCAT 313 MADISON OIL 18237 VICK, M. Y. 56590650 MADISONVILLE (LEWISVILLE 8400) 313 MADISON OIL 17715 VICK, M. Y. 56595700 MADISONVILLE, S. (DEXTER 9250) 313 MADISON OIL 16781 VICK, M.Y. 56593550 MADISONVILLE, NE (GEORGETOWN) 313 MADISON OIL 23030 WATT DL 44640275 IOLA (GEORGETOWN) 185 GRIMES GAS 196186 ANDRESS 75010850 RAYWOOD, W. (YEGUA 10850) 291 LIBERTY GAS 185135 ARRIOLA #3 UNIT 03866187 ARRIOLA, S. (YEGUA EY-1) 199 HARDIN GAS 192899 BLOXSOM ET AL 74993600 RAYWOOD (E. COOK MTN. 12,140) 291 LIBERTY GAS 217601 CARMICHAEL 56593550 MADISONVILLE, NE (GEORGETOWN) 313 MADISON GAS 242695 CATHERINE HENDERSON "A" UNIT 97693850 WILLIS MARSH (13200) 291 LIBERTY GAS 112937 CRANE 56595650 MADISONVILLE, S. (DEXTER 9220) 313 MADISON GAS 112430 CRANE 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 210190 DOC 97693850 WILLIS MARSH (13200) 291 LIBERTY GAS 258989 E. SCHWARZ 21025777 COTTONWOOD, N. (14,270) 291 LIBERTY GAS 266955 E. SCHWARZ 21025777 COTTONWOOD, N. (14,270) 291 LIBERTY GAS 227306 FUHLBERG GAS UNIT 56590700 MADISONVILLE (RODESSA) 313 MADISON GAS 172355 GARTH -A- UNIT 02473300 ANAHUAC, SE. (F-17) 071 CHAMBERS GAS 208981 HASSLER 44644400 IOLA,NW (GLENROSE-B-) 185 GRIMES GAS 225362 HEATH 56590990 MADISONVILLE, E. (LEWISVILLE) 313 MADISON GAS 112878 HEATH 56590990 MADISONVILLE, E. (LEWISVILLE) 313 MADISON GAS 216019 HENDERSON 30542500 FELICIA, S. (YEGUA 11160) 291 LIBERTY GAS 186908 HENDERSON 30542500 FELICIA, S. (YEGUA 11160) 291 LIBERTY GAS 251332 HENDERSON 30540500 FELICIA (YEGUA) 291 LIBERTY GAS 253327 HENDERSON 30540500 FELICIA (YEGUA) 291 LIBERTY GAS 250063 HENDERSON 30540500 FELICIA (YEGUA) 291 LIBERTY GAS 250216 HENDERSON 30540500 FELICIA (YEGUA) 291 LIBERTY GAS 249955 HENDERSON 30540500 FELICIA (YEGUA) 291 LIBERTY GAS 187636 HENDERSON NO. 2 UNIT 30542500 FELICIA, S. (YEGUA 11160) 291 LIBERTY GAS 200478 HENDERSON, CATHERINE -A- UNIT 97693750 WILLIS MARSH (11,900 YEGUA) 291 LIBERTY GAS 213204 HENDERSON, CATHERINE -A- UNIT 97693750 WILLIS MARSH (11,900 YEGUA) 291 LIBERTY GAS 203285 HENDERSON, CATHERINE -A- UNIT 97693750 WILLIS MARSH (11,900 YEGUA) 291 LIBERTY GAS 198256 HENDERSON, CATHERINE -B- 97693750 WILLIS MARSH (11,900 YEGUA) 291 LIBERTY GAS 201186 HENDERSON, CATHERINE -C- 97693750 WILLIS MARSH (11,900 YEGUA) 291 LIBERTY GAS 262547 HENDERSON, CATHERINE 'A' 97693850 WILLIS MARSH (13200) 291 LIBERTY GAS 262988 HENDERSON, CATHERINE 'A' UNIT 97693850 WILLIS MARSH (13200) 291 LIBERTY GAS 271204 HENDERSON, CATHERINE 'A' UNIT 97693750 WILLIS MARSH (11,900 YEGUA) 291 LIBERTY GAS 265077 HENDERSON, CATHERINE 'B' 97693850 WILLIS MARSH (13200) 291 LIBERTY GAS 256753 HENDERSON, CATHERINE "A" UNIT 97693850 WILLIS MARSH (13200) 291 LIBERTY GAS 260045 HENDERSON, CATHERINE "A" UNIT 97693850 WILLIS MARSH (13200) 291 LIBERTY GAS 213519 HENDERSON, WILLIS SWD 97693750 WILLIS MARSH (11,900 YEGUA) 291 LIBERTY GAS 181880 HOLBROOK 74993423 RAYWOOD (COOK MTN. 10,850) 291 LIBERTY



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03 191588 CRUDE PRODUCTION COMPANY OIL 03099 HERFF, J. B. 63157001 MOSS BLUFF 071 CHAMBERS 03 191593 CRUDECORP, INC. OIL 18195 ESTOPINAL, JOYCE H. 64185001 MYKAWA NEW 201 HARRIS 03 191826 CTL OIL & GAS CORPORATION OIL 05316 BROOKS, E. 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 05324 ROWE-BALDWIN, ETAL UNIT 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 26178 SIDNEY SMITH UNIT 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 05333 SUN GULF ETAL FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 16058 SUN LOT 45 FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 21653 TRAHAN, JOHN 43464001 HUMBLE 201 HARRIS OIL 24824 WELDER, JULIA D. 53498001 LIBERTY, SOUTH 291 LIBERTY GAS 183811 ROBINSON, JESSIE 53498001 LIBERTY, SOUTH 291 LIBERTY 03 195818 CWOC OIL 24198 GCWA 34929001 GILLOCK, SOUTH 167 GALVESTON 03 195903 CYPRESS E & P CORPORATION OIL 25928 BIGHAM UNIT 22418500 CYPRESS LANDING (EAGLE FORD) 149 FAYETTE GAS 257155 GARDNER DUNCAN 22472500 CYPRESS RAVEN (WILCOX) 481 WHARTON GAS 263534 MUEGGE 00006001 WILDCAT 481 WHARTON 03 195935 D & D OIL COMPANY OIL 01152 MCCLAIN, CHARLES M., FEE 23604001 DAYTON, NORTH 291 LIBERTY 03 196099 D.C. ENERGY OIL 19019 HUBBARD, GILVIE 78613050 ROWAN (8100) 039 BRAZORIA OIL 03586 HUBBARD, GILVIE 78613001 ROWAN 039 BRAZORIA OIL 03584 HUBBARD, GILVIE 'A' 78613001 ROWAN 039 BRAZORIA OIL 21380 ROBERTS 71558525 PINCKEY (WILCOX 6800) 457 TYLER OIL 20264 ROBERTS 00006001 WILDCAT 457 TYLER OIL 20145 SOMERVILLE 71558525 PINCKEY (WILCOX 6800) 457 TYLER GAS 091073 CHRISTIAN, C.D. UNIT 67013400 OLD OCEAN, E. (10400) 039 BRAZORIA GAS 123660 KIRBY LUMBER CO. 71558500 PINCKEY (WILCOX) 457 TYLER GAS 122378 QUINN, B. E. 70328800 PELICAN, EAST (WILCOX 8900) 291 LIBERTY GAS 119999 ROWAN GPU - HUBBARD 78613284 ROWAN (FRIO 8900) 039 BRAZORIA 03 196145 D & G OPERATING COMPANY, INC. OIL 05775 EVANS UNIT 98085950 WINNIE, N. (SULLIVAN) 071 CHAMBERS OIL 14115 EVANS UNIT -A- 98085950 WINNIE, N. (SULLIVAN) 071 CHAMBERS OIL 20782 EVANS, W. L. 98085150 WINNIE, N. (FB-A, INTMD. SD.) 071 CHAMBERS OIL 21534 SIMM UNIT 98085250 WINNIE, N. (FB-B, CRAWFORD) 071 CHAMBERS 03 196197 D.J. OILFIELD SALVAGE INC. OIL 12945 DAUGHERTY, M. HEIRS 19050250 CLODINE, NORTH (EY-1 SAND) 201 HARRIS OIL 11193 WILLIAMS, O'BANION 19050250 CLODINE, NORTH (EY-1 SAND) 201 HARRIS 03 196231 D AND J OPERATING, LLC GAS 177451 LEVINE 24224500 DEMPSEY CREEK (WILCOX) 351 NEWTON 03 196261 D J PRODUCTION OIL 18242 BLAKELY -C- 09880001 BLUE RIDGE 157 FORT BEND OIL 06387 BLAKELY -N- 09880001 BLUE RIDGE 157 FORT BEND OIL 25312 MERCHANT ESTATE "A" 43381001 HULL 291 LIBERTY 03 196830 D-MIL PRODUCTION, INC. OIL 12475 FRANK, T. M. UNIT 78475400 ROTHERWOOD (COCKFIELD -A- SD.) 201 HARRIS OIL 00744 ROBINSON, E. G. ETAL 18949001 CLEVELAND TOWNSITE, NW. 291 LIBERTY 03 196844 D. O. G. OPERATING, LLC OIL 19747 JENKE 82265500 SERBIN (TAYLOR SAND) 287 LEE



03 196844 D. O. G. OPERATING, LLC OIL 19872 JENKE "A" 82265500 SERBIN (TAYLOR SAND) 287 LEE 03 197450 DALBOSCO, DONALD C. OIL 21661 SELECTED LANDS 44640500 IOLA (WOODBINE) 185 GRIMES 03 197690 DALLAS PRODUCTION, INC. GAS 168802 HERMAN, A. S. 08874426 BLESSING, NE. (F-26) 321 MATAGORDA 03 199400 DANIELS CORPORATION, THE OIL 08633 ATKINSON, V. 02315064 AMELIA (DISCORBIS 2) 245 JEFFERSON OIL 12329 KNEITZ, GLADYS M. 57233540 MANVEL (MIOCENE 3300) 039 BRAZORIA OIL 15665 MACO STEWART O.U. 1 52676475 LEAGUE CITY (STEWART SD) 167 GALVESTON 03 199614 DANMARK ENERGY SERVICES, INC. OIL 20621 EXXON MINERAL FEE 45367655 JACKS CREEK (WILCOX E) 457 TYLER OIL 25613 JACKS CREEK OIL UNIT 2 45367654 JACKS CREEK (WILCOX D) 457 TYLER OIL 25353 JACKS CREEK OIL UNIT 2 45367655 JACKS CREEK (WILCOX E) 457 TYLER OIL 21424 WILCOX OIL U 1 45367655 JACKS CREEK (WILCOX E) 457 TYLER OIL 25487 WILCOX OIL UNIT 1 45367655 JACKS CREEK (WILCOX E) 457 TYLER GAS 140243 EXXON MINERAL FEE 45367645 JACKS CREEK (WILCOX A) 373 POLK GAS 203206 EXXON MINERAL FEE 45367652 JACKS CREEK (WILCOX C) 457 TYLER GAS 203833 EXXON MINERAL FEE 45367654 JACKS CREEK (WILCOX D) 457 TYLER GAS 254203 EXXON MINERAL FEE 45367645 JACKS CREEK (WILCOX A) 457 TYLER 03 202350 DAVIDSON, GROVER R. OIL 04567 ALLEN, COYE MAE 10229001 BOLING 481 WHARTON OIL 11089 ANDERSON, CHAS & LUCY 10229001 BOLING 481 WHARTON OIL 11635 FLOYD, B.M. "A" 10229001 BOLING 481 WHARTON OIL 19205 FLOYD, B.M. "B" 10229001 BOLING 481 WHARTON 03 202670 DAVIS BROS. EXPL.&DRLG. CO.,INC. OIL 00510 FLOYD, B. M. 10229001 BOLING 481 WHARTON OIL 19406 FLOYD, M.S. 10229001 BOLING 481 WHARTON 03 202675 DAVIS BROS. OIL PRODUCERS, INC. OIL 24341 ARCO-BEATHARD 09965399 BOB BURR (WILCOX A-1) 457 TYLER OIL 25462 ARCO-BEATHARD 09665500 BOB BURR (WILCOX A-3) 457 TYLER OIL 24368 ARCO-BEATHARD 09965410 BOB BURR (WILCOX 8900) 457 TYLER OIL 24340 ARCO-BEATHARD 09965430 BOB BURR (WILCOX 9100) 457 TYLER OIL 26085 ARCO-BETHARD 09965475 BOB BURR (WILCOX 9900) 457 TYLER OIL 20819 ATL.-SIN. S.P. WILSON FEE 89352600 THEUVENINS CREEK, S. (YEGUA 3-B) 457 TYLER OIL 26206 BP JOHNSON 55488075 LUCKY LEON (EY-11) 241 JASPER OIL 25528 JOHNSON 55488075 LUCKY LEON (EY-11) 241 JASPER OIL 25529 JOHNSON 55488050 LUCKY LEON (EY-6) 241 JASPER OIL 24756 NELSON - KATE STK 55488072 LUCKY LEON (EY-8) 199 HARDIN OIL 25104 SALSBURY 55488200 LUCKY LEON (UPPER WILCOX) 241 JASPER OIL 25680 VASTAR-JOHNSON 55488075 LUCKY LEON (EY-11) 241 JASPER OIL 22030 WILSON,ATL.-SIN. S.P. WILSON FEE 89352200 THEUVENINS CREEK, S. (YEGUA 2-A) 457 TYLER GAS 155717 ATL.-SIN. S.P. WILSON FEE 89352198 THEUVENINS CREEK, S. (YEGUA 1) 457 TYLER GAS 232630 JOHNSON 55488010 LUCKY LEON (EY-3) 241 JASPER GAS 250665 JOHNSON 55488072 LUCKY LEON (EY-8) 241 JASPER GAS 254764 JOHNSON 55488073 LUCKY LEON (EY-9) 241 JASPER GAS 202876 JOHNSON, B. P. 00006001 WILDCAT 241 JASPER GAS 201847 KIAMU-JOHNSON (1-S) 55488081 LUCKY LEON (EY-17) 241 JASPER GAS 216073 NELSON - ALLIE 55488082 LUCKY LEON (EY-17A) 199 HARDIN 03 202998 DAVIS, C. O. PRODUCTION CO. OIL 00541 FLOYD, BELLE M. 10229001 BOLING 481 WHARTON



03 204786 DAVIS, J. R. OIL COMPANY OIL 00512 FLOYD ESTATE 10229001 BOLING 481 WHARTON 03 205058 DAVIS, LARRY D. OIL 07270 FLOYD ESTATE 10229001 BOLING 481 WHARTON OIL 05850 FLOYD ESTATE -B- 10229001 BOLING 481 WHARTON 03 205620 DAVIS GULF COAST, INC. OIL 23996 GRACEY 67011100 OLD OCEAN (ARMSTRONG) 321 MATAGORDA GAS 136069 DAVIS, CLEVELAND ET AL 32346525 FOUR CORNERS (HELMUTH A) 039 BRAZORIA GAS 197615 O'LEARY UNIT 32346445 FOUR CORNERS (FRIO F-23) 039 BRAZORIA GAS 241736 O'LEARY UNIT 32346445 FOUR CORNERS (FRIO F-23) 039 BRAZORIA 03 206036 DAVIS OPERATING COMPANY, INC. GAS 201831 DEVON FEE 32346700 FOUR CORNERS (13000) 039 BRAZORIA GAS 210096 O'LEARY UNIT 32346525 FOUR CORNERS (HELMUTH A) 039 BRAZORIA GAS 201507 RAYNOR 32346700 FOUR CORNERS (13000) 039 BRAZORIA GAS 215086 RAYNOR 32346450 FOUR CORNERS (FRIO F-28) 039 BRAZORIA GAS 232250 SMITH HEIRS UNIT 32346450 FOUR CORNERS (FRIO F-28) 039 BRAZORIA 03 206061 DAVIS PETROLEUM CORP. OIL 24887 STATE TRACT 251 93848060 VINCEBURG (LOX B) 071 CHAMBERS OIL 25092 STATE TRACT 30 UNIT 71930700 PLEASURE ISLAND (H-1 HACKBERRY) 245 JEFFERSON GAS 192729 STATE TRACT 251 UNIT 93848470 VINCEBURG (VICKSBURG) 071 CHAMBERS GAS 243681 STATE TRACT 30 UNIT 71930500 PLEASURE ISLAND (HACKBERRY) 245 JEFFERSON 03 206081 DAVIS SOUTHERN OPERATING CO LLC OIL 25325 ARCO FEE "B" 79825500 SALLY WITHERS, WEST (WILCOX) 241 JASPER OIL 25949 BLACK STONE GET RHYTHM 69580500 PATRICIA RAY, EAST (1ST YEGUA) 373 POLK OIL 25800 BP CARL ST 1 15693500 CARL (YEGUA 2-A) 457 TYLER OIL 26145 BP COUNTRY BOY 89355500 THEUVENINS CREEK, SE. (5950) 457 TYLER OIL 26133 BP HONKY TONKIN 97640750 WILLIE BROWN (YEGUA 6266) 457 TYLER OIL 26040 BP JR 89352800 THEUVENINS CREEK, S. (YEGUA 5TH) 457 TYLER OIL 26148 BP SITTIN ON GO 89324850 THEUVENINS CREEK (YEGUA 5TH) 457 TYLER OIL 25758 BP 16 TONS 83857250 SIXTEEN TONS (WILCOX A-3) 457 TYLER OIL 25861 CAT'S BACK-RICE 26064900 DRAKES BRANCH, W. (YEGUA A-1) 457 TYLER OIL 26039 COLEMAN BIG RIVER 68304200 PADGETT (YEGUA 5 SAND) 373 POLK OIL 25816 MILLS BENNETT 68304500 PADGETT (YEGUA Y-3) 373 POLK OIL 25581 MILLS BENNETT 68304200 PADGETT (YEGUA 5 SAND) 373 POLK OIL 26219 PADGETT SWD 68304500 PADGETT (YEGUA Y-3) 373 POLK OIL 26147 PRIMAVERA GET RHYTHM 69580500 PATRICIA RAY, EAST (1ST YEGUA) 373 POLK OIL 26146 WEST GET RHYTHM 69580500 PATRICIA RAY, EAST (1ST YEGUA) 373 POLK GAS 270861 BLACK STONE BIG KAHUNA 96558250 WEST SKILLERN (JAZZ SD) 457 TYLER GAS 257130 BP AMERICA A-62 89324500 THEUVENINS CREEK (WILCOX G SAND) 457 TYLER GAS 257205 BP AMERICA A-62 00006001 WILDCAT 457 TYLER GAS 264527 BP CAT'S BACK 26064400 DRAKES BRANCH, W.(COCKFIELD 7TH) 457 TYLER GAS 265476 BP CATS BACK 26064950 DRAKES BRANCH, W. (YEGUA Y-3) 457 TYLER GAS 271508 BP GOOD 89324475 THEUVENINS CREEK (YEGUA 6350) 457 TYLER GAS 271290 BP HONKY TONKIN 89352400 THEUVENINS CREEK, S. (YEGUA 3-A) 457 TYLER GAS 270664 BP JR 89352800 THEUVENINS CREEK, S. (YEGUA 5TH) 457 TYLER GAS 271175 BP SITTIN ON GO 89324450 THEUVENINS CREEK (YEGUA 5700) 457 TYLER GAS 262996 BP 16 TONS 83857500 SIXTEEN TONS (YEGUA Y-1A) 457 TYLER GAS 247540 DAVIS BINTLIFF 84600500 SOMOS TRES (FRIO 14000) 039 BRAZORIA GAS 085808 RICE INSTITUTE 41476780 HILLISTER, EAST (WILCOX 8900) 457 TYLER GAS 271291 RICE SURPRISE 41476883 HILLISTER, EAST (Y-2) 457 TYLER GAS 268304 RONEL TOUCHING CREEK 41476883 HILLISTER, EAST (Y-2) 457 TYLER



03 206081 DAVIS SOUTHERN OPERATING CO LLC GAS 265710 THE REAL DEAL 14725600 CALEB (YEGUA Y-2) 457 TYLER GAS 265001 WHEAT-BIG KAHUNA 96558250 WEST SKILLERN (JAZZ SD) 457 TYLER 03 206865 DAVIS, WALTER V. OIL 05972 FLOYD ESTATE -A- 10229001 BOLING 481 WHARTON OIL 10726 WOLFE, LOUIS H. 54700166 LONG POINT (FRIO) 157 FORT BEND 03 208964 DEASON OIL & GAS INTERESTS OIL 21381 MOUND PRAIRIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 209347 DECKER OPERATING CO., L.L.C. OIL 26251 SHELDON UNIT 38274666 HALLIDAY (WOODBINE) 313 MADISON GAS 206907 BATTLE UNIT NO. 1 53919200 LISSIE, SOUTH (FRIO 4350) 157 FORT BEND GAS 218132 BERNARD, HVALINKA 07307300 BERNARD, W. (COOK MT. 7800) 481 WHARTON GAS 263410 BOETCHER 43617700 HUNGERFORD, N. (3300) 157 FORT BEND GAS 204728 CALLAWAY 43617500 HUNGERFORD, NORTH (3050) 481 WHARTON GAS 262242 HLAVINKA GAS UNIT 43617736 HUNGERFORD, N. (4225) 481 WHARTON GAS 244600 MACHA G.U. NO.2 57959333 MARY MACHA (FRIO) 481 WHARTON GAS 192299 MANGUM 43617770 HUNGERFORD, NORTH (5000) 481 WHARTON GAS 250488 SORREL, GORDON 84883300 SPANISH CAMP (SORREL SAND) 481 WHARTON 03 209460 DEE-JAY EXPLORATION COMPANY OIL 16274 HOUGHTON, ANN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 209651 DEEP ROCK RESOURCES, INC. OIL 25114 FLOWERS FOUNDATION 04022594 ASHBY (MCDONALD) 321 MATAGORDA GAS 271092 FLOWERS FOUNDATION 04022858 ASHBY (9000) 321 MATAGORDA GAS 197147 FLOWERS FOUNDATION 04022858 ASHBY (9000) 321 MATAGORDA GAS 213863 TRULL, R. B. ET AL 04022858 ASHBY (9000) 321 MATAGORDA GAS 176426 TRULL, R. B. ET AL 04022330 ASHBY (FRIO, LOWER) 321 MATAGORDA GAS 170085 TRULL, R. B. ET AL 04022726 ASHBY (SIMPSON) 321 MATAGORDA GAS 250660 TRULL, R.B. ET AL 04022740 ASHBY (8550 SAND) 321 MATAGORDA GAS 200682 ZINGARA 23918210 DEEP ROCK RESOURCES (GLEN ROSE) 185 GRIMES GAS 256453 ZINGARA 44640275 IOLA (GEORGETOWN) 185 GRIMES 03 211950 DELCO OPERATING COMPANY LP OIL 25521 MARMION 67016300 OLD OCEAN, NE. (8800 FRIO) 039 BRAZORIA OIL 01124 SMITH, T. L. 22898666 DAMON MOUND, EAST (FLT BLK 1) 039 BRAZORIA GAS 196210 MARMION 67016500 OLD OCEAN, NE. (10800) 039 BRAZORIA GAS 211988 MARMION 67016500 OLD OCEAN, NE. (10800) 039 BRAZORIA 03 213140 DELOACH VACUUM SERVICE OIL 10741 TAYLOR, ELSIE -A- 43381001 HULL 291 LIBERTY 03 213559 DELTA EXPLORATION COMPANY, INC. OIL 21107 FERTITTA 38693001 HANKAMER 291 LIBERTY 03 214093 DELTEX MINERALS INC. OIL 11302 CHAMPION PAPER CO 35110500 GIST, SOUTH (FRIO 7320) 351 NEWTON OIL 09198 CHAMPION PAPER CO. 65953200 NORIAN (EY-1) 351 NEWTON OIL 09899 KIRBY ARCO 08841500 BLEAKWOOD (WILCOX -A-) 351 NEWTON 03 215343 DENBURY ONSHORE, LLC OIL 06236 ACOM 30822870 FIG RIDGE (SEABREEZE) 071 CHAMBERS OIL 24784 ACOM -A- 97738860 WILLOW SLOUGH,N.(NODOSARIA 9500) 071 CHAMBERS OIL 22946 ACOM, O. H. 81851001 SEABREEZE 071 CHAMBERS OIL 24134 ALENIUS-CHISOLM 00006001 WILDCAT 339 MONTGOMERY OIL 24660 ALEXANDER, O.L. 20211001 CONROE 339 MONTGOMERY OIL 05610 BLOUNT, C. H., ETUX 39598001 HASTINGS, EAST 167 GALVESTON OIL 04099 BOOTH, F. I., ETAL -A- 89525001 THOMPSON 157 FORT BEND



03 215343 DENBURY ONSHORE, LLC OIL 04100 BOOTH, T. R. 89525001 THOMPSON 157 FORT BEND OIL 11659 CONROE FIELD UNIT 20211001 CONROE 339 MONTGOMERY OIL 25828 DAVIS, J. H. P. 89525001 THOMPSON 157 FORT BEND OIL 04625 DAVIS, J. H. P. ESTATE 89531333 THOMPSON, SE. (FRIO) 157 FORT BEND OIL 04154 DAVIS, J.H.P. 89530001 THOMPSON, SOUTH 157 FORT BEND OIL 24599 DOBBINS, C L 20211087 CONROE (CONS. U) 339 MONTGOMERY OIL 04102 EDWARDS & RIGGINS 89525001 THOMPSON 157 FORT BEND OIL 05614 FORD, H. H. R/A -A- 39598001 HASTINGS, EAST 039 BRAZORIA OIL 04111 GEORGE, A. P. 89525001 THOMPSON 157 FORT BEND OIL 04110 GEORGE, A. P. -A- 89525001 THOMPSON 157 FORT BEND OIL 07055 GUBBELS-HAMERSTROM UNIT 89525899 THOMPSON (VICKSBURG SEG 4) 157 FORT BEND OIL 21284 GUBBELS-HAMERSTROM UNIT 89525900 THOMPSON (VICKSBURG SEG 5) 157 FORT BEND OIL 04159 GUBBELS, F. ETAL 89525868 THOMPSON (VICKSBURG) 157 FORT BEND OIL 04103 GUBBELS, F. ETAL 89525001 THOMPSON 157 FORT BEND OIL 06524 GUBBELS, M. ET AL -A- 89525899 THOMPSON (VICKSBURG SEG 4) 157 FORT BEND OIL 04104 GUBBELS, M. ETAL -A- 89525001 THOMPSON 157 FORT BEND OIL 04160 GUBBELS, M. ETAL -A- 89525868 THOMPSON (VICKSBURG) 157 FORT BEND OIL 04112 GUBBELS, MARY MRS. 89525001 THOMPSON 157 FORT BEND OIL 18527 GUBBLES, M. ETAL 89525868 THOMPSON (VICKSBURG) 157 FORT BEND OIL 25259 H.N. MOORE 20216001 CONROE, S. (WILCOX 1) 339 MONTGOMERY OIL 04105 HAMMERSTROM, A. 89525001 THOMPSON 157 FORT BEND OIL 24465 HEBERT & BROUSSARD -A- 97736001 WILLOW SLOUGH 071 CHAMBERS OIL 23197 JACKSON, FELIX ET AL 67947144 OYSTER BAYOU (FRIO 2, FB-3) 071 CHAMBERS OIL 25398 KEYSTONE MILLS 20211190 CONROE (MIDDLE WILCOX CONS.) 339 MONTGOMERY OIL 05615 KIDD, MARGARET 39598001 HASTINGS, EAST 039 BRAZORIA OIL 19799 LOCKWOOD & SHARP -A- 89530001 THOMPSON, SOUTH 157 FORT BEND OIL 04116 LOCKWOOD & SHARP -A- 89525001 THOMPSON 157 FORT BEND OIL 04118 LOCKWOOD & SHARP -B- 89525001 THOMPSON 157 FORT BEND OIL 04114 LOCKWOOD, H. P. 89525001 THOMPSON 157 FORT BEND OIL 10510 LOCKWOOD, H. P. SWD 89525001 THOMPSON 157 FORT BEND OIL 05616 MILLER, WM. J., ESTATE 39598001 HASTINGS, EAST 039 BRAZORIA OIL 23121 MOODY, E. 20211001 CONROE 339 MONTGOMERY OIL 24369 MOODY, E. 20211087 CONROE (CONS. U) 339 MONTGOMERY OIL 24294 MOODY, E. 20211085 CONROE (CONS. L) 339 MONTGOMERY OIL 04106 MYERS, A. E. 89525001 THOMPSON 157 FORT BEND OIL 24725 ORYX-SUN FEE 81851930 SEABREEZE (8600) 071 CHAMBERS OIL 25515 OYSTER BAYOU FIELD UNIT 67947001 OYSTER BAYOU 071 CHAMBERS OIL 01540 PIPKIN, S. W. -A- 30822870 FIG RIDGE (SEABREEZE) 071 CHAMBERS OIL 22390 RANDALL-WHITON MIOCENE UNIT 39597929 HASTINGS (M-14-A) 039 BRAZORIA OIL 24639 RHODES, W. S. 20211085 CONROE (CONS. L) 339 MONTGOMERY OIL 05618 SCHAEFER, ANNIE S. 39598001 HASTINGS, EAST 039 BRAZORIA OIL 23293 SEABREEZE LAND COMPANY 81851001 SEABREEZE 071 CHAMBERS OIL 23294 SMITH, CLARA 30822116 FIG RIDGE (F-2) 071 CHAMBERS OIL 24570 SMITH, CLARA C. 30822464 FIG RIDGE (FRIO SECOND) 071 CHAMBERS OIL 01542 SMITH, CLARA C. 30822870 FIG RIDGE (SEABREEZE) 071 CHAMBERS OIL 05619 SNEED, GILBERT 39598001 HASTINGS, EAST 039 BRAZORIA OIL 05620 SNEED, HATTIE 39598001 HASTINGS, EAST 039 BRAZORIA OIL 05621 SURFACE, J. W. 39598001 HASTINGS, EAST 039 BRAZORIA OIL 05622 SURFACE, R. O. 39598001 HASTINGS, EAST 039 BRAZORIA OIL 05623 TURNER, B. L. 39598001 HASTINGS, EAST 039 BRAZORIA



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03 216378 DEVON ENERGY PRODUCTION CO, L.P. GAS 142914 DOGGETT, WENDELL J. 71647280 PINEHURST (WILCOX CONS.) 339 MONTGOMERY GAS 146058 DOGGETT, WENDELL J. 71647280 PINEHURST (WILCOX CONS.) 339 MONTGOMERY GAS 111914 EVANS, FRANCES 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 099633 FANNIN, HERMAN UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 151981 FANNIN, HERMAN UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 030587 FANNIN, W. H. 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 134368 FANNIN, W. H. 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 150307 FUHLBERG, JAMES GAS UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 162186 HAGAN 71647280 PINEHURST (WILCOX CONS.) 339 MONTGOMERY GAS 169289 HAGAN 71647280 PINEHURST (WILCOX CONS.) 339 MONTGOMERY GAS 242448 HARRINGTON 83662800 SILVERSPOON (TEX SA1 SAND) 321 MATAGORDA GAS 075071 HICKMAN, J. P. 42713500 HORTENSE (WOODBINE) 373 POLK GAS 147773 HICKMAN, J. P. 42713500 HORTENSE (WOODBINE) 373 POLK GAS 148315 JACKSON, FERN Z. & ROY 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 150903 JOHNSON, JAMES F. 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 148154 JOHNSON, JAMES F. 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 140990 JOHNSTON, JAMES J. 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 055172 JONES, T. E. 82366500 SEVEN OAKS, N. (WOODBINE) 373 POLK GAS 127968 KAYSER 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 124689 KING, R. V. 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 217684 KING, R. V. 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 186125 KING, R. V. "A" 51421937 LAKE CREEK (WILCOX LOWER) 339 MONTGOMERY GAS 169696 KING, R. V. GU "B" 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 175099 KING, R. V. GU "B" 51421937 LAKE CREEK (WILCOX LOWER) 339 MONTGOMERY GAS 182880 KING, R. V. GU "B" 51421937 LAKE CREEK (WILCOX LOWER) 339 MONTGOMERY GAS 173926 KING, R. V. GU "B" 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 186502 KING, R. V. GU "B" 51421937 LAKE CREEK (WILCOX LOWER) 339 MONTGOMERY GAS 209621 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 185560 LAKE CREEK UNIT 51421937 LAKE CREEK (WILCOX LOWER) 339 MONTGOMERY GAS 222502 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 231709 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 180901 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 188165 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 174643 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 179770 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 170805 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 179039 LAKE CREEK UNIT 51421937 LAKE CREEK (WILCOX LOWER) 339 MONTGOMERY GAS 182523 LAKE CREEK UNIT 51421937 LAKE CREEK (WILCOX LOWER) 339 MONTGOMERY GAS 166575 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 180716 LAKE CREEK UNIT 51421937 LAKE CREEK (WILCOX LOWER) 339 MONTGOMERY GAS 181166 LAKE CREEK UNIT 51421937 LAKE CREEK (WILCOX LOWER) 339 MONTGOMERY GAS 166849 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 166898 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 166904 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 166905 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 168920 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 169430 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 169514 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 169657 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY GAS 169685 LAKE CREEK UNIT 51421935 LAKE CREEK (WILCOX CONSOLIDATED) 339 MONTGOMERY



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03 222020 DOGGY OIL CORP OIL 11495 VIEHMAN, GLADYS 01500500 ALGOA ORCHARD (8900) 167 GALVESTON 03 222023 DOGWOOD OPERATING COMPANY, INC. OIL 25517 ARCO FEE 57299755 MAPLE SLOUGH (UPPER WILCOX) 199 HARDIN OIL 25516 D J UNIT A 57299755 MAPLE SLOUGH (UPPER WILCOX) 199 HARDIN OIL 22085 DOTY-JACKSON 45409600 JACKSON-DOTY (YEGUA -T- SD.) 199 HARDIN OIL 07722 SEABERG, ROY 23604800 DAYTON, NORTH (5000 SAND) 291 LIBERTY GAS 172988 BARROW RANCH 00006001 WILDCAT 071 CHAMBERS GAS 169411 BARROW RANCH 97736960 WILLOW SLOUGH (13300) 071 CHAMBERS GAS 186608 BARROW RANCH 00006001 WILDCAT 071 CHAMBERS 03 222162 DOLBERRY ENERGY RESOURCES CORP. OIL 26037 PATTISON 12306001 BROOKSHIRE 473 WALLER GAS 188467 NEUGEBAUER-PATTISON SAND UNIT 12306001 BROOKSHIRE 473 WALLER 03 222258 DOME STRIPPER ENTERPRISES, INC. OIL 15282 OLCOTT, FRED P. 54700166 LONG POINT (FRIO) 157 FORT BEND 03 222282 DOMINION OKLAHOMA TEXAS E&P, INC GAS 177890 BRAZOS BLOCK 478-L 00006001 WILDCAT 321 MATAGORDA GAS 146961 S.T. 446-L SW 11612525 BRAZOS AREA 446-L SE-4 (DISC B) 321 MATAGORDA GAS 184681 STATE TRACT 485-L S/2 NE/4 58213685 MATAGORDA ISLAND BLK. 485-L (X) 321 MATAGORDA 03 222287 DOMINION OPERATING, LLC OIL 20939 HARTBURG 35106250 GIST (WALDEN) 351 NEWTON OIL 23028 HARTBURG 35106625 GIST (5600 FRIO) 351 NEWTON OIL 22380 REED, T.S. 15190001 CAMPTOWN 351 NEWTON GAS 144365 HARTBURG 15190125 CAMPTOWN (5200 FRIO) 351 NEWTON GAS 192221 HARTBURG 4 35106250 GIST (WALDEN) 351 NEWTON 03 222288 DOMINION PRODUCTION COMPANY, LLC GAS 196207 PIERCE RANCH 96728615 WHARTON, WEST (4700) 481 WHARTON 03 222289 DOME OPERATING LLC OIL 25296 ARRIOLA OAKVILLE 11789001 BRENHAM 015 AUSTIN 03 224474 DOROUGH, LEE OPERATIONS OIL 20565 CONDRA-PRESSLEY 59107750 MCCOY (WILCOX 9120-QUINN SD.) 291 LIBERTY OIL 19106 PRESSLEY/SLATEN 59107750 MCCOY (WILCOX 9120-QUINN SD.) 291 LIBERTY 03 224880 DOUBLE PLAY OIL & GAS, INC OIL 12869 WILBECK 71337001 PICKETT RIDGE 481 WHARTON 03 224997 DOUBLECHEK OPERATING OIL 08338 NAWROCKI, LOUIS, COMM. 17418400 CHENANGO (8500 -A- SD.) 039 BRAZORIA 03 227525 DOW CHEMICAL COMPANY, THE OIL 11376 BROCK 86526001 STRATTON RIDGE 039 BRAZORIA OIL 14753 DOW FEE 86526001 STRATTON RIDGE 039 BRAZORIA OIL 11287 STEVENS TRACT 86526001 STRATTON RIDGE 039 BRAZORIA 03 227655 DOYLE PRODUCTIONS, INC. GAS 088296 GALLAGHER 07887400 BIG HILL, NE. (MARG.) 245 JEFFERSON 03 228366 DRILLMAR ENERGY, INC. OIL 16117 LOCKHART BANK OIL UNIT #3 02115260 ALVIN, SOUTH (#39) 039 BRAZORIA OIL 25540 WADSWORTH 61054600 MIDFIELDS, S W (9150) 321 MATAGORDA GAS 123635 LOCKHART BANK UNIT NO 1 02115212 ALVIN, SOUTH (#38-A) 039 BRAZORIA GAS 169093 LOCKHART BANK UNIT NO. 1 02115572 ALVIN, SOUTH (#41) 039 BRAZORIA GAS 205354 LOCKHART BANK UNIT 1 02115104 ALVIN, SOUTH (#35) 039 BRAZORIA GAS 193445 LOCKHART BANK UNIT 1 02115208 ALVIN, SOUTH (#38) 039 BRAZORIA GAS 090401 LOCKHART BANK UNIT 2 02115832 ALVIN, SOUTH (#46) 039 BRAZORIA GAS 214584 WADSWORTH, A. H. 61054600 MIDFIELDS, S W (9150) 321 MATAGORDA



03 228485 DRISCOLL S.W.D. INC. GAS 112994 JIMMY PHILLIPS 19697315 COLLINS LAKE (FRIO 9350) 039 BRAZORIA 03 229352 DRUM OIL & GAS, INC. OIL 09583 BALDWIN, J. C., EST. 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 19485 CARTER QUINN 82143400 SEGNO, NORTH (YEGUA 5200) 373 POLK OIL 05733 CARTER-QUINN 82140624 SEGNO (YEGUA 5200) 373 POLK OIL 11516 CARTER-QUINN 82140001 SEGNO 373 POLK OIL 13417 CARTER-QUINN -A- 82140170 SEGNO (Y-6) 373 POLK OIL 12811 CARTER-QUINN A 82140624 SEGNO (YEGUA 5200) 373 POLK OIL 05374 DAVIS, WIRT, ESTATE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 16527 GULF CHAMBERS FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 02654 HARRISON, D. J. ETAL 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 21085 KEC EXPLORATION ET AL 82140572 SEGNO (YEGUA 5000) 373 POLK OIL 22418 KEC EXPLORATION ET AL "A" 82140120 SEGNO (Y-1-B) 373 POLK OIL 24020 KEC EXPLORATION ET AL "C" 82140572 SEGNO (YEGUA 5000) 373 POLK OIL 21766 MARRS MCLEAN 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 02684 MCGUIRE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 17238 MITCHELL, J. ESTATE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 02718 MITCHELL, J. M. 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 24154 ODUM FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 05913 SCHADE, D. A. 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 23895 SMDI/KEC EXPLORATION ET AL A 82140572 SEGNO (YEGUA 5000) 373 POLK OIL 19455 WALKER, M.K. ET AL 82140936 SEGNO (5070) 373 POLK OIL 25234 WIRT DAVIS 53498001 LIBERTY, SOUTH 291 LIBERTY 03 229760 DUDERSTADT, A. R. OIL 00517 HORTON UNIT 10229001 BOLING 481 WHARTON OIL 07386 MICK, A. C. 10229625 BOLING (IAGO) 481 WHARTON OIL 07387 MICK, A. D. 10229625 BOLING (IAGO) 481 WHARTON OIL 00534 UECKERT, C. J. 10229001 BOLING 481 WHARTON OIL 07384 UECKERT, C. J. 10229625 BOLING (IAGO) 481 WHARTON 03 232049 DUNCAN ENERGY LLC OIL 25505 ABSHIER 43381001 HULL 291 LIBERTY 03 232293 DUNCAN OIL, INC. GAS 259428 HARRIS 71025500 PEVETO (9600) 361 ORANGE GAS 265107 SOUTH TEXAS LAND, ET AL 42369332 HOLUB (5600) 481 WHARTON 03 232883 DUNE OPERATING COMPANY OIL 25676 A.M. WIETING 17915615 CHOCOLATE BAYOU (9060) 039 BRAZORIA OIL 10667 CULLEN, ET AL 19837001 COLUMBUS 089 COLORADO OIL 24058 CULLEN, H.R. ET AL 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO OIL 24056 HASTED, EMMA 'A' 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO OIL 07275 HASTEDT, EMMA 19837656 COLUMBUS (11-A) 089 COLORADO OIL 24057 HASTEDT, EMMA 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO OIL 24059 HASTEDT, EMMA 'B' 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO OIL 19244 HUFF "A" 41677250 HITCHCOCK, NE. (FRIO 9100) 167 GALVESTON OIL 24855 SCHENCK 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA OIL 25393 WIETING 17915300 CHOCOLATE BAYOU (ALIBEL STRAY) 039 BRAZORIA OIL 00679 WIETING, A. M. 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA OIL 10697 WIETING, A. M. 17915611 CHOCOLATE BAYOU (9020) 039 BRAZORIA OIL 00680 WILSON, R. K. -B- NCT-1 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA OIL 10716 WILSON, R. K. "B" NCT-1 17915611 CHOCOLATE BAYOU (9020) 039 BRAZORIA GAS 175095 CULLEN, H. R. ET AL 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO



03 232883 DUNE OPERATING COMPANY GAS 166592 CULLEN, H. R. ET AL 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO GAS 209812 CULLEN, H. R. ET AL 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO GAS 170916 CULLEN, H. R. ET AL 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO GAS 151060 EMMA HASTEDT "B" 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO GAS 174932 HASTEDT, EMMA 'B' 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO GAS 165910 HASTEDT, EMMA "B" 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO GAS 165912 HASTEDT, EMMA "B" 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO GAS 165917 HASTEDT, EMMA "B" 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO GAS 097060 HUFF "A" UNIT 41677250 HITCHCOCK, NE. (FRIO 9100) 167 GALVESTON GAS 267572 WIETING GAS UNIT 17915104 CHOCOLATE BAYOU ( BANFIELD) 039 BRAZORIA GAS 184074 WIETING, A. M. 17915104 CHOCOLATE BAYOU ( BANFIELD) 039 BRAZORIA GAS 156558 WIETING, A. M. 17915104 CHOCOLATE BAYOU ( BANFIELD) 039 BRAZORIA GAS 151457 WIETING, A. M. GAS UNIT 17915913 CHOCOLATE BAYOU (12,000-S) 039 BRAZORIA GAS 162719 WIETING, A. M. GAS UNIT O/A 17915390 CHOCOLATE BAYOU ( HO.FMS. UP) 039 BRAZORIA GAS 254238 WIETING, A.M. 17915913 CHOCOLATE BAYOU (12,000-S) 039 BRAZORIA GAS 071989 WIETING, A.M. GAS UNIT O/A 17915104 CHOCOLATE BAYOU ( BANFIELD) 039 BRAZORIA GAS 182397 WILSON, R. K. "B" 17915390 CHOCOLATE BAYOU ( HO.FMS. UP) 039 BRAZORIA GAS 186379 WILSON, R. K. "B" NCT-1 17915390 CHOCOLATE BAYOU ( HO.FMS. UP) 039 BRAZORIA 03 235945 DURANGO RESOURCES CORP. OIL 02785 KINGSBURY 54193550 LIVINGSTON (WILCOX) 373 POLK OIL 10962 SODAK 54193001 LIVINGSTON 373 POLK OIL 13694 WINSLOW, J. R. 88281500 TAMINA (CHASE SAND) 339 MONTGOMERY GAS 147215 KINGSBURY CO. HOLDING CORP. 54193918 LIVINGSTON (3100) 373 POLK GAS 134927 KINGSBURY CO. HOLDING CORP. 54193037 LIVINGSTON (FRIO 2550) 373 POLK GAS 170572 KINGSBURY CO.HOLDING CORP. 54193840 LIVINGSTON (1500) 373 POLK 03 237742 EARTHSTONE ENERGY,INC. GAS 213180 PIDCO 15101475 CAMP HULEN (MIDDLE FRIO SD.) 321 MATAGORDA 03 237916 DYNAMIC OFFSHORE RESOURCES, LLC OIL 11408 STATE TRACT 30-L 41228600 HIGH ISLAND BLK. 30-L (8985) 245 JEFFERSON GAS 251636 MF 106158 HI 31-L 41223500 HIGH ISLAND BLK. 30 (8700) 245 JEFFERSON GAS 251489 MF106158 HI ST 31-L 41228600 HIGH ISLAND BLK. 30-L (8985) 245 JEFFERSON GAS 249014 MF114921 HI 31-L 41228550 HIGH ISLAND BLK 30-L (9100) 245 JEFFERSON GAS 142144 S. T. 444-S UNIT 85727140 ST. TR. 444-S (CRIS 54-1B) 039 BRAZORIA GAS 142145 S. T. 444-S UNIT 85727151 ST. TR. 444-S (CRIS 54-5B) 039 BRAZORIA GAS 159837 S. T. 444-S UNIT 85727141 ST. TR. 444-S (CRIS 54-1C) 039 BRAZORIA GAS 174788 S. T. 444-S UNIT 85727140 ST. TR. 444-S (CRIS 54-1B) 039 BRAZORIA GAS 142527 S.T. 444-S UNIT 85727151 ST. TR. 444-S (CRIS 54-5B) 039 BRAZORIA GAS 147188 S.T. 444-S UNIT 85727144 ST. TR. 444-S (CRIS 54-4A) 039 BRAZORIA GAS 142245 S.T. 444-S UNIT 85727420 ST. TR. 444-S (ROB 43-1A) 039 BRAZORIA GAS 142246 S.T. 444-S UNIT 85727150 ST. TR. 444-S (CRIS 54-5A) 039 BRAZORIA GAS 188517 STATE TRACT 444-S UNIT 85727141 ST. TR. 444-S (CRIS 54-1C) 039 BRAZORIA GAS 186902 STATE TRACT 444-S UNIT 85727420 ST. TR. 444-S (ROB 43-1A) 039 BRAZORIA GAS 184671 STATE TRACT 444-S UNIT 85727420 ST. TR. 444-S (ROB 43-1A) 039 BRAZORIA 03 237926 DYNAMIC PRODUCTION, INC. OIL 13440 KAZMIR 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 15750 SCHULTZ UNIT 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS GAS 110517 ARMSTRONG GAS UNIT 71025500 PEVETO (9600) 361 ORANGE GAS 262253 DAVIS-LOCKE G.U. 47127015 JONES CREEK (DEEP WILCOX) 481 WHARTON GAS 182405 DUNCAN 26909475 DYNAMIC (WILCOX 12,500) 481 WHARTON GAS 215568 DUNCAN 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON



03 237926 DYNAMIC PRODUCTION, INC. GAS 180074 FORGASON 26909490 DYNAMIC (YEGUA 7200) 481 WHARTON GAS 263194 KOEHN UNIT 95940500 WEIMAR, S. (WILCOX 9500 CHANNEL) 089 COLORADO GAS 185228 MONAHAN 65227860 NEW TAITON (7215) 481 WHARTON GAS 088173 NOVAK GAS UNIT 88471500 TAVENER, EAST (7950) 157 FORT BEND GAS 167086 SCHMIDT 27807075 EGYPT (COOK MTN) 481 WHARTON GAS 205451 WYNN RANCH 69882760 PEACH CREEK (MIOCENE 3000) 481 WHARTON 03 238095 E&B NATURAL RESOURCES MGT CORP GAS 265005 CENTENNIAL UNIT 85201500 SPINDLETOP, SW (YEGUA UPPER) 245 JEFFERSON 03 238462 EAGLERIDGE OPERATING, LLC GAS 200111 PASTEKA 64795686 NEEDVILLE, NORTH (YEGUA EY-1) 157 FORT BEND GAS 183058 REEH 64795687 NEEDVILLE, NORTH (YEGUA EY-2) 157 FORT BEND GAS 179208 STAVINOHA, DENNIS ET AL 64795687 NEEDVILLE, NORTH (YEGUA EY-2) 157 FORT BEND 03 238482 E P C OIL & GAS, INC. OIL 14160 ANTHONY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18460 ARLEDGE 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 24535 EICHLER, M. 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 16199 GOLDEN-GETTER 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 18240 HANNES, JAMES 42493750 HOOKER CREEK (NAVARRO B) 287 LEE OIL 13347 HARTT UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 13151 HAVEMAN, LEO 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17700 HELMER, RICHARD 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 14672 HIGGASON MCGHEE 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 20097 KRAUSS, DONNA 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 15315 LOEHR-NIX UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17230 MARKERT 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 13909 MILBERGER-STRECKERT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 16240 NEAL 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 18366 PERRY, CLYDE 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 15942 RATJEN 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 18453 RUSSELL 17949001 CHRIESMAN 051 BURLESON OIL 17634 RUSSELL, KATHLINE 17949001 CHRIESMAN 051 BURLESON OIL 16302 SCHRADER, ANTONE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 19866 SWONKE, FLOYD 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18854 UNCLE DICK 42493500 HOOKER CREEK (NAVARRO A) 287 LEE GAS 143602 KRAUSE, CONNIE GAIL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 142140 KRAUSS, DONNA 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 113380 LANDOLT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 199996 MIKULIN 42493500 HOOKER CREEK (NAVARRO A) 287 LEE GAS 143888 PESCHKE, J. M. O. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 144289 ROITSCH, E. M. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 142141 ROITSCH, ROGER 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 142142 ROITSCH, ROGER 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 122101 SANTA FE DAVIS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 142139 STANCIK, JANICE KAY 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 117585 WHITEHEAD, JOINER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON 03 238710 EAGLE ROCK OPERATING COMPANY,LLC GAS 172687 HEBERT-BROUSSARD -B- 37456435 GUM ISLAND, N. (FRIO 9190) 245 JEFFERSON 03 238981 EAST TEXAS PRODUCTION MGT. INC OIL 11326 SO. TEX. DEV. -A- 20211001 CONROE 339 MONTGOMERY 03 239193 EASTERN OIL CORPORATION



03 239193 EASTERN OIL CORPORATION OIL 16213 HIBBERT 81178625 SATSUMA (7100 SAND) 201 HARRIS OIL 20425 HIBBERT ET AL 81178450 SATSUMA (6850) 201 HARRIS OIL 16342 HIBBERT ET AL 81178400 SATSUMA (6800) 201 HARRIS 03 239237 EASTEX INJECTION, INC. GAS 113093 POKLUDA 26230500 DUBINA, W. (OAKVILLE 500) 089 COLORADO GAS 113095 RAINOSEK 26230500 DUBINA, W. (OAKVILLE 500) 149 FAYETTE 03 243585 EDP MANAGEMENT COMPANY OIL 02651 OBRIEN -E- 53498001 LIBERTY, SOUTH 291 LIBERTY 03 245867 M. E. OPERATING OIL 15878 PIERCE-HEFFELFINGER 08873910 BLESSING, N. (9850 B) 321 MATAGORDA OIL 15462 REITZ, E.E. 27931710 EL CAMPO, WEST (MARG. 5100) 481 WHARTON 03 246565 ELAND ENERGY, INC. OIL 18206 ARCO DONAHO 00550750 ADA CALL, E. (Y-6) 351 NEWTON OIL 25372 ARCO-DONAHO 00542500 ADA CALL (Y-5) 351 NEWTON 03 247836 ELLIOTT OIL & GAS OPERATING CO. OIL 25654 A. SCHROEDER 08862300 BLEIBLERVILLE (WILCOX 9200) 015 AUSTIN OIL 23174 ANDRAU 17915390 CHOCOLATE BAYOU ( HO.FMS. UP) 039 BRAZORIA OIL 24832 BLACK STONE IVORY 17915223 CHOCOLATE BAYOU (FRIO, FIRST) 039 BRAZORIA OIL 25731 BLACK STONE IVORY 00006001 WILDCAT 039 BRAZORIA OIL 11004 BORSODI 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA OIL 22408 COZBY 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA OIL 25850 COZBY 17915026 CHOCOLATE BAYOU ( ALIBEL) 039 BRAZORIA OIL 25745 ELLIOTT 03474001 ARCOLA 039 BRAZORIA OIL 22686 GRUBBS 17915223 CHOCOLATE BAYOU (FRIO, FIRST) 039 BRAZORIA OIL 23461 GRUBBS 17915001 CHOCOLATE BAYOU 039 BRAZORIA OIL 11477 GRUBBS 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA OIL 00102 HARRIS, W.C. ET AL 03474001 ARCOLA 039 BRAZORIA OIL 11253 HOUSTON -A- 17915001 CHOCOLATE BAYOU 039 BRAZORIA OIL 25657 HOUSTON "A" 17915390 CHOCOLATE BAYOU ( HO.FMS. UP) 039 BRAZORIA OIL 23056 HOUSTON "M" 17917250 CHOCOLATE BAYOU, N. (SCHENCK) 039 BRAZORIA OIL 23937 HUFFMAN, V. S. 03474568 ARCOLA (7320) 039 BRAZORIA OIL 25722 I.P. FARMS "C" 17915338 CHOCOLATE BAYOU (GRUBBS SAND) 039 BRAZORIA OIL 24838 KEELAND 00006001 WILDCAT 471 WALKER OIL 21726 MCKELVY 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA OIL 25817 MONROE KOCH GAS UNIT 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN OIL 12443 PRICE, J. 03474001 ARCOLA 039 BRAZORIA OIL 24473 PRICE, J. E. 03474001 ARCOLA 039 BRAZORIA OIL 19014 PRICE, J.E. 03474710 ARCOLA (7400 FRIO) 039 BRAZORIA OIL 25706 THESS 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA OIL 25598 TRI-WALLINDER 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA OIL 18585 TRIANGLE DEVELOPMENT 17915223 CHOCOLATE BAYOU (FRIO, FIRST) 039 BRAZORIA OIL 23743 TRUKSA 17915223 CHOCOLATE BAYOU (FRIO, FIRST) 039 BRAZORIA OIL 24735 WITMER-PRICE 03474001 ARCOLA 039 BRAZORIA GAS 175826 ANDRAU 17915260 CHOCOLATE BAYOU ( FRIO P) 039 BRAZORIA GAS 160813 ANDRAU 17917300 CHOCOLATE BAYOU, N. (10100) 039 BRAZORIA GAS 160564 ANDRAU 17917275 CHOCOLATE BAYOU, N. (9700) 039 BRAZORIA GAS 157295 ANDRAU 17915052 CHOCOLATE BAYOU (ANDRAU) 039 BRAZORIA GAS 129593 BAHR 07100700 BENDER, NE (WILCOX 9550) 339 MONTGOMERY GAS 259703 BLACK STONE 00006001 WILDCAT 039 BRAZORIA GAS 249165 BLACK STONE IVORY 17915572 CHOCOLATE BAYOU ( WIETING LO.) 039 BRAZORIA



03 247836 ELLIOTT OIL & GAS OPERATING CO. GAS 211194 BLACK STONE IVORY 17920666 CHOCOLATE BAYOU, S. (SCHENCK) 039 BRAZORIA GAS 206987 BLACK STONE IVORY 17917120 CHOCOLATE BAYOU,N.(ANDRAU STRAY) 039 BRAZORIA GAS 228848 BLACK STONE IVORY 17915837 CHOCOLATE BAYOU (11050) 039 BRAZORIA GAS 256336 BLACK STONE IVORY EE 17915837 CHOCOLATE BAYOU (11050) 039 BRAZORIA GAS 050996 BLAUW-RUIDENGA 86429026 STOWELL (CRAWFORD U-1) 245 JEFFERSON GAS 074517 BLAUW-RUIDENGA UNIT 86429130 STOWELL (ENGLIN-MARG) 245 JEFFERSON GAS 250576 BLAUW-RUIDENGA UNIT 86429130 STOWELL (ENGLIN-MARG) 245 JEFFERSON GAS 157663 BROUSSARD 57660750 MARRS MCLEAN (MCLEAN) 245 JEFFERSON GAS 195798 BROWDER "C" 67060375 OLD WAVERLY (WILCOX 11,620) 407 SAN JACINTO GAS 149365 BROWDER "C" 67060333 OLD WAVERLY (WILCOX 11,500) 407 SAN JACINTO GAS 004918 CLINTON, L. B. 02045852 ALTAIR (WILCOX 10,200) 089 COLORADO GAS 251302 COZBY 17915390 CHOCOLATE BAYOU ( HO.FMS. UP) 039 BRAZORIA GAS 169068 COZBY 17915442 CHOCOLATE BAYOU( HO.FMS. VI-A-Z) 039 BRAZORIA GAS 197826 DAVIS 08862350 BLEIBLERVILLE (WILCOX 9540) 015 AUSTIN GAS 162569 DE WITT GAS UNIT 38644666 HAMSHIRE, WEST (NODOSARIA) 245 JEFFERSON GAS 181539 FARMS, I. P. 17917360 CHOCOLATE BAYOU, N. (10400) 039 BRAZORIA GAS 168629 FARMS, I. P. 17920940 CHOCOLATE BAYOU, S. (12900 FRIO) 039 BRAZORIA GAS 166128 FARMS, I. P. 17915052 CHOCOLATE BAYOU (ANDRAU) 039 BRAZORIA GAS 155624 FARMS, I. P. 17915052 CHOCOLATE BAYOU (ANDRAU) 039 BRAZORIA GAS 155623 FARMS, I. P. 17915040 CHOCOLATE BAYOU (ANAMOLINA) 039 BRAZORIA GAS 152689 FARMS, I. P. 17915052 CHOCOLATE BAYOU (ANDRAU) 039 BRAZORIA GAS 177620 FARMS, I. P. "C" 17915390 CHOCOLATE BAYOU ( HO.FMS. UP) 039 BRAZORIA GAS 171305 FARMS, I. P.-KANDELLY 17915040 CHOCOLATE BAYOU (ANAMOLINA) 039 BRAZORIA GAS 161224 FARMS, I.P. "C" 17917120 CHOCOLATE BAYOU,N.(ANDRAU STRAY) 039 BRAZORIA GAS 005567 GEWIL 17915598 CHOCOLATE BAYOU ( WIETING UP.) 039 BRAZORIA GAS 235127 GRIFFITH 86429364 STOWELL (HACKBERRY 10,100) 245 JEFFERSON GAS 155416 HOUSTON "CC" 17915052 CHOCOLATE BAYOU (ANDRAU) 039 BRAZORIA GAS 150500 HOUSTON "M" 17919700 CHOCOLATE BAYOU, NE. (9910) 039 BRAZORIA GAS 176623 HOUSTON FARMS DEV. 17915390 CHOCOLATE BAYOU ( HO.FMS. UP) 039 BRAZORIA GAS 158232 I. P. FARMS PA 17917010 CHOCOLATE BAYOU, N. (ANDRAU) 039 BRAZORIA GAS 153668 IP FARMS (M) 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA GAS 242363 KAHLA-JONES 98085825 WINNIE, N. (MIOCENE 6600) 071 CHAMBERS GAS 120769 KOLLMAN CHARLES F. 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO GAS 201789 LAUREN 72398775 PORT ARTHUR (HACKBERRY) 245 JEFFERSON GAS 156905 MCLEAN, MARRS 38644666 HAMSHIRE, WEST (NODOSARIA) 245 JEFFERSON GAS 211427 MOORE-PAYNE 67046333 OLD WASHINGTON (HENRY -A- SAND) 477 WASHINGTON GAS 118246 PRICE, J. E. 03474790 ARCOLA (7700 FRIO) 039 BRAZORIA GAS 197482 RUBEL 81037500 SARAH WHITE (FRIO 11700) 167 GALVESTON GAS 172789 SCHROEDER, A. 08862350 BLEIBLERVILLE (WILCOX 9540) 015 AUSTIN GAS 180254 SCHROEDER, E. 08862350 BLEIBLERVILLE (WILCOX 9540) 015 AUSTIN GAS 210910 SCHULZ-MUENCH 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN GAS 215608 TAIT 88160250 TAIT (WILCOX 9,900) 089 COLORADO GAS 148529 TAIT, R.A. ET AL 02045860 ALTAIR (WILCOX 10,200, N.) 089 COLORADO GAS 192497 TITAN 08862800 BLEIBLERVILLE (11000 WILCOX) 015 AUSTIN GAS 140615 TRI-WALLINDER 17917010 CHOCOLATE BAYOU, N. (ANDRAU) 039 BRAZORIA GAS 175126 TRIANGLE DEVELOPMENT CO. 17917360 CHOCOLATE BAYOU, N. (10400) 039 BRAZORIA GAS 006476 WEISSE, E., ET AL UNIT 1 38644666 HAMSHIRE, WEST (NODOSARIA) 245 JEFFERSON 03 247838 ELLIOTT OIL COMPANY, L.P. OIL 24261 FARMS, I. P. 17915364 CHOCOLATE BAYOU ( HARRIS) 039 BRAZORIA OIL 21014 FARMS, I. P. 17920907 CHOCOLATE BAYOU, S. (10700 FRIO) 039 BRAZORIA



03 247838 ELLIOTT OIL COMPANY, L.P. OIL 08119 GARDINER 17921500 CHOCOLATE BAYOU,SE.(WEITING,LO.) 039 BRAZORIA OIL 23978 I.P. FARMS STAN A 17915182 CHOCOLATE BAYOU ( FREEMAN) 039 BRAZORIA GAS 005596 AL (ALLEN) 17915052 CHOCOLATE BAYOU (ANDRAU) 039 BRAZORIA GAS 148358 BANFIELD 17915182 CHOCOLATE BAYOU ( FREEMAN) 039 BRAZORIA GAS 180146 DAVIS 08862600 BLEIBLERVILLE (10,070) 015 AUSTIN GAS 061986 DEVILLIER UNIT 24433500 DEVILLIER (VICKSBURG) 071 CHAMBERS GAS 063336 DEVILLIER, O. C. 24433500 DEVILLIER (VICKSBURG) 071 CHAMBERS GAS 175612 HOUSTON "FF" 17920933 CHOCOLATE BAYOU, S. (12600 FRIO) 039 BRAZORIA GAS 163152 HSR E. COOPER 24433500 DEVILLIER (VICKSBURG) 071 CHAMBERS GAS 171899 HSR E. COOPER NO. 1 24433225 DEVILLIER (LOX B) 071 CHAMBERS 03 250920 EMBRY SOLUTIONS, INC. OIL 11436 FLOYD, T. H. 38281500 HALLIDAY, SE. (LEWISVILLE 8700) 313 MADISON OIL 11402 1ST. NATL. BANK OF MARSHALL,TR.3 38281500 HALLIDAY, SE. (LEWISVILLE 8700) 313 MADISON 03 250964 EMERALD OIL & GAS LC GAS 066101 HOLMES 89824500 THURSDAY (WOODBINE) 455 TRINITY 03 250967 EMERALD GATHER AND TRANS, LLC GAS 208232 GALVESTON 215 33839500 GALVESTON 220-L (5790) 167 GALVESTON 03 251691 ENCANA OIL & GAS(USA) INC. OIL 25875 CLYDE WILLIAMS UNIT 56599500 MADISONVILLE, W. (WOODBINE -A-) 395 ROBERTSON OIL 25729 GRESHAM TRUST 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25901 JOHN GRESHAM UNIT 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 26217 LORAINE MCMURREY TRUST 56599500 MADISONVILLE, W. (WOODBINE -A-) 395 ROBERTSON 03 251726 ENDEAVOR ENERGY RESOURCES L.P. OIL 21822 ALTIMORE-SCARMARDO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22086 BARRERA 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 14469 BASHARA, SAM 81063001 SARATOGA, WEST 199 HARDIN OIL 25019 BIG RIVER 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 18502 BOWSER 14710660 CALDWELL (GEORGETOWN) 051 BURLESON OIL 21396 BROWN, R. 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 14356 CALVIN, T.L. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14787 CLARA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13634 DUCKWORTH 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 24405 FALKENBERG "C" -2- 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21938 LAPAGLIA 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22906 MAHAFFEY 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 20531 MCKINNEY, J.D. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21900 MCVEY, L.B. 38274333 HALLIDAY (AUSTIN CHALK) 313 MADISON OIL 12834 PILLOW, CURTIS 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 25018 REED-NEWBERRY 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25020 REED-NEWBERRY "A" 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 19913 RIBARDO-RIBARDO UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 15165 SNOW, M.B. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 16367 SPRINGER, J.W. 23752600 DEANVILLE, S. (PECAN CAP) 051 BURLESON OIL 13528 SPRINGER, JOHN W. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13728 SPRUILL-HAVENS 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 16615 SUN-BASHARA 81063001 SARATOGA, WEST 199 HARDIN OIL 03613 SUN-BASHARA 81057001 SARATOGA 199 HARDIN OIL 13636 WEICHERT, THEODORE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 161671 FALKENBERG "C" -2- 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 095120 RABEL GAS UNIT NO. 1 74097475 RABEL (7600) 089 COLORADO



03 251729 ENDEAVOR NATURAL GAS, LP GAS 254882 DUCROZ, JAMES L. 21309460 COWTRAP (MIOCENE 5530) 039 BRAZORIA GAS 254881 DUCROZ, JAMES L. 21309496 COWTRAP (MIOCENE 6200) 039 BRAZORIA GAS 154611 SCRAM 73293916 PROVIDENT CITY (4100) 481 WHARTON 03 251868 ENERGY CORPORATION OF AMERICA OIL 24684 MOORE "A" 11618495 BRAZOS BEND (YEGUA) 157 FORT BEND GAS 191424 CORTEZ, PAUL 06513075 BEASLEY, N. (COOK MTN) 157 FORT BEND GAS 215318 F.A.S.H. DEEP 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 214656 F.A.S.H. DEEP "A" 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 247835 FASH DEEP 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 226909 FOSTER FARMS DEEP 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 196848 FOSTER FARMS DEEP 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 236352 MOORE DEEP 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 188548 STADE, EDWIN 06513600 BEASLEY, N. (WILCOX 13,400) 157 FORT BEND 03 251869 ENERGY & EXPL. PRTNRS OPER., LP OIL 25873 BULLARD, WC 38274666 HALLIDAY (WOODBINE) 313 MADISON OIL 25792 CENTER RANCH A 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25735 MCVEY UNIT A 38274666 HALLIDAY (WOODBINE) 313 MADISON OIL 25730 THEISS A 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON GAS 197648 RASCO, G. D. 50424800 KURTEN (SUB-CLARKSVILLE) 313 MADISON GAS 165234 RASCO, G. D. & ANNIE 50424800 KURTEN (SUB-CLARKSVILLE) 313 MADISON GAS 128000 RASCO, G. D. & ANNIE 50424800 KURTEN (SUB-CLARKSVILLE) 313 MADISON GAS 095037 RASCO, G.D. 50424800 KURTEN (SUB-CLARKSVILLE) 313 MADISON 03 251881 ENCO RESOURCES INC. OIL 07286 BALDWIN, J. C., FEE A/C 2 53498001 LIBERTY, SOUTH 291 LIBERTY 03 251882 ENERGY OIL & GAS CORPORATION OIL 05039 BINGHAM, MARY P. ETAL 17418200 CHENANGO (8100 FRIO) 039 BRAZORIA 03 251902 ENCORE ENERGY, INC. OIL 24227 BLACKSTONE 41476208 HILLISTER, E. (COCKFIELD FIFTH) 457 TYLER OIL 02147 HODGE, E. J. 41476208 HILLISTER, E. (COCKFIELD FIFTH) 457 TYLER OIL 02135 KIRBY LBR. CORP. TR. 87-A 41476001 HILLISTER, EAST 457 TYLER OIL 02151 KIRBY LBR. CORP. TRACT 87-A 41476208 HILLISTER, E. (COCKFIELD FIFTH) 457 TYLER 03 252057 EVEREST RESOURCE COMPANY OIL 14269 HOFFMAN HEIRS 64316800 NADA, S.E. (YEGUA 6150) 089 COLORADO OIL 15362 HOMER JORDAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16123 SIMMANG, DOROTHY ET AL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE GAS 231765 ARABIAN 12893225 BUCK SNAG (FRIO 3800) 089 COLORADO GAS 232416 BAPTIST 64310500 NADA (FRIO 3970) 089 COLORADO GAS 211970 DANKLEFS 64318850 NADA, W. (FRIO 4400) 089 COLORADO GAS 211969 DANKLEFS 64318750 NADA, W. (FRIO 3850) 089 COLORADO GAS 219707 GOLD 64310450 NADA (FRIO 3650) 089 COLORADO GAS 219706 GOLD 64318850 NADA, W. (FRIO 4400) 089 COLORADO GAS 234173 GOLD 64310850 NADA (WILCOX 9700 FB 3) 089 COLORADO GAS 249843 JOKI 41492500 HILLJE, N. (5050) 481 WHARTON GAS 224956 MCKINLEY 97240500 WIED (RHINEHART A SAND) 089 COLORADO GAS 265551 MCKINLEY 97240500 WIED (RHINEHART A SAND) 089 COLORADO GAS 086496 MCLANE TEXAS TRUST 78146430 ROOT (2170) 089 COLORADO GAS 071061 WHITNELL, MARJORIE 81462100 SCHIURRING (2250) 089 COLORADO 03 252058 ENERQUEST OPERATING L.L.C. GAS 032717 FORREST, W. M., JR. -B- 32156781 FORT TRINIDAD (GLEN ROSE -E-) 313 MADISON GAS 006237 FORREST, W. M., JR. A/C #1 32156781 FORT TRINIDAD (GLEN ROSE -E-) 313 MADISON



03 252058 ENERQUEST OPERATING L.L.C. GAS 032719 FORREST, W. M., JR. A/C #1 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 313 MADISON GAS 032735 FT. TRINIDAD GAS UNIT #1 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 313 MADISON GAS 032736 FT. TRINIDAD GAS UNIT NO. 2 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 313 MADISON 03 252131 ENERVEST OPERATING, L.L.C. OIL 22968 A&M EASTERWOOD 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23239 A&M EASTERWOOD 50424500 KURTEN (BUDA) 041 BRAZOS OIL 23457 AFFIRMED UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22464 AIRPORT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22405 AKIN-FOXFIRE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 15257 AKIN, J.M. 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 18147 AMY "T" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23463 ANGIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18019 ANNE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17783 AUGUST 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22101 BABB-DRAWE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21213 BACA-KARISCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23449 BAIN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17489 BALCAR 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22457 BAMSCH, O.L. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14336 BARKER-CLEMENTS OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22574 BARNES 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 26280 BARRETT-MARKS 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 19702 BARTON 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23379 BATES, GARTH NO. 2RE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23285 BATES, GARTH NO. 4RE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22044 BATEY-PIWONKA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22264 BATLA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14158 BAUER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16470 BECK 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21341 BELOTA-KARISCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19763 BEN UNIT 07728600 BIG -A- TAYLOR 287 LEE OIL 23812 BERGER-PORTERFIELD 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 21523 BERGER-PORTERFIELD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 18291 BERNDT, B. 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 23135 BESS RE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16575 BETHANY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18936 BETTY SUE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21720 BEULAH GOEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22171 BIENSKI-PORTERFIELD UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 17369 BING UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22725 BISETT, DON 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15459 BLUEBONNET UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21462 BOHOT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21526 BOHOT-BOHOT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21731 BOHOT-DIVIN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23001 BONZAI UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22242 BORGSTEDT-OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 26258 BOWEN RANCH CO-OP UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13108 BOWEN, ANNIS H. 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22200 BOWERS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE



03 252131 ENERVEST OPERATING, L.L.C. OIL 22074 BRAZOS COAL LTD. - TERRY "C"UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23791 BRAZOS COAL LTD.-TERRY "B" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22589 BRENDA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22077 BROESCHE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22848 BROOKS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22207 BROTHERS OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22437 BROUSSARD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 15565 BROWN UNIT 34733600 GIDDINGS (BUDA) 287 LEE OIL 22139 BROWN-MORGAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21732 BULLARD-LEHMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14099 BURTTSCHELL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21964 BUSCHA-ARMSTRONG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23299 BUSCHA-HEMPEL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24080 BUSH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23976 BUSH-STASNY UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 23838 BUSH-STETZ 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 21469 BUSH-WARREN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21753 C. F. GOEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23069 CAIN UNIT "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19802 CAMERON 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22444 CAMERON-MAMIE UNIT NO. 1 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15682 CANNON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23903 CANNON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 22356 CARMEAN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23288 CASTLEMAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22290 CATHERINE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21894 CEDAR CREEK "A" AMARADO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25506 CEDAR CREEK "B" AMARADO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22620 CEDAR CREEK "E" AMARADO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22591 CEDAR CREEK "F" AMARADO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 11832 CHAPPLE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22955 CHARLOTTE "H" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22428 CHESTER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23070 CHIEF UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13687 CLEOPATRA UNIT I 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22456 CLIFFHANGER OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23340 COCHISE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17867 COFFIELD-OSAGE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13601 COLLINS, MYRTLE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22943 CONAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13954 COOKS POINT UNIT NO. 2 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13754 COOKS POINT UNIT NO. 5 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13828 COOKS POINT UNIT NO. 6 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14089 COOKS POINT UNIT NO. 8 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18719 COOKS POINT UNIT 11 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22795 CORAL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24054 CORNELIA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22312 COZY CORNER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22116 CRAWFORD OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23386 CRAZY HORSE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 252131 ENERVEST OPERATING, L.L.C. OIL 21161 CRUSE-LEHMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20918 CRUSE, ALFRIEDA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22514 DALBOSCO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 14283 DAMIANI 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18327 DANIEL "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22481 DANSBY TRUST 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21636 DANSBY-WHEELER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 14181 DEAN EQUIPMENT COMPANY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16158 DELLA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15322 DIETZ OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21820 DIETZ-DIETZ UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22404 DIETZ-GOETH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 24468 DIETZ-GOETH UNIT 3 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22500 DOCKERY OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15131 DONNA "W" UNIT NO. 1-H 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14380 DONNA W. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23465 DOPSLAUF 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22071 DOPSLAUF 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23836 DOPSLAUF UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21630 DOUBLE EAGLE RANCH 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22028 DOUBLE EAGLE RANCH 'B' 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21751 DOUBLE EAGLE RANCH "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22445 DRGAC-EHLERT UNIT NO. 1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22315 DROEMER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11182 DROEMER, WALTER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20708 DUBE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12296 DUBE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22513 DUKE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22289 DUNGAN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21990 DUNK - O.L. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22323 E C F OIL UNIT NO. 2 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16802 E-C-F OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25604 EDGMON-CAMERON "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25606 EDGMON-CAMERON "C" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22661 EHLERT UNIT NO. 1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14511 EHLERT, BILLIE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24667 EHLERT, BILLIE 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 22645 EISENHOWER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22540 ELISE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20277 ELIZABETH-TAYLOR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21337 ELLIOTT OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 26112 EMMANUEL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 16235 ENCINO-HAVEMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19560 EPHRAIM 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21282 EPHRAIM-PYBURN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21801 ERMIS-WILLIAMS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16660 ERNEST "T" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15067 ERWIN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19810 ESTHER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23531 EVA MARIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 252131 ENERVEST OPERATING, L.L.C. OIL 25311 EVELYN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21457 FARMER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22188 FELIX K. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22999 FENN RANCH UNIT 34733600 GIDDINGS (BUDA) 287 LEE OIL 23629 FICKEY-LARD (BUDA) UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 21893 FICKEY-LARD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23290 FIDELITOR 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22720 FINCHER 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22512 FISCHER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22026 FISCHER-PLACKE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22347 FISCHER, BRIAN 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 24038 FIVE STAR RANCH 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 25621 FLYING KYTE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21607 FOERSTER-DONOVAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23443 FORTITER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 11747 FOX UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16652 FRANCES S. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24685 FRANK RAUCH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23950 FRANKS OL 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 23785 FRANUS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 22324 FREEMAN-CREAGOR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21637 FREEMAN-SCHOTT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21968 FREYTAG OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13743 FRITSCHE, M. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21054 FUCHS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22170 FUCHS-BOEKER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21515 GABBARD-GABBARD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22427 GALINDO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 26161 GALL 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 13239 GALLIPP, RUTH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22237 GALLOPING GHOST OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25214 GALLOPING GHOST UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13672 GANTT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18340 GARRETT, TERESA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21347 GARTH BATES OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21705 GARTH BATES OIL UNIT #2 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21764 GAULKE OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16074 GEORGE K #1 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17961 GEORGIA ANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 17980 GEOSOUTHERN-ABBIE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22806 GERDES "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22963 GERDES-KNITTLE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21886 GIACCONE-LEHMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 19433 GIDDINGS BUFFALO UNIT #1 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21842 GIESE OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21770 GIESE-ZOCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23828 GILES 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 21844 GILPIN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21752 GLAISER-POST OAKS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22230 GLOYNA OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON



03 252131 ENERVEST OPERATING, L.L.C. OIL 24801 GOLDAPP 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21078 GOLDAPP, WM. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24244 GOLDEN TRIANGLE UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 21685 GOLDEN TRIANGLE-LANDRY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 20978 GOODRICH, LEVI 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 24440 GOODRICH, LEVI UNIT NO. 2 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 18806 GOODSON 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19825 GOVERNOR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24200 GRACE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21742 GRAHAM-GRAHAM A UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21717 GRAHAM-GRAHAM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21807 GRANT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21210 GREEN-GREEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14028 GREGORY, THEODORE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17926 GRIFFIN-PRUEGNER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12250 GRIFFIN, J. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14971 GUELKER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21696 GUENTHER-AMARADO 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24072 GUEST-YAGER UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 22415 GUS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 23766 H. L. TERRY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21991 HACKEBEIL-CLEAR LAKE PINES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21803 HACKEBEIL-HACKEBEIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23946 HADLEY 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 22679 HAMER, OL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21758 HAMMANN-NIXON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22697 HANCOCK, MOZELLE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22452 HANEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22151 HANNES-WERNECKE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21557 HARBERS LEGLER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22541 HARBERS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22253 HAUSMANN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21921 HAVEMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17124 HAYS, MARGARET 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21648 HEACKER-RICHTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22423 HEEMER 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 24053 HENRY BREDTHAUER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22206 HENSEL - O.L. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17348 HIELSCHER "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15948 HIELSCHER "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22346 HIGGINS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22058 HIGH HILL CREEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19822 HIRSCH-YOUNG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21348 HOBRATSCHK-VONROSENBERG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21512 HOEFER-SMITH UINT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17802 HOFFMAN, GUS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17316 HOFFMAN, VERNON 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22429 HOLMES RANCH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22614 HOLMES RANCH "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22566 HOOVER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 252131 ENERVEST OPERATING, L.L.C. OIL 22908 HOPPE, SELMA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21808 HORNE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21743 HRBACEK-HRBACEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21854 ISELT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22409 ITALIAN STALLION OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15402 JACKRABBIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21870 JACKSON, BONNER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21530 JAMES OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23904 JAWBREAKER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21864 JENKE-POWELL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16254 JENSEN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15344 JENSEN 'B' 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22489 JILANA JO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21828 JOHNSON 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 26229 JOHNSON-LUECKE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25583 JOHNSTON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21556 JONES-CARAWAY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22302 JONES-FOSTER UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 24221 JONES-MILLER UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 21411 JONES, C. B. 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21247 JONES, EUGENIA ET AL 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22652 JOYCE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22301 JOYCE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23971 JR. ALLEN OL 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 12546 JUDY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12560 JURCHAK #1 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21536 JURK-GIESE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21514 JURK-LUTRINGER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16966 K-BOB #1 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25223 K-BOB CO-OP UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22239 KALLUS OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20361 KAPPLER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15540 KAPPLER-PLACKE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21570 KARISCH-KARISCH "A" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21312 KARISCH-KARISCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21772 KARISCH-PIETSCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21984 KARISCH, ROY #3 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21204 KARISH, ROY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23637 KASPAR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22416 KASPER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21505 KASPER-BRUN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21121 KASPER-GIESE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20853 KASPER, FRED 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17089 KAY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24344 KELLY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22168 KENDALL-OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21451 KERN TRUST 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15849 KIMBERLY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14203 KING 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22348 KINMAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS



03 252131 ENERVEST OPERATING, L.L.C. OIL 18055 KNAPE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22515 KNAPE #3 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21786 KNIGHT-NOACK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21615 KNIGHT-SCHUMAKER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24037 KNOX, J. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18969 KOENIG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21902 KOENNING-CALDWELL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12355 KOPLAR, ROBERT B 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21301 KRAATZ SORRELLS "A" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21096 KRAATZ-SORRELLS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20943 KRAATZ, ERWIN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21310 KTB UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 11863 KUEHN-CARPENTER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22550 LAGRANGE TOWNSITE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14626 LALLINGER, E. MICHAEL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21378 LAMPE-MCAFEE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19544 LANETTA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23965 LANICEK 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 23309 LAUDERDALE, JOSIE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23321 LAWRENCE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24260 LEACHMAN-ROBINSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21519 LEHMANN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22110 LEHMANN HEIRS OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23334 LEHMANN-BLUME 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21433 LEHMANN-CLEAR LAKE PINES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24489 LEHMANN-LENTZ CO-OP UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21605 LEHMANN-MOERBE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22317 LEHMANN, IRA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22305 LEHMANN, IRA J. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15512 LEHMANN, Q 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19867 LEHMANN, QUINTUS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14516 LEHMANN,IRA J. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15544 LENOISE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14113 LENTZ UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21740 LESTER-LESTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 26025 LIGER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 25698 LIGHTSEY-LIGHTSEY 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 17227 LILLIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22743 LINCECUM 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22365 LINCOLN OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17040 LINDA "K" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22208 LINDBERGH-O.L. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22340 LOEHR ET AL UNIT NO. 1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13550 LOEWE, RAYMOND 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 26245 LONG HOLLOW 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 18266 LORI LEE 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 26008 LOU-ANN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17786 LOUIS "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 26107 LOVINGS-KRUSE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 16416 LOWERY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE



03 252131 ENERVEST OPERATING, L.L.C. OIL 14018 LOWERY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22443 LUCILLE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21974 LUECKEMEYER 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22020 LUEDECKE-DAVROS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 15028 LUTHER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21988 MACHALA-DOPSLAUF UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22091 MACHALA-KOVAR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 26049 MACHEMEHL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23765 MAHLMANN-WALTHER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16279 MAMIE "S" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15065 MAMIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21873 MARCELLA GOEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23022 MARIA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24797 MARIAN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13626 MARIE OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12766 MARLENE, LILI 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 17889 MARVIN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14540 MARY ELIZABETH 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21358 MARY WALKER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22560 MASSEY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14215 MATCEK, F. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23161 MAXIMUS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21482 MCCOLLUM-HOOD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23768 MCCRARY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 23783 MCCULLOUGH-MCCULLOUGH 'A' 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25536 MCCULLOUGH-MCCULLOUGH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22138 MCCULLOUGH-TERRY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22189 MCCULLOUGH, A.W. 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 19265 MCFARLAND 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15531 MCHENRY, R.K. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22716 MCMAHAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 24888 MCMURRY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24315 MEANS "C" 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 23178 MELANIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15903 MERSIOVSKY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22214 MIERTSCHIN-GREEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17890 MITSCHKE, HARRY ESTATE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24234 MOERBE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18667 MOERBE 34733600 GIDDINGS (BUDA) 287 LEE OIL 22076 MOERBE-BUSCHA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21340 MORGAN-KARISH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21565 MORGAN-MORGAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21375 MORGAN, CLAY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24913 MOZELLE HANCOCK 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23767 MUELLER-KORTH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22008 MUELLER-LEVIEN D.L. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21672 MURPHY-PETERS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 15460 NADINE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22106 NAILS-CREEK 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21216 NAN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 252131 ENERVEST OPERATING, L.L.C. OIL 21366 NAN "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21612 NAN "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20045 NAOMI 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20969 NEIBEL, J. B. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21616 NEINAST-MCMAHAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22111 NEWSOM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21936 NEWTON-CURTIS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22453 NEWTON-SVRCEK 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21805 NIEMEYER OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21593 NINK-ASCHENBECK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14873 NITRO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21703 NOACK-ZOCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21744 NOLAN-WARDA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18637 NORMA JEAN 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21246 NOSKA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24044 NW OLDENBURG AMARADO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22925 OBSIDIAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24745 OEDING 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21283 OEDING-BACA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21711 OLDEN-OLDEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23243 OLDENBURG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13388 OLEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22392 ONDRASEK-BULLOCK UNIT NO. 1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15898 OWENS, JOHN C. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19824 OZIAS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21286 P.C.H.- P.C.H. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18318 PAAPE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18984 PAMELA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22785 PARRISH 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22639 PARRISH, E.J. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21287 PASEUR-SCHKADE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14364 PATTI UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15769 PAVLAS, L.I. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23611 PEACH 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 22641 PECAN CREEK 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18077 PEGGY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17770 PENELOPE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19495 PENICKA 86303500 STONE CITY (AUSTIN CHALK) 041 BRAZOS OIL 23430 PETO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 23000 PHOEBE/HELEN RE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13206 PIELOP 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21585 PIERCE, VICTORIA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19115 PIETSCH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21479 PIETSCH-PIETSCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21617 PIETSCH, ROBERT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22025 PILLOW D.L. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 23764 POCAHONTAS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16620 POHORELSKY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13496 PRELLOP 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11590 PROSKE, G. P. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE



03 252131 ENERVEST OPERATING, L.L.C. OIL 18304 PROSKE, G.P. 34733600 GIDDINGS (BUDA) 287 LEE OIL 24374 PRUEGNER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21266 PYBURN-KRAATZ UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21779 PYBURN-ZOCH "A" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23354 PYRITE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23445 RACEWAY 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 20476 RACHEL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21765 RAINOSEK-DL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22367 RANDOLPH 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22616 RED HOT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21709 RESTMEYER-TURKEY CREEK UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 22979 REVEILLE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 15153 RICHARD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22525 RIGHTMER-SEALE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22232 RITCHEY 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 16688 RIVERS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18867 RME 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19421 RME BOWERS 34733627 GIDDINGS (PECAN GAP) 287 LEE OIL 22012 ROBBINS OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24444 ROEMER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21863 ROGERS-FINCHER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22051 ROITSCH OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23736 ROOSEVELT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16644 ROY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16583 RUSCHER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25406 RUTHVEN-BISETT CO-OP UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22496 RUTHVEN, SHIRLEY 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21099 SACKS, SYLVIA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20800 SACKS, SYLVIA #1 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16291 SAENGER, HARRY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18482 SAM 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23347 SANDBAG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 11992 SANDY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21989 SCANLAN OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23502 SCHADENFREUDE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21955 SCHATTE-BOESSLING UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21791 SCHAUTSCHICK-HOFMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21983 SCHILHAB-WALLACE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24956 SCHMIDT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22092 SCHMIDT OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22441 SCHMIDT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14286 SCHMIDT-SACKS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22522 SCHNEIDER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24980 SCHOENBERG 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21596 SCHOENEMANN-LEHMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22648 SCHOLTZ-AMARADO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21625 SCHOTT-FREEMAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20648 SCHRAMM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21599 SCHRAMM-ANDERSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14287 SCHROEDER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE



03 252131 ENERVEST OPERATING, L.L.C. OIL 21074 SCHUBERT-HEMPLE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17727 SCHUHMACHER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18445 SCHULTZ 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 20614 SCHULTZ, CHARLES 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11785 SCHULTZ, IRMA ET AL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19182 SCHULTZ, IRMA ET AL -A- 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21865 SCHULZ-ARMSTRONG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22442 SCHULZE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21618 SCHUMACHER-MALLAY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21857 SCHWEINLE OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21629 SCOTT MORGAN OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21737 SCOTT-STASNY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24124 SCOTT-STASNY UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 14625 SIEGMUND, LLOYD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14029 SIMEK 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13614 SIMEK, VLASTA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21075 SIMPSON 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22339 SKRIVANEK-EHLERT UNIT NO. 1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14094 SKRIVANEK-STECK UNIT NO 1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13623 SKRIVANEK, JOSEPH J. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18302 SLEDGE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12952 SLIVA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22474 SNELL, GAYLE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22343 SNOWDEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23960 SNR OL 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 14371 SOMMER, L.C. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24375 SONTAG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 21977 SOPAC-D.L. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21923 SRUBAR OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21762 STASNY-BORISKIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22811 STECK UNIT NO. 1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21647 STEGLICH-LEHMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22573 STEGLICH, ELSIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12039 STEIN, J 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21449 STEINMAN-HOFMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23792 STETZ-RANCHO GRANDE 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 22209 STRINGER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21777 STUERMER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22471 STUERMER-PLUECKHAHN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11998 STUERMER, E. P. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17123 STUERMER, E.P. "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22532 SUBURBAN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18360 SUMMER BROOKS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22104 SVEC OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22750 SVRCEK 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14016 SVRCEK 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22538 SYLVIA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12302 SYMM, VICTOR A. ET AL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22664 SYMM, VICTOR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21733 SYMMANK-FISCHER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE



03 252131 ENERVEST OPERATING, L.L.C. OIL 23083 T.A.M.U. 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21317 T.E. GIBSON, JR. UNIT 1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25844 T-REX 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23863 TANNENBERGER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19171 TARGET UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22486 TATE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22180 TAYLOR-BROWN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21120 TAYLOR-KASPER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22252 TEINERT, MARVIN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25711 TMPA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 21950 TONN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22470 TOWNSITE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23177 TOWNSITE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25354 TREATMENT PLANT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25791 TREE HOUSE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18620 TREYBIG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14021 TRIANGLE "K" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16216 TRISHA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22558 TURNER, RUBY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20743 TWO FINGERS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22179 ULLRICH 'A' 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22073 UNGER OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22771 VACLAVIK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25790 VAN RIDER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24021 VARISCO UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 21450 VASEK-CY-RICH PROPERTIES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21372 VASEK-KARISH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21400 VASEK-MORGAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21486 VENEMA-CLEAR LAKE PINES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20957 VERNON, SAM 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18380 VICKIE "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22240 VIRGINIA OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21973 VON ROSENBERG 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21124 VON ROSENBERG-BUSCHA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21073 VONROSENBERG-KASPER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20970 VONROSENBERG-VONROSENBERG UN. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21862 VOSS-HOFMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23804 WAGNON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 21659 WALKER, MARY 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25709 WALKING TALLER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21126 WALTHER-HEMPEL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21688 WALTHER-KECK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18094 WARD "N" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14430 WARD, JOSEPH 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21181 WARDA-MITSCHKE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23300 WARRENTON-AMARADO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23523 WARRENTON-ARROW UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22027 WATFORD 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21241 WEEDON HALL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21383 WEEDON-REED UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS



03 252131 ENERVEST OPERATING, L.L.C. OIL 21572 WEEDON, MADALEEN 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22266 WEEKS-LEHMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21985 WEIGELT OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 11783 WEIMAN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16582 WEIMAN, V.H. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22715 WEISER RANCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21967 WEISER-COOK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21092 WEISHUHN-BITTNER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22633 WEISS-VALENTINE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14352 WENKE UNIT A 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22399 WESSELS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18212 WESSELS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21724 WHEELER-WHEELER "A" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 16606 WHITE ESTATE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13246 WHYTE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21972 WIEDER-OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21125 WIESENHUTTER-ZOCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22127 WILDNER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22834 WILL, JESSIE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21994 WILLIAMS ESTATE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24328 WILLIAMS-GIESE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20179 WILLMANN OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 26226 WILSON-PAYNE 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 15238 WINTER-HAMILTON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21350 WITTE, EDDIE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22784 WOLF 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24951 WOLF 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14814 WOLF-SIMPSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22469 WOOD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23427 WUNDERLICH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24199 YELDERMAN-BREDTHAUER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 14728 YENDREY, B.J. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21506 YORK 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22021 YORK 'A' 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21338 YOUNG-YOUNG 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 12854 ZGABAY, EDWIN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12785 ZGABAY, EDWIN "D" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14499 ZIEHR, LILLIAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21620 ZINGLEMANN-KASPER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21481 ZOCH-LEHMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21649 ZOCH-SCHRAMM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20983 ZOCH, EUGENE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23979 080107(BRAZOS) 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS GAS 148174 A.L. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 234462 ABSHIRE SELECTED LANDS UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 041 BRAZOS GAS 264914 ABSHIRE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 228971 ABSHIRE-SELECTED LANDS UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 041 BRAZOS GAS 199340 ALBERS ET AL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 159018 ALBERS ET AL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 155517 ALICE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES



03 252131 ENERVEST OPERATING, L.L.C. GAS 159453 ALLEN FARM OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 190074 ALLEN FARMS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 224957 ALLEN-DANSBY UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 041 BRAZOS GAS 154144 ALLEN, A. G. UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 249251 ALLEN, HENRY L. 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 041 BRAZOS GAS 153234 ANDERSON UPRC 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 156034 ANDERSON-HILL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 161342 ANGELINE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 177248 APOLLO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 163579 APOLONIA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 159413 AQUAMARINE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 157683 ARMSTRONG OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 159645 ARNOLD UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 151743 AZURITE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 146161 BACA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 149818 BAKER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 156555 BARNEY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 238360 BARNEY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 156227 BARTLETT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 154582 BAUER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 155684 BAY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 165231 BEARD OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 150988 BEARD OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 166368 BEAUREGARD 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 234447 BECKER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 182283 BECKER UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 169070 BELL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 147301 BERGER-AMARADO 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 154078 BERKLEY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 163364 BETHLEHEM 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 153971 BETTY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 162866 BETTY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 152557 BINFORD 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 149117 BIRCHRIDGE-ALLEN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 159995 BLACKBURN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 157047 BLASINGAME OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 162030 BLUEBELL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 162354 BLUEBELL UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 155855 BLUEBELL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 161369 BOATWRIGHT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 201030 BOATWRIGHT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 170779 BOECKER, CALVIN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 167657 BONNIE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 200509 BOWERS, J. A. ESTATE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 156436 BOWMAN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 160131 BRACEWELL UNIT NO.1 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 258363 BREDWINNER CO-OP UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 194601 BRENHAM DOME UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 186634 BRENHAM DOME UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 156470 BRIERS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES



03 252131 ENERVEST OPERATING, L.L.C. GAS 154478 BRITTA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 152554 BRITTA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 172609 BRONCO 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 218442 BRONCO 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 171200 BRONCO 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 163360 BROWN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 186112 BROWN 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 263201 BURTTSCHELL "A" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 159460 BUSHMAN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 153696 BUTLER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 152845 BUTLER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 157676 BYRD UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 188487 CAMEL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 148718 CAMPBELL-LUTHERAN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 187097 CANNON-CHANCE UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS GAS 182992 CARL 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 156374 CARMEN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 167143 CARMEN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 198124 CARMONA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 214755 CARMONA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 176504 CARMONA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 162306 CARROLL - PETERS UNIT 50424600 KURTEN (GEORGETOWN) 041 BRAZOS GAS 160785 CARROLL-BIERING UNIT 50424600 KURTEN (GEORGETOWN) 041 BRAZOS GAS 156238 CASSIDY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 145869 CEDAR CREEK "C" AMARADO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 148286 CEDAR CREEK "D"-AMARADO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 165189 CHAMPION 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 154536 CHURCHWELL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 157733 CIESIELSKI UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 168242 CITATION UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 159012 CITY OF BRENHAM UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 160563 CLAIRE OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 163245 CLANCY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 157041 CLYDE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 167645 COBB UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 208649 COBB UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 201524 COBB UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 157043 COLLEGE HILLS UNIT 50424600 KURTEN (GEORGETOWN) 041 BRAZOS GAS 186607 COLORADO BEND UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 159182 CONKLING DL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 176228 CORNELIA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 153695 CRAIN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 150509 CULVER-OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 163806 DALLMEYER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 147059 DEBAKEY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 161757 DEERFIELD -A- UNIT 50424600 KURTEN (GEORGETOWN) 041 BRAZOS GAS 149219 DERRICK UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 144572 DEWITT-LEHMANN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 149257 DICKSON UNIT 18705070 CLAY, NE (AUSTIN CHALK 11350) 051 BURLESON GAS 174174 DIERKING UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN



03 252131 ENERVEST OPERATING, L.L.C. GAS 203886 DIERKING UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 192717 DIERKING UNIT 00006001 WILDCAT 015 AUSTIN GAS 147418 DIETZ-OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 196824 DIETZ, JOHN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 152688 DILLINGHAM UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 152168 DINKINS OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 179780 DOC UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 262773 DODD 34733600 GIDDINGS (BUDA) 185 GRIMES GAS 264827 DODD 34733610 GIDDINGS (EAGLEFORD) 185 GRIMES GAS 150440 DODIE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 222130 DODIE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 201120 DUGGER-SMITH UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 041 BRAZOS GAS 148839 DUNLAP UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 148172 DUNLAP-BRYAN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 143618 EAST LEDBETTER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 162887 EBERLE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 167861 EBERLE UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 147565 EDNA UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 159989 EHRIG UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 146197 EICHLER OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 151116 EILERS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 171931 ELLER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 206560 ELLER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 152505 ELLIOTT OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 151332 ELMS-RICKS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 112213 ELO 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 113019 ELO 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 152964 EMERALD UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 204721 EMMA BELL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 161623 EMMA BELL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 162239 ENTERPRISE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 157667 EPHRAIM OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 159692 EPHRAIM OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 152492 ERWIN OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 158018 ESTES 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 152723 EUREKA UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 147581 FALKENBERG :"A" -4- 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 165889 FALKENBERG "A" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 148121 FALKENBERG B H UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 153583 FALKENBERG BH UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 151455 FARMER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 169876 FEHMER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 153966 FIFE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 210156 FIFE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 248049 FIFE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 094283 FISCHER, MATTIE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 092491 FIVE STAR RANCH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 160841 FOURTICQ UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 155758 FREDERICK 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 154471 FULLER-SONTAG OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES



03 252131 ENERVEST OPERATING, L.L.C. GAS 156481 GARRETT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 144336 GEOSOUTHERN-GLORIA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 144827 GEOSOUTHERN-MIN BROWN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 156350 GERONIMO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 156223 GIANT UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 203319 GLAESER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 169525 GLAESER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 153965 GLENN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 192287 GLOVER 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 041 BRAZOS GAS 170769 GOEN, OLIVER F. UNIT 50424600 KURTEN (GEORGETOWN) 041 BRAZOS GAS 140903 GOLDAPP 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 141446 GOLDAPP 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 167650 GOLDBERG UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 203906 GOLDBERG UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 168929 GOODRICH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 150973 GORBET 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 186629 GRAHAM UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 162902 GREBE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 163357 GREER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 174194 GRIMM OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 144380 GUPTON-SCHOENBERG UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 171605 HAHN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 169683 HAHN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 169856 HAHN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 169855 HAHN UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 128897 HAHN-ASHORN 46295100 JERRY'S QUARTERS (A C 11900) 477 WASHINGTON GAS 154724 HALTMAR OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 097566 HANCOCK, MOZELLE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 153973 HANNAH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 093654 HARRELL, M. B. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 093753 HARRELL, MARY BLACKBURN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 097567 HARRELL, MARY BLACKBURN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 155368 HARVILL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 162658 HAYNIE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 187119 HEATHER UNIT 97965200 WINEDALE (GEORGETOWN) 149 FAYETTE GAS 228080 HECKMANN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 158675 HECKMANN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 210784 HECKMANN UNIT A 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 217793 HEIDEMANN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 157913 HEIDEMANN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 196717 HEIDEMANN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 160561 HEIL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 161576 HENSEN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 176262 HENSKE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 161865 HERMANN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 165324 HERMANN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 166279 HICKS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 146762 HIGH HILL CREEK UNIT "A" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 150611 HILL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 149258 HILL, MOLLIE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE



03 252131 ENERVEST OPERATING, L.L.C. GAS 155539 HILSHER OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 176482 HIRAM 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 167653 HODDE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 264940 HODGES-DRUCKHAMMER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 163506 HOELSCHER, ALICE B. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 156241 HOLLE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 187113 HOLLE UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 168340 HOLLISTER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 158235 HOLLISTER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 157677 HONDO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 156479 HOPSON 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 147698 HOUSTON CORP. UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 149508 HUBERT UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 148761 HUFF "C" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 161372 HUGHES 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 190267 HULLABALOO 34733600 GIDDINGS (BUDA) 041 BRAZOS GAS 163777 HUNTER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 156380 HUSEMANN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 149764 HUSFELD 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 148232 HUTCHINGS-HUTCHINGS "A" UNIT 18705070 CLAY, NE (AUSTIN CHALK 11350) 051 BURLESON GAS 148231 HUTCHINGS-HUTCHINGS UNIT 18705070 CLAY, NE (AUSTIN CHALK 11350) 051 BURLESON GAS 143654 HUTCHINGS, ROBERT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 139578 HUTCHINGS, ROBERT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 224423 INDEPENDENCE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 164064 IRONSIDE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 180143 ISAAC 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 151771 JADE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 105504 JANETTE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 197493 JARMON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 200644 JARMON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 166230 JARMON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 171507 JASTER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 160133 JEB 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 154123 JEFF 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 151928 JENSEN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 143089 JENSEN ESTATE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 213308 JET 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 249822 JET UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 173796 JET UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 188349 JOANNAH 97965200 WINEDALE (GEORGETOWN) 149 FAYETTE GAS 157489 JOHNSTON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 152725 JONES UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 261286 JONES, A.A. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 143083 KAISER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 154484 KANKEL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 159999 KASPER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 156347 KATHLEEN OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 222143 KATHY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 152394 KENNARD 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 159868 KENNARD 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 185 GRIMES



03 252131 ENERVEST OPERATING, L.L.C. GAS 154086 KETTLER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 144820 KEYSER-BOYETT UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 107118 KIEL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 168000 KIMICH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 155672 KLUMP OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 160797 KNOX, J. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 151745 KNUTZEN OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 178016 KOENIG 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 229703 KOPLAR, ROBERT B. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 201427 KRAUSE-O.L. UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 148014 KRAUSE-O.L. UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 203908 KRAUSE, ESTHER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 156467 KRISTINA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 146490 KRUSE-STANLEY DL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 147607 LAKE-SMITH UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 159022 LAMPE OL 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 154497 LAMPE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 219894 LANICEK OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 145578 LASSIG, J. K. UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 168633 LAST CHANCE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 169975 LAST CHANCE 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 051 BURLESON GAS 161341 LAURA OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 169082 LAUTER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 153872 LEACHMAN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 146975 LEACHMAN-LOCKHART UNIT 18705070 CLAY, NE (AUSTIN CHALK 11350) 051 BURLESON GAS 148171 LEE, TAMMY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 160135 LEGACY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 147145 LEIGH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 085810 LEITKO, CURTIS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 086219 LEITKO, CURTIS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 163995 LEONARD 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 176257 LEVIEN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 255710 LIEBSCHER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 146862 LIEBSCHER-OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 215712 LINDLEY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 150332 LINDLEY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 157680 LOESCH OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 146240 LOMETA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 160961 LONE WOLF 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 108671 LOU-ANN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 093891 LOVEJOY, SYPERT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 149585 LUCKY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 213385 LUCKY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 117248 LUDIE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 157268 MALACHITE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 162947 MANGUM OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 154485 MARL RANCH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 250811 MARRS-QUINN UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 041 BRAZOS GAS 146707 MARY LOU UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 147798 MATTINGLY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE



03 252131 ENERVEST OPERATING, L.L.C. GAS 153161 MCCALL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 150156 MCCALL-BROWN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 145291 MCCULLOUGH-MCCULLOUGH 'B' UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 146491 MCCULLOUGH-OLDEN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 167648 MCFARLANE UNIT 4 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 141646 MCFARLANE, J. W. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 201420 MCFARLANE, J. W. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 145663 MCFARLANE, J. W. 18705070 CLAY, NE (AUSTIN CHALK 11350) 041 BRAZOS GAS 166614 MCGEE OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 156354 MCGEE OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 176675 MCHENRY, R. K. "A" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 150469 MCWHORTER OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 199305 MEINEN OL UNIT 2 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 148929 MEINEN-OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 159507 MEYER, B. UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 149199 MICHALSKY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 153380 MICKAN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 162567 MIKEL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 159089 MIKEL OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 159090 MIKEL OL 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 203890 MIKESKA UNIT A 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 173603 MILAM 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 171383 MILL CREEK OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 148096 MILLER-OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 247004 MILLICAN-GLENN UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 041 BRAZOS GAS 154723 MINERAL SPRINGS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 142320 MOERBE-RAINOSEK UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 149232 MOODY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 186110 MOODY 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 185 GRIMES GAS 153168 MOON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 151227 MOORE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 144416 MOORE, H. H. ESTATE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 208650 MOORE, H. H. UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 154799 MOORING-JOHNSON UNIT NO. 1 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 175710 MORRIS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 140795 MUELLER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 192839 MUELLERSVILLE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 156375 MYERS CATTLE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 167195 MYERS CATTLE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 153701 MYERS CATTLE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 158143 NEAPOLITAN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 160839 NEBLETT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 173471 NEHRKORN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 167543 NEINAST UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 143181 NEINAST-JOHNSTON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 167552 NEUMANN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 167550 NEUMANN UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 159991 NEUMANN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 090126 NEVA UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 149894 NOAK-OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE



03 252131 ENERVEST OPERATING, L.L.C. GAS 141206 NORA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 157896 NORTHRUP 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 163585 NUNLEY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 156487 O'BRIEN DL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 173651 O'BRIEN DL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 162865 O'MALLEY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 148742 OLD. W.N.D.Z.-AMARADO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 250056 OLDEN-PAULL UNIT 34733621 GIDDINGS (GEORGETOWN, GAS) 041 BRAZOS GAS 147989 OLDENBURG A 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 148592 OLDENBURG B 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 149291 OLDENBURG C 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 160343 ONYX UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 154498 OPAL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 150978 ORLANDO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 175997 PAAPE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 169101 PACKER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 157775 PARKER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 166509 PASKET 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 156029 PASKET 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 156543 PATTERSON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 249387 PATTERSON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 186375 PATTERSON-CLARK UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS GAS 206259 PEARLIE MAE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 174922 PEARLIE MAE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 193972 PENICK 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 163781 PETERSON 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 145631 PETRAS-AMARADO 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 179142 PHILLIPSBURG 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 157698 PIEDMONT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 142321 PIETSCH-MITSCHKE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 150607 PODRAZA-ROTELLO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 157493 POOL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 159079 PRAIRIE HILL OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 159081 PRAIRIE HILL OL 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 147181 PRUEGNER OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 152768 QUINN-PERKINS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 175403 RAINS TRUST UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 206255 RAINS TRUST UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 209615 RANGER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 221435 RANGER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 172798 RANGER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 160770 RAU QL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 158266 REBECCA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 156441 RED RIVER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 154538 REGAN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 230609 RESER-SANDERS UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 041 BRAZOS GAS 126199 RICHARDSON 46295100 JERRY'S QUARTERS (A C 11900) 477 WASHINGTON GAS 180657 RICKS 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 211607 RIO BRAVO 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 156983 RIO BRAVO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE



03 252131 ENERVEST OPERATING, L.L.C. GAS 154730 RIO LOBO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 203907 RIO LOBO UNIT 2 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 159939 RISIEN DL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 159938 RISIEN DL 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 185 GRIMES GAS 172403 ROADRUNNER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 140028 ROADRUNNER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 162337 ROAN'S PRAIRIE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 251199 ROCKET 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 171930 ROCKET 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 151972 ROCKY CREEK OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 153968 RODES 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 162336 ROSS DL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 175091 ROST UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 198634 ROTELLO UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 041 BRAZOS GAS 204567 ROTELLO UNIT "A" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 149891 ROZNOV 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 150125 ROZNOV GAS UNIT #2 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 173354 RWR UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 173293 SALEM 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 179768 SALEM 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 192756 SALVAGGIO 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 041 BRAZOS GAS 167109 SANDERS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 152852 SANDERS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 148610 SANDERS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 185561 SARA BETH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 158239 SCHAEFER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 155683 SCHAWE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 265263 SCHAWE-WOLFF 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 264418 SCHLEY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 148422 SCHMIDT-WEISS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 154117 SCHMIDT, EDGAR UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 148858 SCHOENBERG UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 162966 SCHROEDER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 156246 SCHULTE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 182989 SCHULTE 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 258225 SCHULTE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 185736 SCHULTE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 171073 SCHULTZ UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 143965 SCHULTZ-MOERBE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 162896 SCHWICKERT UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 146067 SEE-YEGUA 'A' UNIT 18705070 CLAY, NE (AUSTIN CHALK 11350) 051 BURLESON GAS 212929 SEE-YEGUA UNIT A 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 169528 SEIDEL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 151557 SELECTED LANDS - HOUSE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 150481 SELECTED LANDS - PAVALOCK UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 143336 SHAUGHNESSY-MCFARLANE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 174140 SHEPPARD UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 156222 SHIPNES UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 226538 SHORTY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 173777 SHUPAK UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN



03 252131 ENERVEST OPERATING, L.L.C. GAS 156439 SITTING BULL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 154521 SKALITSKY OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 163319 SLATON 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 186136 SOMMER 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 153930 SOMMER OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 149587 SOWELL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 145819 SPECKELS OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 145601 SPRANKLE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 164158 SPRING BRANCH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 169414 STAMPER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 156980 STANLEY OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 153357 STANLEY OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 188193 STANTON 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 041 BRAZOS GAS 156378 STANTON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 206281 STANTON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 231913 STANTON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 142879 STECH-PETER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 173289 STEELER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 171365 STEEPHOLLOW UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 168707 STEEPHOLLOW UNIT 50424600 KURTEN (GEORGETOWN) 041 BRAZOS GAS 149534 STELLA UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 172449 STORK, SELMA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 151741 STOUT OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 163530 STRANGER, T. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 103617 STRANGER, T. UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 205215 STUERMER-PLUECKHAHN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 162665 SUMP UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 107115 SUSIE B 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 156533 T.J.M. OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 151503 T.M.P.A. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 149221 TALLEY-MITCHELL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 157285 TARVER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 153348 TERRELL 18705070 CLAY, NE (AUSTIN CHALK 11350) 041 BRAZOS GAS 173574 THELDICK UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 015 AUSTIN GAS 146625 THOMPSON-MARSH UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 173352 TIEMANN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 198105 TIEMANN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 152196 TMPA UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 159112 TONTO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 149733 TOURMALINE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 174461 TRIUMPH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 154615 TURKEY CREEK 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 107539 TWO FINGERS "A" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 158022 TWO FINGERS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 103622 TYLER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 165089 URIAH OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 160552 URIAH OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 158014 VAJDAK 46295100 JERRY'S QUARTERS (A C 11900) 051 BURLESON GAS 165322 VAUGHN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 165321 VELMER MAE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES



03 252131 ENERVEST OPERATING, L.L.C. GAS 163801 VELMER MAE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 166267 VICTORY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 170353 VICTORY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 173242 VIKING 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 145662 VOELKEL, TORCH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 152744 WAGNER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 149241 WAGNER-OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 143409 WALDORF-POOL 18705070 CLAY, NE (AUSTIN CHALK 11350) 041 BRAZOS GAS 154083 WALTMAN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 155050 WALTON OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 154729 WALTRIP 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 156984 WARD, L. G. UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 208648 WARRENTON-ARROW UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 175106 WEEDON-WEEDON B 50424600 KURTEN (GEORGETOWN) 041 BRAZOS GAS 170172 WEEDON, J. E. UNIT 50424600 KURTEN (GEORGETOWN) 041 BRAZOS GAS 161575 WEGNER DL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 148619 WEGNER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 172663 WEHMEYER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 174383 WEIGELT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 155063 WEIMAN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 173559 WEISS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 216268 WEISS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 195471 WEISS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 157026 WELLMAN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 185584 WELLMAN 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 185 GRIMES GAS 149289 WELLMAN OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 153970 WEST, M. UNIT OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 153402 WESTLANDS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 161959 WICHMAN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 150986 WICKEL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 189983 WILDER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 145426 WILKENING 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 190122 WITT UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 190120 WITT UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 152743 WOLFF UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 113312 WOLZ-BEST 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 164872 WOOD 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 175276 WRANGLER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 188057 YARBOROUGH, D. J. JR. UNIT 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 159457 YARBROUGH, D J JR. UNIT NO. 1 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 150305 YEGUA-PORTER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 147595 YEGUA-SCHAWE UNIT 18705070 CLAY, NE (AUSTIN CHALK 11350) 051 BURLESON GAS 144138 YEGUA-WARE UNIT 18705070 CLAY, NE (AUSTIN CHALK 11350) 051 BURLESON GAS 146969 YEGUA-YEGUA "A" UNIT 18705070 CLAY, NE (AUSTIN CHALK 11350) 051 BURLESON GAS 162054 YVONNE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 217837 ZIENTEK UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 157312 ZIRCON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 197747 ZUEHLKE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 187125 ZWERNEMANN 97965200 WINEDALE (GEORGETOWN) 149 FAYETTE 03 252138 ENFIELD OPERATING COMPANY, LLC



03 252138 ENFIELD OPERATING COMPANY, LLC OIL 25884 DOUGLASS-BLACK HEIRS 32157568 FORT TRINIDAD, EAST (GEORGETOWN) 225 HOUSTON OIL 25796 DOUGLASS-BLACK HEIRS 32156111 FORT TRINIDAD (DEXTER) 225 HOUSTON 03 252470 ENHANCED ENERGY PARTNERS CORP OIL 25793 A. A. SANDERS 74106880 RACCOON BEND (WILSON) 015 AUSTIN OIL 25721 A. MUELLER 74106680 RACCOON BEND (OAKVILLE 970) 015 AUSTIN OIL 25252 A.A. SANDERS 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN OIL 08884 AUSTIN COLLEGE 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN OIL 23774 BELLVILLE SCHOOL LAND 74106840 RACCOON BEND (SPARTA) 015 AUSTIN OIL 08919 BELLVILLE SCHOOL LAND 74106840 RACCOON BEND (SPARTA) 015 AUSTIN OIL 25710 BELLVILLE SCHOOL LAND 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN OIL 23301 BELLVILLE SCHOOL LAND '21' 74106120 RACCOON BEND (COCKFIELD UPPER) 015 AUSTIN OIL 10014 DIEMER, MRS. ALBERTA 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN OIL 19518 DUNCAN STATE LAND -B- 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN OIL 24052 HARDY, RUFUS -B- 74106080 RACCOON BEND (COCKFIELD LOWER) 473 WALLER OIL 20059 HARDY, RUFUS -B- 74106350 RACCOON BEND (GUTOWSKY, EFB) 473 WALLER OIL 22371 HARDY, RUFUS -B- 74106560 RACCOON BEND (MIOCENE Z) 473 WALLER OIL 08889 HARDY, RUFUS, -B- 74106320 RACCOON BEND (GUTOWSKY) 473 WALLER OIL 18894 HELLMUTH, SARAH E. 74106520 RACCOON BEND (MIOCENE Y) 015 AUSTIN OIL 10017 HELLMUTH, SARAH E. 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN OIL 25321 J.W. WILSON 74106240 RACCOON BEND (GRAWUNDER) 015 AUSTIN OIL 11164 MCCASLAND, A. T., A/C #1 74106240 RACCOON BEND (GRAWUNDER) 015 AUSTIN OIL 10041 MCCASLAND, A. T., A/C 1 74106120 RACCOON BEND (COCKFIELD UPPER) 015 AUSTIN OIL 10132 MCCASLAND, A. T., A/C 2 74106120 RACCOON BEND (COCKFIELD UPPER) 015 AUSTIN OIL 10018 MCCASLAND, A.T., A/C 1 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN OIL 25476 MRS. ALBERTA DIEMER 74106120 RACCOON BEND (COCKFIELD UPPER) 015 AUSTIN OIL 08859 MUELLER, A. 74106520 RACCOON BEND (MIOCENE Y) 015 AUSTIN OIL 13510 PAINE, ROBERT G 74106920 RACCOON BEND (WOODLEY) 015 AUSTIN OIL 24115 PAINE, ROBERT G. 74106600 RACCOON BEND (MOODYS BRANCH) 015 AUSTIN OIL 24091 PAINE, ROBERT G. 74106350 RACCOON BEND (GUTOWSKY, EFB) 015 AUSTIN OIL 11318 PAINE, ROBERT G. 74106120 RACCOON BEND (COCKFIELD UPPER) 015 AUSTIN OIL 20147 PAINE, ROBERT G. 74106720 RACCOON BEND (PAINE) 015 AUSTIN OIL 10020 PAINE, ROBERT G. 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN OIL 14923 PAINE, ROBERT G. 74106440 RACCOON BEND (MCELROY) 015 AUSTIN OIL 19470 RACCOON BEND COCKFIELD UNIT #4 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN OIL 17063 RACCOON BEND MIOCENE UNIT #1 74106560 RACCOON BEND (MIOCENE Z) 015 AUSTIN OIL 18024 RACCOON BEND MIOCENE UNIT 3 74106560 RACCOON BEND (MIOCENE Z) 015 AUSTIN OIL 16091 RACCOON BEND OIL UNIT NO. 27 74106680 RACCOON BEND (OAKVILLE 970) 015 AUSTIN OIL 10005 REMMERT, WILLIAM -B- 74106120 RACCOON BEND (COCKFIELD UPPER) 015 AUSTIN OIL 20543 REMMERT, WILLIAM -B- 00006001 WILDCAT 015 AUSTIN OIL 11568 REMMERT, WM. 74106240 RACCOON BEND (GRAWUNDER) 015 AUSTIN OIL 08869 SANDER, A. A. 74106560 RACCOON BEND (MIOCENE Z) 015 AUSTIN OIL 08861 SANDER, A. A. 74106520 RACCOON BEND (MIOCENE Y) 015 AUSTIN OIL 23840 SHERRILL 74106840 RACCOON BEND (SPARTA) 015 AUSTIN OIL 10023 SHERROD, LUTHER R. 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN OIL 10000 SHERROD, LUTHER R. 74106120 RACCOON BEND (COCKFIELD UPPER) 015 AUSTIN OIL 25320 STEVENS NO. 1 OIL UNIT 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN OIL 10001 THOMPSON, R. W. 74106120 RACCOON BEND (COCKFIELD UPPER) 015 AUSTIN OIL 10024 THOMPSON, R. W. 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN OIL 24703 WALTON, J. C. "A" 74106880 RACCOON BEND (WILSON) 015 AUSTIN OIL 19291 WALTON, J.C. "A" 74106480 RACCOON BEND (MIOCENE X) 015 AUSTIN



03 252470 ENHANCED ENERGY PARTNERS CORP OIL 08909 WATERFLOOD UNIT #1 74106400 RACCOON BEND (JACKSON) 015 AUSTIN OIL 08910 WATERFLOOD UNIT #2 74106400 RACCOON BEND (JACKSON) 015 AUSTIN OIL 24674 WILSON, J. W. 74106520 RACCOON BEND (MIOCENE Y) 015 AUSTIN OIL 24650 WILSON, J. W. 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN OIL 08872 WILSON, J. W. 74106560 RACCOON BEND (MIOCENE Z) 015 AUSTIN OIL 23077 WOODLEY, R B 74106920 RACCOON BEND (WOODLEY) 015 AUSTIN OIL 08876 WOODLEY, R. B. 74106720 RACCOON BEND (PAINE) 015 AUSTIN OIL 08873 WOODLEY, R. B. 74106560 RACCOON BEND (MIOCENE Z) 015 AUSTIN GAS 271147 AUSTIN COLLEGE 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN GAS 203065 AUSTIN COLLEGE 74106520 RACCOON BEND (MIOCENE Y) 015 AUSTIN GAS 187621 AUSTIN COLLEGE 74106160 RACCOON BEND (COCKFIELD 4000) 015 AUSTIN GAS 144520 AUSTIN COLLEGE 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN GAS 185824 AUSTIN COLLEGE 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN GAS 271098 BELLVILLE SCHOOL LAND 74106680 RACCOON BEND (OAKVILLE 970) 015 AUSTIN GAS 140224 BROWN, MINNIE 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN GAS 187109 DIEMER, MRS. ALBERTA 74106160 RACCOON BEND (COCKFIELD 4000) 015 AUSTIN GAS 236981 DIEMER, MRS. ALBERTA 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN GAS 244977 DIEMER, MRS. ALBERTA 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN GAS 258799 J. W. WILSON "A" 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN GAS 206261 PAINE, ROBERT G. 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN GAS 258048 RUFUS HARDY "B" 74106080 RACCOON BEND (COCKFIELD LOWER) 473 WALLER GAS 263915 WILSON 25 UNIT 74106240 RACCOON BEND (GRAWUNDER) 015 AUSTIN 03 253153 ENERTECH RESOURCES, INC. GAS 198288 BESSIE CREEK UNIT 12306001 BROOKSHIRE 473 WALLER 03 253162 EOG RESOURCES, INC. OIL 26187 BRYAN 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON OIL 23584 BUNK NO 1 POOLED UNIT 94543852 WADSWORTH (11,100-OIL) 321 MATAGORDA OIL 26123 COLBURN 32157071 FORT TRINIDAD, EAST (BUDA) 471 WALKER OIL 26155 MANNING GAS UNIT 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON OIL 24437 MILLER 46210690 JENNINGS LAKE (TRUITT B-OIL) 321 MATAGORDA OIL 26186 MISS KATI UNIT 32157071 FORT TRINIDAD, EAST (BUDA) 471 WALKER OIL 26188 TALLY HO 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON OIL 26237 TOBY 32157071 FORT TRINIDAD, EAST (BUDA) 471 WALKER GAS 177130 BADOUH, E. M. HEIRS 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 188124 BADOUH, E. M. HEIRS 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 179728 BADOUH, E. M. HEIRS 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 193969 BADOUH, E. M. HEIRS 00006001 WILDCAT 321 MATAGORDA GAS 245439 BASS GU 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 249567 BASS GU 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 249824 BASS GU 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 185846 BASS GU 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 229708 BASS GU 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 195306 BOMBAY UNIT 63239660 MOSSY GROVE (GLEN ROSE) 471 WALKER GAS 271146 BUCKEYE RANCH UNIT 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 175344 BURKHART 07762380 BIG BOGGY CREEK (TM5) 321 MATAGORDA GAS 178270 COLBURN UNIT 63239660 MOSSY GROVE (GLEN ROSE) 471 WALKER GAS 180743 DICKENS UNIT A-231 63239660 MOSSY GROVE (GLEN ROSE) 313 MADISON GAS 175135 HUEBNER 30056333 FAITH-MAG (FRIO 9500) 321 MATAGORDA GAS 175083 HUEBNER 30056800 FAITH-MAG (LEWIS) 321 MATAGORDA GAS 195669 LEWIS 12955075 BUCKS BAYOU (CIB-10) 321 MATAGORDA



03 253162 EOG RESOURCES, INC. GAS 190214 LEWIS 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 185153 LEWIS 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 249847 LEWIS 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 201049 MOFFITT UNIT 20170220 CONNOR (JAMES) 313 MADISON GAS 036327 MOSSY GROVE GAS UNIT #1 63239660 MOSSY GROVE (GLEN ROSE) 471 WALKER GAS 206591 PONDEROSA RANCH 83065370 SHEPHERDS MOTT (RUGELEY DEEP) 321 MATAGORDA GAS 186107 PORTERHOUSE UNIT A-255 63239660 MOSSY GROVE (GLEN ROSE) 313 MADISON GAS 191426 RIBEYE UNIT 63239660 MOSSY GROVE (GLEN ROSE) 313 MADISON GAS 263036 SITTEL GU 64423075 NANCE (FRIO 9600) 321 MATAGORDA GAS 263569 SITTEL GU 64423075 NANCE (FRIO 9600) 321 MATAGORDA GAS 193240 TANQUERAY UNIT 63239660 MOSSY GROVE (GLEN ROSE) 471 WALKER GAS 235008 UNION CENTRAL LIFE INS CO. GU 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 233773 UNION CENTRAL LIFE INS CO. GU 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 257935 UNION CENTRAL LIFE INS. CO. GU 12955150 BUCKS BAYOU (FRIO TEX 2) 321 MATAGORDA GAS 170345 WASH-MCADAMS 63239660 MOSSY GROVE (GLEN ROSE) 471 WALKER GAS 186321 WASH-MCADAMS 63239660 MOSSY GROVE (GLEN ROSE) 471 WALKER GAS 173191 WASH-MCADAMS -A- UNIT 63239660 MOSSY GROVE (GLEN ROSE) 471 WALKER GAS 173192 WASH-MCADAMS -A- UNIT 63239222 MOSSY GROVE (EDWARDS LIME) 471 WALKER GAS 189848 WORSHAM UNIT 63239660 MOSSY GROVE (GLEN ROSE) 313 MADISON 03 253311 EQUIPMENT HOT LINE OIL 15495 JACKSON, J.E. UNIT 45423900 JACKSON PASTURE (8440) 071 CHAMBERS GAS 040298 WILCOX, H. C. 91959923 TURTLE BAY (6100) 071 CHAMBERS 03 253316 EQUISTAR CHEMICALS, LP OIL 10752 EQUISTAR CHEMICALS, LP 05651001 BARBERS HILL 071 CHAMBERS OIL 25628 SMITH,LEWIS EDWIN 57562001 MARKHAM 321 MATAGORDA 03 253347 ERGON ENERGY PARTNERS, L.P. OIL 26175 MILL BRANCH OIL UNIT 61422500 MILL BRANCH (YEGUA 4300) 457 TYLER 03 253361 ENSTOR KATY STORAGE & TRANSP LP OIL 22032 BRYAN-JASPER 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND OIL 22033 CHRISTIAN/JASPER 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND OIL 22031 REED, HATTIE B. 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 147904 COMPOSITE STORAGE WELL 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 145738 FEENEY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 147084 FEENEY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 145737 FEENEY, ELIZABETH I. 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 147671 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 147151 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 147152 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 146809 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 190695 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 190696 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 149967 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 150815 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 146671 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 165825 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 146673 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 146181 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 141075 KST KATY 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 105897 REED, HATTIE BLACK G.U. 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND GAS 145740 ROESNER, EARL H. 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND



03 253361 ENSTOR KATY STORAGE & TRANSP LP GAS 189369 WATSON HEIRS 33283360 FULSHEAR (HILLEBRENNER) 157 FORT BEND 03 253365 ERG RESOURCES, L.L.C. OIL 05261 BALDWIN, J. C. FEE A/C 1 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 02279 HANNAH, DAVID, 45-ACRES 43381001 HULL 291 LIBERTY OIL 05369 LIBERTY TOWNSITE UNIT 1 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 04575 PRUITT, MRS. MINNIE, FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 05264 STERLING, A. A. 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 21645 TENNECO-MINNIE PRUITT 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 02674 WILSON, CHAS. FEE 53498001 LIBERTY, SOUTH 291 LIBERTY GAS 107700 BALDWIN, J. C. A/C #1 53498001 LIBERTY, SOUTH 291 LIBERTY GAS 120280 MINNIE PRUITT FEE 53498001 LIBERTY, SOUTH 291 LIBERTY GAS 213676 S/T 125 04291500 ATKINSON ISLAND (FRIO) 071 CHAMBERS GAS 006844 WILSON, CHARLES, FEE 53498240 LIBERTY, SOUTH (EY- 6) 291 LIBERTY 03 253368 ENTERPRISE PRODUCTS OPERATINGLLC OIL 13425 ALLEN, C. H. JR. 10229001 BOLING 481 WHARTON OIL 11320 ALMEDA UNDERGROUND STRG. 71444001 PIERCE JUNCTION 201 HARRIS OIL 22054 ENTERPRISE SWD 05651001 BARBERS HILL 071 CHAMBERS OIL 16106 MONT BELVIEW SALT WATER DISPOSAL 05651001 BARBERS HILL 071 CHAMBERS OIL 13424 PG&E TEXAS GAS STORAGE 10229001 BOLING 481 WHARTON OIL 20494 TAYLOR, E. R. MONITOR 71444001 PIERCE JUNCTION 201 HARRIS OIL 20452 TAYLOR, E.R. ET AL SWD 71444001 PIERCE JUNCTION 201 HARRIS 03 253385 EP ENERGY E&P COMPANY, L.P. OIL 23105 AMOCO FEE 72398969 PORT ARTHUR (6310 MIOCENE) 245 JEFFERSON GAS 228432 BAER RANCH 04937600 BAER RANCH (TEX-MISS #3) 321 MATAGORDA GAS 224434 BP AMERICA A-286 69610600 PATRIOT (3800) 241 JASPER GAS 234088 BP AMERICA A-472 69610600 PATRIOT (3800) 241 JASPER GAS 224960 BP AMERICA A-508 69610600 PATRIOT (3800) 241 JASPER GAS 234089 BP AMERICA A-904 69610600 PATRIOT (3800) 241 JASPER GAS 155515 COYLE CONCORD GU "A" 36236500 GRACELAND (MCVAY) 089 COLORADO 03 253447 ERMIS VACUUM SERVICE, LLC OIL 09749 FERGUSON, J. B. 71340666 PICKETT RIDGE, N. E. (FRIO 4700) 481 WHARTON GAS 166851 DUSON 43836384 HUTCHINS-KUBELA (FRIO 4900) 481 WHARTON GAS 063210 NILSON, A. N. 71337700 PICKETT RIDGE (FRIO 4900) 481 WHARTON GAS 176225 SORREL, FRANK 15310300 CANEY CREEK (FRIO 4100) 481 WHARTON 03 253480 ERNEST OPERATING COMPANY OIL 13253 ARLEDGE "A" 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 16066 AUSLEY 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 16065 BAHLSINGER 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 18367 BALCAR 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 11628 BROWN-RUNNELS UNIT 65607300 NOACK COW HERD (SEG. C) 287 LEE OIL 11433 BROWN, F. D., JR. 65609500 NOACK COW HERD, EAST (NAVARRO) 287 LEE OIL 12280 BROWN, F.D. 65607300 NOACK COW HERD (SEG. C) 287 LEE OIL 11959 DYER "A" 65607500 NOACK COW HERD (3460) 051 BURLESON OIL 13227 FARMER 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 12171 FRITZE 65607500 NOACK COW HERD (3460) 051 BURLESON OIL 11002 HESTER, S. N. 65607500 NOACK COW HERD (3460) 287 LEE OIL 11554 HODGE 65607250 NOACK COW HERD (SEG. B, EAST) 287 LEE OIL 16042 HOTT UNIT 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 11788 KEY 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 20808 KEY, GROVER 97502500 WILLARD (NAVARRO) 051 BURLESON



03 253480 ERNEST OPERATING COMPANY OIL 16515 KOCUREK, KATIE 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 17132 KRENEK 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 11758 LINA 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 12522 MALOY-COFFIELD UNIT 65607500 NOACK COW HERD (3460) 287 LEE OIL 11573 MORGAN, HENRY 65609500 NOACK COW HERD, EAST (NAVARRO) 287 LEE OIL 12991 MORTON "A" 65607500 NOACK COW HERD (3460) 051 BURLESON OIL 18842 MORTON "A" 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 11790 MORTON, JOHNNY 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 11663 NOACK 65607500 NOACK COW HERD (3460) 287 LEE OIL 11379 OWENS 65609500 NOACK COW HERD, EAST (NAVARRO) 287 LEE OIL 12523 PEARSON 65607500 NOACK COW HERD (3460) 051 BURLESON OIL 16127 PERRY 65609500 NOACK COW HERD, EAST (NAVARRO) 051 BURLESON OIL 12416 POOLE, F. M. 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 09856 PRAESEL, ARTHUR 11831500 BRIAR BRANCH (NAVARRO) 051 BURLESON OIL 21476 RICHARDS, L.C. "A" 65609500 NOACK COW HERD, EAST (NAVARRO) 287 LEE OIL 11707 RICHARDS, L.C. ET AL 65609500 NOACK COW HERD, EAST (NAVARRO) 287 LEE OIL 17094 STANLEY "A" 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 14330 STEGMILLER 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 11312 STORK-RICHARDS UNIT 65609500 NOACK COW HERD, EAST (NAVARRO) 287 LEE OIL 11465 STORK-RICHARDS UNIT 65607300 NOACK COW HERD (SEG. C) 287 LEE OIL 12505 TARWATER 65609500 NOACK COW HERD, EAST (NAVARRO) 287 LEE OIL 14051 TARWATER 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 12424 WILLARD & WILLIAMS 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 13070 WILLARD "A" 65607475 NOACK COWHERD(3200) 051 BURLESON OIL 17526 WILLARD "B" 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 20796 WILLARD-KEY UNIT 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 12992 WILLARD, "A" 65607500 NOACK COW HERD (3460) 051 BURLESON OIL 12469 WILLARD, E. R. 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 16989 WILLARD, MORTON 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 16988 WILLARD, RAYMOND 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 11561 WILLIARD 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 25942 WOODS 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 19209 WORMLEY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE GAS 077959 HODGE 65607200 NOACK COWHERD (SEG. B) 287 LEE GAS 071406 NOACK, LEON 65607500 NOACK COW HERD (3460) 287 LEE GAS 076202 PERRY 65609500 NOACK COW HERD, EAST (NAVARRO) 287 LEE GAS 212706 SEBESTA 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON GAS 142783 STANLEY 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON 03 254244 ESCONDIDO PETROLEUM COMPANY, INC OIL 24280 GALLIA 12306001 BROOKSHIRE 473 WALLER OIL 23929 GALLIA ET AL 12306001 BROOKSHIRE 473 WALLER OIL 23681 HARRISON ET AL 12306001 BROOKSHIRE 473 WALLER OIL 24087 KOOMEY 12306001 BROOKSHIRE 473 WALLER OIL 23907 MC CORMICK 12306001 BROOKSHIRE 473 WALLER OIL 24181 NEUMAN 12306001 BROOKSHIRE 473 WALLER OIL 24051 STRUCKFUSS 12306001 BROOKSHIRE 473 WALLER GAS 196139 HARRISON ET AL 12306001 BROOKSHIRE 473 WALLER GAS 179994 MC CORMICK 12314510 BROOKSHIRE DOME (MIOCENE 5-1C) 473 WALLER GAS 185064 MCCORMICK 12314510 BROOKSHIRE DOME (MIOCENE 5-1C) 473 WALLER GAS 188113 MCCORMICK 12314510 BROOKSHIRE DOME (MIOCENE 5-1C) 473 WALLER



03 254277 ESPADA OPERATING LLC GAS 220290 WILBECK GU 96728480 WHARTON, WEST (WILCOX) 481 WHARTON 03 254532 ESTES OPERATING, LLC OIL 20566 EXXON SECTION 1 FEE "A" 95280500 WARREN (7480) 457 TYLER OIL 16812 RICE INSTITUTE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 02672 SOUTH LIBERTY STATE TRACT 3 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 23146 STREETS, DAVIS 53512710 LIBERTY TOWNSITE (YEGUA 10,100) 291 LIBERTY OIL 25208 SUN FEE -A- 07884001 BIG HILL 245 JEFFERSON OIL 12933 TRINITY RIVER "B" ST TRACT 53498001 LIBERTY, SOUTH 291 LIBERTY 03 255133 ETOCO, L.P. OIL 25640 COURTNEY UNIT 60994400 MICHENER (MIDCOX) 457 TYLER OIL 26099 JACKSON/PEACE 85446480 SRALLA ROAD (YEGUA) 201 HARRIS OIL 23966 JESSE BISHOP UNIT 85446249 SRALLA ROAD (JACKSON, SW) 201 HARRIS OIL 23577 JONES UNIT 85446250 SRALLA ROAD (JACKSON, W.) 201 HARRIS OIL 26014 LIGHTNING UNIT 34733600 GIDDINGS (BUDA) 331 MILAM OIL 03976 OAKWOOD REALTY 85195001 SPINDLETOP 245 JEFFERSON OIL 25854 SPITFIRE UNIT 34733600 GIDDINGS (BUDA) 331 MILAM OIL 24007 STATE OF TEXAS DEEP UNIT 85446480 SRALLA ROAD (YEGUA) 201 HARRIS OIL 26042 TOMAHAWK 34733600 GIDDINGS (BUDA) 331 MILAM GAS 210896 AMBROSE/VAN RIET UNIT 99334100 YELLOW ROSE (YEGUA Y-2) 201 HARRIS GAS 150776 DESTEC 45255500 JACINTOPORT (YEGUA) 201 HARRIS GAS 206262 DESTEC 45255500 JACINTOPORT (YEGUA) 201 HARRIS GAS 185740 HOUSTON, SAM UNIT 99334100 YELLOW ROSE (YEGUA Y-2) 201 HARRIS GAS 227960 KAECHELE UNIT 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN GAS 218912 KAECHELE UNIT 67524700 ORANGE HILL, S. (WILCOX STRAY) 015 AUSTIN GAS 185574 KAECHELE UNIT 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN GAS 176226 KAECHELE UNIT 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN GAS 180528 KAECHELE UNIT 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN GAS 171384 KAECHELE UNIT 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN GAS 212003 KAECHELE UNIT 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN GAS 219084 KAECHELE, CHARLES UNIT 67524700 ORANGE HILL, S. (WILCOX STRAY) 015 AUSTIN GAS 206561 KAECHELE, CHARLES UNIT 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN GAS 192086 KAECHELE, CHARLES UNIT 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN GAS 264702 PBR PROPERTIES UNIT 81853500 SEABREEZE, N. (NODOSARIA 2ND SD) 071 CHAMBERS GAS 195495 SCHAER 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN GAS 196881 SCHAER UNIT 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN GAS 199385 SCHAER UNIT 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN GAS 202608 SCHAER UNIT 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN GAS 216469 SCHAER UNIT 67524600 ORANGE HILL, S. (WILCOX 9500) 015 AUSTIN GAS 182406 WALKER 26876700 DYERSDALE (WILCOX 12100) 201 HARRIS GAS 208410 WALKER 26876700 DYERSDALE (WILCOX 12100) 201 HARRIS 03 255456 EVANS, S. LAVON JR. OPER. CO. GAS 254918 LLSE MILLER 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON 03 256489 EVERGREEN ENERGY, INC. OIL 01113 CONTINENTAL OIL CO. 22897001 DAMON MOUND 039 BRAZORIA OIL 01115 HARRISON 22897001 DAMON MOUND 039 BRAZORIA OIL 01105 MASTERSON IRR. CO. FARM -B- 22897001 DAMON MOUND 039 BRAZORIA GAS 234972 COULTER, JOHN 00006001 WILDCAT 473 WALLER GAS 234959 COULTER, JOHN UNIT 48278850 KATY (WILCOX CONS.) 473 WALLER 03 256681 EVOLUTION OPERATING CO., INC. OIL 22446 APPELT 'G' 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 256681 EVOLUTION OPERATING CO., INC. OIL 21117 DOLORES 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22195 DONELLA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25300 FALCO, MARION 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21552 MCGEE-THOMPSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21502 MORGAN-KOVAR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24011 SELECTED LANDS UNIT #1 44640275 IOLA (GEORGETOWN) 185 GRIMES OIL 22852 SELECTED LANDS UNIT #2 44640275 IOLA (GEORGETOWN) 185 GRIMES OIL 26252 SUPAK-BRINKMAN 07728600 BIG -A- TAYLOR 051 BURLESON OIL 26159 SUPAK-BRINKMAN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13917 URBANOVSKY-BRYANT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 157492 CORLEY 44640275 IOLA (GEORGETOWN) 185 GRIMES GAS 152854 EXACTA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 151747 PHILIP DL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 236004 WILLIAMS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS 03 257042 EXPLORATION TECHNIQUES INC. OIL 25390 KEEN 17949001 CHRIESMAN 331 MILAM 03 257054 EXTENERGY, L.P. OIL 10622 VAN DER VAART 39601330 HASTINGS, S.E.(F-46,SEG.A UP) 167 GALVESTON GAS 061578 VAN DER VAART UNIT 39601335 HASTINGS, S. E. (F-46 SEG A LO) 167 GALVESTON GAS 215093 WILLAERT & DURANT 39601330 HASTINGS, S.E.(F-46,SEG.A UP) 167 GALVESTON 03 257068 EXPRESS OIL CO. OIL 22518 SCHOENEMAN, R. 74106200 RACCOON BEND (GOTOSKY) 015 AUSTIN 03 257082 EXPRO ENGINEERING, INC. OIL 24941 J. C LEWIS SW 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA OIL 24940 J. C. LEWIS 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA OIL 16593 LEWIS-MCDONALD 26512600 DUNCAN SLOUGH, SW (FRIO 2) 321 MATAGORDA OIL 13685 STODDARD "A" 12907500 BUCKEYE (10,000) 321 MATAGORDA OIL 10549 WADSWORTH 61054630 MIDFIELDS, SW (9300) 321 MATAGORDA GAS 202774 ALLEGRO-BUCKEYE 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 057730 BUCKEYE 97863485 WILSON CREEK (FRIO 10400) 321 MATAGORDA GAS 249828 J.C. LEWIS 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 212981 LEWIS, J. C. 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 160251 LEWIS, J. C. 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 214657 LEWIS, J. C. 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 217099 LEWIS, J. C. "C" 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 196037 SANTOS-BUCKEYE 36361075 GRAND SLAM (CLAUGHTON) 321 MATAGORDA GAS 188108 SANTOS-LEWIS GU 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 188995 SANTOS-LEWIS GU 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 006036 STODDARD -A- 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 147005 STODDARD-LEWIS UNIT 26506050 DUNCAN SLOUGH (FRIO CONS.) 321 MATAGORDA GAS 094134 WATSON, F M, TRUST ET AL "B" 78873700 RUGELEY, N. (13100) 321 MATAGORDA 03 257128 EXXON MOBIL CORPORATION OIL 16926 KATY GAS CYCLING PLANT SWD 48278544 KATY (I-B) 473 WALLER 03 257129 EXXONMOBIL PIPELINE COMPANY OIL 11279 MT. BELVIEU STORAGE 05651001 BARBERS HILL 071 CHAMBERS 03 257155 EXXONMOBIL OIL CORPORATION OIL 26174 HULL SWD 43381001 HULL 199 HARDIN OIL 11285 HULL UNDERGROUND STRG. 43381001 HULL 291 LIBERTY 03 257264 F & J PETROLEUM COMPANY OIL 11228 MAULDIN, MONROE 61353500 MILBUR, SE. (NAVARRO -A-) 051 BURLESON



03 257264 F & J PETROLEUM COMPANY OIL 11425 SPECKMAN, ELSIE 61353500 MILBUR, SE. (NAVARRO -A-) 051 BURLESON 03 257281 F.I.G. ENERGY, LLC OIL 13848 BRICE 06129001 BATSON OLD 199 HARDIN OIL 05198 PARAFFINE OIL CORPORATION 06115001 BATSON NEW 199 HARDIN OIL 16547 ROARK, ALF 06129001 BATSON OLD 199 HARDIN OIL 24955 SCHULTZ, W. OL 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE GAS 137993 BAYER, G. 23861400 DECKERS PRAIRIE (LA GLORIA LWR.) 339 MONTGOMERY GAS 155426 BAYER, G. 23861400 DECKERS PRAIRIE (LA GLORIA LWR.) 339 MONTGOMERY GAS 205577 CALHOUN, F. D. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 203178 CALHOUN, F. D. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 202564 CLAY FARMS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 220415 CLAY FARMS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 203174 GONZALES, RITA 10073495 BOBCAT RUN (YEGUA) 361 ORANGE GAS 178320 HUTCHINS-SEALY 20213498 CONROE, NORTH (9,250) 339 MONTGOMERY GAS 196459 HUTCHINS-SEALY 20213664 CONROE, NORTH (10,600 WILCOX) 339 MONTGOMERY GAS 155147 MICHEL ET AL 23861800 DECKERS PRAIRIE (WILCOX) 339 MONTGOMERY GAS 154819 MICHEL, M. C. GAS UNIT 23861974 DECKERS PRAIRIE (WILCOX 10750) 339 MONTGOMERY GAS 156552 PARAFFINE OIL CORPORATION 06115001 BATSON NEW 199 HARDIN GAS 211914 PATRIOT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 203434 RIPTOE, ETHEL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 132298 SCHAWE 46295100 JERRY'S QUARTERS (A C 11900) 051 BURLESON GAS 189057 SCHWARTZ 64616300 NAVASOTA RIVER (CRETACEOUS LWR.) 477 WASHINGTON GAS 135171 STEELE, N. RUTH 23861400 DECKERS PRAIRIE (LA GLORIA LWR.) 339 MONTGOMERY GAS 220428 WENDLER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON 03 259789 FAIRWAYS OFFSHORE EXPL., INC. GAS 096388 ST. TR. 366-L NW/4 61041200 MIDDLE BANK REEF (MIOCENE 6000) 039 BRAZORIA 03 259796 FAIRWAYS EXPLORATION & PROD, LLC OIL 26272 GALLO 33822500 GALLO (FRIO B-15) 071 CHAMBERS GAS 266927 BLACK STONE A-535 00006001 WILDCAT 199 HARDIN GAS 265899 ETOC 72340500 POPEYE 199 HARDIN GAS 258482 LEMONVILLE 10073495 BOBCAT RUN (YEGUA) 361 ORANGE GAS 258491 STARK 19472495 COLE CREEK (YEGUA) 361 ORANGE 03 259808 FAITH ENERGY EXPLORATION, INC. GAS 089751 VINSON, RUBY 25645200 DOUBLE A WELLS (2150) 373 POLK 03 259871 FALCON OIL & GAS COMPANY, INC. GAS 130568 VAN BIBBER GAS UNIT 18992304 CLINTON (MIOCENE 2700) 201 HARRIS 03 261273 FAMCOR OIL, INC. OIL 25409 BLACK STONE -E- 00420664 ACE, NORTH (4830) 373 POLK OIL 24026 BLACK STONE F 48961200 KENNETH REISS (FIRST WILCOX) 373 POLK OIL 24192 BLACK STONE G 69579510 PATRICIA RAY (1ST YEGUA) 373 POLK OIL 24624 BLACK STONE K 81676400 SCHWAB (WILCOX) 373 POLK OIL 24509 BLACK STONE MINERALS "J" 52098495 LARRY DRAKE (YEGUA) 373 POLK OIL 25978 BOTTOMS 19603001 COLINE 407 SAN JACINTO OIL 24428 BSM "C" 00420083 ACE, NORTH (WILCOX) 373 POLK OIL 25907 CARROLL 00006001 WILDCAT 373 POLK OIL 26286 CARROLL-BSMC 69579510 PATRICIA RAY (1ST YEGUA) 373 POLK OIL 25811 COPELAND CREEK 69579510 PATRICIA RAY (1ST YEGUA) 373 POLK OIL 25996 COPELAND CREEK 54193715 LIVINGSTON (YEGUA 4050) 373 POLK OIL 25913 COPELAND CREEK 62888001 MORGANS CREEK 373 POLK OIL 25707 COPELAND CREEK 35820001 GOODRICH 373 POLK



03 261273 FAMCOR OIL, INC. OIL 25912 COPELAND CREEK 54193770 LIVINGSTON (YEGUA 4100) 373 POLK OIL 25558 FINCH 00420083 ACE, NORTH (WILCOX) 373 POLK OIL 26282 FINCH 00420332 ACE, NORTH (4350) 373 POLK OIL 25412 GOLDEN UNIT 31532200 FLORES (WX CONSOLIDATED-3) 407 SAN JACINTO OIL 25341 HARDER 35820750 GOODRICH (3400) 373 POLK OIL 25238 IRON MOUNTAIN "D" 00420830 ACE, NORTH (4850) 373 POLK OIL 24578 IRON MOUNTAIN A 69579510 PATRICIA RAY (1ST YEGUA) 373 POLK OIL 09684 KIRBY LUMBER CO. 00420498 ACE, NORTH (4810) 373 POLK OIL 23744 KIRBY LUMBER COMPANY 48961250 KENNETH REISS (WILCOX) 373 POLK OIL 25843 KNIGHT 08030275 BIG SANDY (COCKFIELD) 373 POLK OIL 26018 MOORE 19609333 COLINE, WEST (YEGUA -B-) 407 SAN JACINTO OIL 26136 NEBLETTS CREEK 67060690 OLD WAVERLY (YEGUA 4400) 407 SAN JACINTO OIL 25810 OVERTON 35820001 GOODRICH 373 POLK OIL 24753 ROBERTS/DUKE 83824075 SIX LAKES (COCKFIELD) 291 LIBERTY OIL 21114 SANTA FE 48961250 KENNETH REISS (WILCOX) 373 POLK OIL 21454 SANTA FE "C" 48961250 KENNETH REISS (WILCOX) 373 POLK OIL 21323 SANTA FE B-2 48961250 KENNETH REISS (WILCOX) 373 POLK OIL 25357 SOUTHLAND 35820001 GOODRICH 373 POLK OIL 26097 SOUTHLAND 54193715 LIVINGSTON (YEGUA 4050) 373 POLK OIL 25410 SOUTHLAND 35820750 GOODRICH (3400) 373 POLK GAS 206881 ALLAR 83047400 SHEPHERD (WX CONS) 407 SAN JACINTO GAS 211961 ALLAR 83047400 SHEPHERD (WX CONS) 407 SAN JACINTO GAS 259908 ALLAR DEEP 83047400 SHEPHERD (WX CONS) 407 SAN JACINTO GAS 162282 BERRY UNIT 97212300 WICKIZER (WX CONS) 339 MONTGOMERY GAS 269188 BLACK BRANCH 67060705 OLD WAVERLY (YEGUA 4550) 407 SAN JACINTO GAS 185951 BLACK STONE D 00420664 ACE, NORTH (4830) 373 POLK GAS 264127 BOTTOMS 19609333 COLINE, WEST (YEGUA -B-) 407 SAN JACINTO GAS 262651 BOTTOMS 43312495 HUGHART (YEGUA 4850) 407 SAN JACINTO GAS 264446 BOTTOMS 19609333 COLINE, WEST (YEGUA -B-) 407 SAN JACINTO GAS 250669 CANNON 83047400 SHEPHERD (WX CONS) 407 SAN JACINTO GAS 271547 CARROLL 22821750 DALLARDSVILLE (3160) 373 POLK GAS 203097 CARTER/BSM 54193854 LIVINGSTON (2220) 373 POLK GAS 248262 ELMORE "C" 31532200 FLORES (WX CONSOLIDATED-3) 407 SAN JACINTO GAS 234687 ELMORE, INEZ B. 31532200 FLORES (WX CONSOLIDATED-3) 407 SAN JACINTO GAS 126746 ELMORE, INEZ B. 31532348 FLORES (10-E) 407 SAN JACINTO GAS 205143 ELMORE, INEZ B. 31532200 FLORES (WX CONSOLIDATED-3) 407 SAN JACINTO GAS 269189 GIBBS 29725001 EVERGREEN 407 SAN JACINTO GAS 262307 GIBBS 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 209872 GOLDEN 31532200 FLORES (WX CONSOLIDATED-3) 407 SAN JACINTO GAS 250512 GRIGGS 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 218919 HOOD 83047400 SHEPHERD (WX CONS) 407 SAN JACINTO GAS 199230 HOOD 83047400 SHEPHERD (WX CONS) 407 SAN JACINTO GAS 247909 HOUGHTON 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 263172 HOUGHTON 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 264042 HOUGHTON 29725001 EVERGREEN 407 SAN JACINTO GAS 203096 KIRBY FOREST INDUSTRIES "C" 00420830 ACE, NORTH (4850) 373 POLK GAS 223945 KIRBY LUMBER CO. 00418800 ACE (4050) 373 POLK GAS 169889 KRIEGER, ROOTH 12915500 BUCKEYE, WEST (7900) 321 MATAGORDA GAS 250896 NUTT 83047400 SHEPHERD (WX CONS) 407 SAN JACINTO GAS 204356 OGLETREE 83047400 SHEPHERD (WX CONS) 407 SAN JACINTO



03 261273 FAMCOR OIL, INC. GAS 199229 OGLETREE 83047400 SHEPHERD (WX CONS) 407 SAN JACINTO GAS 232648 OGLETREE 97538480 WILLIAM HANKERSON (WILCOX 9500) 407 SAN JACINTO GAS 158663 SABINE 69607450 PATRICK P. RAY (WILCOX 10,000) 339 MONTGOMERY GAS 143198 SABINE CORP. 69607500 PATRICK P. RAY (WILCOX 10,300) 339 MONTGOMERY GAS 250690 SANRAY 83047400 SHEPHERD (WX CONS) 407 SAN JACINTO GAS 212146 SANRAY 83047400 SHEPHERD (WX CONS) 407 SAN JACINTO GAS 255957 SANTA FE "B" 00420250 ACE, NORTH (3200) 373 POLK GAS 247411 TEMPLE 19428970 COLD SPRINGS (5865) 407 SAN JACINTO GAS 269779 TEMPLE 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 249149 TEMPLE 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 209125 USA EVERGREEN 43312495 HUGHART (YEGUA 4850) 407 SAN JACINTO GAS 247543 VANN 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 255285 VANN 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 261215 VANN 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 249154 VANN 19428100 COLD SPRINGS (WILCOX, CONS.) 407 SAN JACINTO GAS 174378 WICKIZER UNIT 97212300 WICKIZER (WX CONS) 339 MONTGOMERY 03 263701 FAULCONER, VERNON E., INC. OIL 11611 MCWHORTER, B.D. 66082200 NORTH ZULCH (L-D-B-G) 313 MADISON GAS 067317 ADAMS, O.P.R. 43385650 HULL, SOUTH (YEGUA 9550) 291 LIBERTY GAS 131950 AMMANN, HOMER TRUST 59416200 MCFARLAN (COOK MOUNTAIN) 481 WHARTON GAS 090403 ANICO UNIT 22876750 DAMASCUS (WOODBINE 9330) 373 POLK GAS 134106 BELL FARM 72481500 PORTER'S CREEK (YEGUA) 481 WHARTON GAS 161295 BIG INCH 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 080716 BIRCH, R. E. 22876700 DAMASCUS (WOODBINE 9300) 373 POLK GAS 105098 BIRCH, R.E. GAS UNIT 22876500 DAMASCUS (SEAMANS) 373 POLK GAS 006480 BLANKE 38693076 HANKAMER (CIB #10 & TEX MISS) 291 LIBERTY GAS 007097 BYARS, HELEN 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 206138 CALLISON GAS UNIT 1 74993520 RAYWOOD (COOK MTN. 11200) 291 LIBERTY GAS 115063 CAMPBELL ETAL 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 133688 CARRIERE-HENDERSON 72481500 PORTER'S CREEK (YEGUA) 481 WHARTON GAS 135999 CARRIERE-NITSCH 72481500 PORTER'S CREEK (YEGUA) 481 WHARTON GAS 135650 CARRIERE, EVELYN C. ET AL 72481500 PORTER'S CREEK (YEGUA) 481 WHARTON GAS 090567 CARTER BROS 22876750 DAMASCUS (WOODBINE 9330) 373 POLK GAS 102341 CARTER BROS. GAS UNIT NO. 5 22876500 DAMASCUS (SEAMANS) 005 ANGELINA GAS 102051 CARTER BROS. GAS UNIT 6 22876750 DAMASCUS (WOODBINE 9330) 005 ANGELINA GAS 099304 CARTER BROTHERS GAS UNIT 2 22876750 DAMASCUS (WOODBINE 9330) 005 ANGELINA GAS 075522 CLIFTON R. KLEB 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 089400 CROW GAS UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 062798 CROW GAS UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 137752 DOROTIK, JEROME 02391250 AMMANN, NORTH (COOK MOUNTAIN) 481 WHARTON GAS 083222 DORRANCE 22876750 DAMASCUS (WOODBINE 9330) 373 POLK GAS 078511 DORRANCE UNIT 22876600 DAMASCUS (WOODBINE) 373 POLK GAS 270968 DUNCAN 00006001 WILDCAT 481 WHARTON GAS 167982 DUNCAN 27808088 EGYPT, N. (COOK MTN RA) 481 WHARTON GAS 168092 DUNCAN 27808088 EGYPT, N. (COOK MTN RA) 481 WHARTON GAS 164835 DUNCAN 27808075 EGYPT, N. (COOK MTN.) 481 WHARTON GAS 171875 DUNCAN 27808089 EGYPT, N. (COOK MTN. RB) 481 WHARTON GAS 178217 FARRIS 74994150 RAYWOOD, N. (COOK MTN., LOWER) 291 LIBERTY GAS 157767 FENNER 35594830 GOLDEN ROD (3800) 481 WHARTON GAS 137440 FENNER 55031800 LOST FORK (YEGUA 6800) 481 WHARTON



03 263701 FAULCONER, VERNON E., INC. GAS 171618 FENNER-MORTON 55031800 LOST FORK (YEGUA 6800) 481 WHARTON GAS 140106 FENNER-MORTON 55031800 LOST FORK (YEGUA 6800) 481 WHARTON GAS 138433 FENNER, K. 55031800 LOST FORK (YEGUA 6800) 481 WHARTON GAS 138436 FENNER, K. 55031800 LOST FORK (YEGUA 6800) 481 WHARTON GAS 169415 FENNER, KATHERINE GAS UNIT 1 55031800 LOST FORK (YEGUA 6800) 481 WHARTON GAS 132847 FUCIK, DAVID 02392250 AMMANN, SOUTH (COOK MOUNTAIN) 481 WHARTON GAS 007099 FUHLBERG, JAS., GAS UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 132219 HAHN, PETER H. ET AL UNIT 72481500 PORTER'S CREEK (YEGUA) 481 WHARTON GAS 132532 HALAMICEK, J. A. ET AL UNIT 72481500 PORTER'S CREEK (YEGUA) 481 WHARTON GAS 118621 HALL 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 140577 HALL, D. R. 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 089399 HALL, GRACE GAS UNIT NO. 2 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 072890 HALL, GRACE UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 086934 HALL, GRACE UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 075523 HALL,GRACE 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 170803 HANCOCK 27807075 EGYPT (COOK MTN) 481 WHARTON GAS 188956 HARTMAN, ROBERT 74993423 RAYWOOD (COOK MTN. 10,850) 291 LIBERTY GAS 210921 HCWD-58 74691100 RANKIN (COOK MTN. IV) 201 HARRIS GAS 166334 HEBERT, EMILE 74994150 RAYWOOD, N. (COOK MTN., LOWER) 291 LIBERTY GAS 209682 HOLMES 74691100 RANKIN (COOK MTN. IV) 201 HARRIS GAS 176208 HOLT, JAMES I. ET UX 72481500 PORTER'S CREEK (YEGUA) 481 WHARTON GAS 186625 HOLT, JAMES I. ET UX 72481495 PORTER'S CREEK (DY-5) 481 WHARTON GAS 136099 HOLT, JAMES I. ET UX 72481500 PORTER'S CREEK (YEGUA) 481 WHARTON GAS 126337 HULL 43396700 HULL AIRPORT (YEGUA 8660) 157 FORT BEND GAS 252295 ILSE-MILLER 65227825 NEW TAITON (YEGUA 7550) 481 WHARTON GAS 061913 JOHNSTON GAS UNIT 56590650 MADISONVILLE (LEWISVILLE 8400) 313 MADISON GAS 007107 JOHNSTON UNIT #1 56590270 MADISONVILLE (DEXTER 8800) 313 MADISON GAS 102672 KLEB, CLIFTON R. 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 199708 LICHNOVSKY 02394200 AMMANN, WEST (COOK MOUNTAIN) 481 WHARTON GAS 132474 MADOLE, A. D. GAS UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 007100 MADOLE, A. D., GAS UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 116822 MATHIS, J. F. UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 196792 MCWHORTER 74691100 RANKIN (COOK MTN. IV) 201 HARRIS GAS 135998 MEEK, ROBERT E. 72481500 PORTER'S CREEK (YEGUA) 481 WHARTON GAS 128345 MERTA, CELESTINA ET AL 76852800 RIO LOCO (YEGUA) 481 WHARTON GAS 125668 MILLER, ILSE 86147100 STIMMEL (OUTLAR) 481 WHARTON GAS 168196 NAISER-STOVALL GAS UNIT 17857600 CHITLAND CREEK (YEGUA 7770) 481 WHARTON GAS 133377 NAISER, J. E. ESTATE 63277500 MOTT SLOUGH (YEGUA) 481 WHARTON GAS 133342 NAISER, J. E. ESTATE 63277500 MOTT SLOUGH (YEGUA) 481 WHARTON GAS 215715 NAISER, J. E. ESTATE GAS UNIT 63277500 MOTT SLOUGH (YEGUA) 481 WHARTON GAS 127323 NAISER, J. E. ET AL 76852800 RIO LOCO (YEGUA) 481 WHARTON GAS 131991 NAISER, J.E. ESTATE 63277500 MOTT SLOUGH (YEGUA) 481 WHARTON GAS 162017 NORTHINGTON 27807075 EGYPT (COOK MTN) 481 WHARTON GAS 074587 PAYNE, W. W. UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 087397 PAYNE, W.W. 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 183996 PRYOR TRUST 65227722 NEW TAITON (WILCOX) 481 WHARTON GAS 148926 RICHTER 63277500 MOTT SLOUGH (YEGUA) 481 WHARTON GAS 130070 RICHTER-NILES 72481500 PORTER'S CREEK (YEGUA) 481 WHARTON GAS 168100 SAINT JOHN CATHOLIC CHURCH UNIT 63277500 MOTT SLOUGH (YEGUA) 481 WHARTON GAS 134366 SCHNEIDER, EDDIE L. ET AL 72481500 PORTER'S CREEK (YEGUA) 481 WHARTON



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03 273888 FLINT HILLS RES PT ARTHUR, LLC OIL 22595 T.T.CO.FEE NCT-2 84693001 SOUR LAKE 199 HARDIN OIL 22596 T.T.CO.FEE NCT-3 84693001 SOUR LAKE 199 HARDIN OIL 22597 T.T.CO.FEE NCT-4 84693001 SOUR LAKE 199 HARDIN 03 275368 FOOTHILL ENERGY, LLC OIL 21727 KELLY 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 150662 KELLY "B" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 131894 LIBERTY 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 132533 LIBERTY, E. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 130884 LIBERTY, E. P. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 131164 LIBERTY, EDWIN P. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 133664 LIBERTY, P. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP 03 275465 FOOTHILLS TEXAS, INC. OIL 01820 BARTLETT 35862001 GOOSE CREEK 201 HARRIS OIL 01838 BAY & BAYOU 35863001 GOOSE CREEK, EAST 201 HARRIS OIL 01753 BUSCH, H., ETAL 35862001 GOOSE CREEK 201 HARRIS OIL 23127 CHEVRON FEE 81057487 SARATOGA (WILCOX L) 199 HARDIN OIL 22974 CHEVRON FEE 81057475 SARATOGA (WILCOX) 199 HARDIN OIL 01745 GAILLARD 35862001 GOOSE CREEK 201 HARRIS OIL 01794 GAILLARD PENINSULA 35862001 GOOSE CREEK 201 HARRIS OIL 01792 GAILLARD, J. 25-ACRE 35862001 GOOSE CREEK 201 HARRIS OIL 01755 GILLETTE, M. 35862001 GOOSE CREEK 201 HARRIS OIL 25063 GRAY ROCK 18929900 CLEVELAND (5800) 291 LIBERTY OIL 20740 HARRELL, JANNA 35862001 GOOSE CREEK 201 HARRIS OIL 19173 HOG ISLAND FEE 35862001 GOOSE CREEK 201 HARRIS OIL 00727 KIRBY LUMBER CO. ETAL -C- 18929001 CLEVELAND 291 LIBERTY OIL 01827 PEDEN, E. A., FEE NCT-1 35862001 GOOSE CREEK 201 HARRIS OIL 01758 RUCKER-SCHILLING 35862001 GOOSE CREEK 201 HARRIS OIL 01759 SCHILLING, JOHN 35862001 GOOSE CREEK 201 HARRIS OIL 01799 SIMMS-SCHILLING 35862001 GOOSE CREEK 201 HARRIS OIL 01800 SIMMS-SWEET 35862001 GOOSE CREEK 201 HARRIS OIL 01760 SMITH, A. -B- 35862001 GOOSE CREEK 201 HARRIS OIL 01761 SMITH, A. -C- 35862001 GOOSE CREEK 201 HARRIS OIL 01762 SMITH, ASHBEL 35862001 GOOSE CREEK 201 HARRIS OIL 01840 SMITH, ASHBEL 35863001 GOOSE CREEK, EAST 201 HARRIS OIL 01809 SMITH, ASHBEL #2 35862001 GOOSE CREEK 201 HARRIS OIL 01810 SMITH, ASHBEL-SUN 35862001 GOOSE CREEK 201 HARRIS OIL 01764 WRIGHT, A. -B- 35862001 GOOSE CREEK 201 HARRIS OIL 01765 WRIGHT, A. -D- 35862001 GOOSE CREEK 201 HARRIS OIL 01766 WRIGHT, A. -E- 35862001 GOOSE CREEK 201 HARRIS OIL 01822 WRIGHT, M. & G. 35862001 GOOSE CREEK 201 HARRIS GAS 230806 ASHBEL SMITH UNIT 35862001 GOOSE CREEK 201 HARRIS GAS 228786 SMITH, ASHBEL II 35862001 GOOSE CREEK 201 HARRIS GAS 204900 SMITH, ASHBEL 2 35862001 GOOSE CREEK 201 HARRIS GAS 210951 SMITH, ASHBEL 2 35862001 GOOSE CREEK 201 HARRIS GAS 211019 SMITH, ASHBEL 2 35862001 GOOSE CREEK 201 HARRIS GAS 209686 SMITH, ASHBEL 2 35862001 GOOSE CREEK 201 HARRIS 03 275625 FORCE 5 ENERGY, LLC OIL 12156 FANNIN, M.G. UNIT #2 23562900 DAY (WOODBINE) 313 MADISON 03 275678 FORE OIL, LLC OIL 24670 DAVIS, E F 57234400 MANVEL, E. (OAKVILLE #3) 039 BRAZORIA



03 275678 FORE OIL, LLC GAS 071991 HUNN 27316742 EASTER (2200) 089 COLORADO 03 276105 FORESTAR PETROLEUM CORPORATION GAS 101641 PHILIPS, VASTINE 34733620 GIDDINGS (EDWARDS, GAS) 149 FAYETTE GAS 103768 PHILLIPS-RAUCH UNIT 34733620 GIDDINGS (EDWARDS, GAS) 149 FAYETTE 03 277908 FORT APACHE ENERGY, INC. OIL 25455 BLOXSOM 76382050 RICH RANCH (COOK MTN.) 291 LIBERTY OIL 22052 CASTRO OIL UNIT NO. 2 25651111 DOUBLE BAYOU (FRIO A) 071 CHAMBERS OIL 24103 CASTRO SWD 25651111 DOUBLE BAYOU (FRIO A) 071 CHAMBERS OIL 22893 CASTRO UNIT NO. 3 25651111 DOUBLE BAYOU (FRIO A) 071 CHAMBERS OIL 18354 EXXON #5 25651111 DOUBLE BAYOU (FRIO A) 071 CHAMBERS OIL 24282 PENN-CAT 76383505 RICH RANCH, N. (Y6D-OIL) 291 LIBERTY OIL 26142 TRISTEN TEJAS 08054480 BIG THICKET (YEGUA 4950) 457 TYLER GAS 201494 ALLAR 01978498 ALTA LOMA (WEITING, LOWER) 167 GALVESTON GAS 201493 ALLAR 01985775 ALTA LOMA, SW (12650) 167 GALVESTON GAS 212564 BLOXSOM, A. 55801495 LURA MIRE (YEGUA) 291 LIBERTY GAS 172468 CASTRO GAS UNIT #2 25651327 DOUBLE BAYOU (FRIO 7) 071 CHAMBERS GAS 172469 CASTRO GAS UNIT #2 25651666 DOUBLE BAYOU (FRIO 8700) 071 CHAMBERS GAS 148001 CASTRO UNIT NO. 1 25651327 DOUBLE BAYOU (FRIO 7) 071 CHAMBERS GAS 206976 DANIEL,GOVERNOR BILL SECTION 161 65768900 NOLTE MARSH (YEGUA 13000) 291 LIBERTY GAS 152795 NELSON TRUST 55045240 LOST RANCH (LY-4 YEGUA) 291 LIBERTY GAS 166202 NELSON TRUST 00006001 WILDCAT 291 LIBERTY GAS 249550 ORTEGO 01983700 ALTA LOMA, S. (TACQUARD) 167 GALVESTON GAS 177604 RUNNELLS 04135200 ASHWOOD (FRIO 9020) 321 MATAGORDA GAS 110853 STOESSER ET AL UNIT 76382050 RICH RANCH (COOK MTN.) 291 LIBERTY GAS 258982 TYTEX WELL NO. 1 GAS UNIT 00006001 WILDCAT 071 CHAMBERS 03 278196 FORT WORTH NATURAL GAS, INC. OIL 20704 KILLIAN 47391001 JOYCE RICHARDSON 201 HARRIS OIL 11209 KILLIAN 47391800 JOYCE RICHARDSON (6900 YEGUA) 201 HARRIS OIL 12397 KILLIAN "A" 47391800 JOYCE RICHARDSON (6900 YEGUA) 201 HARRIS OIL 13097 MAXWELL, P. D. 47391001 JOYCE RICHARDSON 201 HARRIS OIL 11907 MAXWELL, P.D. 47391800 JOYCE RICHARDSON (6900 YEGUA) 201 HARRIS OIL 20552 MAXWELL, P.D. "D" 47391800 JOYCE RICHARDSON (6900 YEGUA) 201 HARRIS OIL 12342 PADDOCK RANCH 47391800 JOYCE RICHARDSON (6900 YEGUA) 201 HARRIS 03 278755 FORTUNE RESOURCES LLC OIL 24679 NANTUS 94543945 WADSWORTH (11380) 321 MATAGORDA GAS 205482 LHA 98290284 WITHERS, NORTH (-F-) 481 WHARTON 03 278766 FORTUNE OPERATING COMPANY GAS 250182 SKYLAR 81097700 SARGENT (6060) 321 MATAGORDA GAS 234362 SKYLAR 81097850 SARGENT (6525) 321 MATAGORDA 03 278837 FORZA OPERATING, LLC OIL 25236 DONNER GAS UNIT 25631600 DOTY, E. (NODOSARIA 7930) 361 ORANGE OIL 25072 FITZHUGH ET AL 62868500 MORGAN BLUFF (HACKBERRY) 361 ORANGE 03 278838 FOSSIL OIL OPERATING, LLC GAS 244805 HORELICA UNIT "A" 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 176224 HORELICA UNIT "A" 20385300 COOLEY (MEEK SAND) 157 FORT BEND 03 280875 FOUNDATION ENERGY MANAGEMENT LLC OIL 14247 BERGMAN 20510750 COPELAND CREEK (3200 SAND) 373 POLK OIL 19384 BERGMAN 20510800 COPELAND CREEK (4068) 373 POLK OIL 10759 BOLES, ALFRED ET AL UNIT 20510750 COPELAND CREEK (3200 SAND) 373 POLK OIL 19381 GRANBURY 20510750 COPELAND CREEK (3200 SAND) 373 POLK



03 280875 FOUNDATION ENERGY MANAGEMENT LLC OIL 19731 GRANBURY "A" 20510750 COPELAND CREEK (3200 SAND) 373 POLK OIL 11494 GRANBURY, C. B. ET AL 20510750 COPELAND CREEK (3200 SAND) 373 POLK OIL 20295 HOLLIDAY, R.C. UNIT 91622300 TSUNAMI (JACKSON 3190) 373 POLK OIL 20152 LAROE, J. M. UNIT 91622300 TSUNAMI (JACKSON 3190) 373 POLK OIL 20253 MAYES UNIT #2 91622300 TSUNAMI (JACKSON 3190) 373 POLK OIL 19877 MAYES, J.B. UNIT 91622300 TSUNAMI (JACKSON 3190) 373 POLK OIL 13884 PIXLEY 20510750 COPELAND CREEK (3200 SAND) 373 POLK 03 280941 FOUNDATION OIL COMPANY, INC. OIL 21815 ARCO FEE 46951500 JOHN VICKERS (WILCOX 10,300) 199 HARDIN OIL 23818 ARCO-VICKERS 46951500 JOHN VICKERS (WILCOX 10,300) 199 HARDIN OIL 25209 BP FEE 83586846 SILSBEE, NORTH (YEGUA 7-B) 199 HARDIN OIL 25118 BP VICKERS 'D' 83586846 SILSBEE, NORTH (YEGUA 7-B) 199 HARDIN OIL 25222 BP VICKERS "A" 83586470 SILSBEE, NORTH (YEGUA 4-B) 199 HARDIN OIL 25120 BP VICKERS "A" 83586423 SILSBEE, NORTH (YEGUA 4-A) 199 HARDIN OIL 24903 BP VICKERS "A" 83586564 SILSBEE, NORTH (YEGUA 4-D) 199 HARDIN OIL 25602 BP VICKERS "E" 83586611 SILSBEE, NORTH (YEGUA 4-F) 199 HARDIN OIL 25363 BP VICKERS "F" 83586893 SILSBEE, NORTH (YEGUA 7-C) 199 HARDIN OIL 25491 BP VICKERS "G" 83586188 SILSBEE, NORTH (YEGUA 2) 199 HARDIN OIL 24958 BP VICKERS C 93668630 VICKERS (YEGUA 4 7500) 199 HARDIN OIL 25323 KIRBY LUMBER CO 83586564 SILSBEE, NORTH (YEGUA 4-D) 199 HARDIN OIL 23492 KIRBY LUMBER COMPANY 126A 83586141 SILSBEE, NORTH (YEGUA 1) 199 HARDIN OIL 09775 KIRBY LUMBER CORP. TR. 126-A 83586188 SILSBEE, NORTH (YEGUA 2) 199 HARDIN OIL 10373 OVERSTREET ET AL 82140624 SEGNO (YEGUA 5200) 373 POLK OIL 21847 VICKERS 46951510 JOHN VICKERS (WILCOX 10,400) 199 HARDIN OIL 21435 VICKERS - ARCO FEE 46951510 JOHN VICKERS (WILCOX 10,400) 199 HARDIN OIL 24705 VICKERS, B. P. 93668568 VICKERS (YEGUA 3 7300) 199 HARDIN OIL 25190 VICKERS, BP 'E' 83586564 SILSBEE, NORTH (YEGUA 4-D) 199 HARDIN GAS 245408 BP FEE SWD 64904500 NELSON-SILSBEE (3690) 199 HARDIN GAS 046471 VICKERS 46951250 JOHN VICKERS (WILCOX 9,800) 199 HARDIN 03 284921 FREDCO OIL 18833 JONES "A" 55125200 LOUISE, SOUTH (FRIO 5450) 481 WHARTON GAS 117217 HUDGINS ESTATE UNIT 55125125 LOUISE, S. (FRIO 5350 STRAY) 481 WHARTON GAS 173199 JONES "A" 55125125 LOUISE, S. (FRIO 5350 STRAY) 481 WHARTON GAS 164274 JONES, E. ROY, JR. 36596400 GREATHOPE (5350 FRIO) 481 WHARTON GAS 128757 RAUN, N. 60476925 MENEFEE (YEGUA) 481 WHARTON GAS 126065 RAUN, N. 60476925 MENEFEE (YEGUA) 481 WHARTON 03 285114 FREEMAN EXPL. & PROD. CO., INC. OIL 23652 DUFF 54193001 LIVINGSTON 373 POLK OIL 02777 DUFF 54193550 LIVINGSTON (WILCOX) 373 POLK OIL 10947 KIRBY LUMBER COMPANY 14755500 CALL, SE. (WILCOX) 351 NEWTON 03 285141 FREEPORT LNG DEVELOPMENT, L.P. OIL 25217 FLNG GAS STORAGE 86526001 STRATTON RIDGE 039 BRAZORIA 03 286496 FRICKE PRODUCTION COMPANY OIL 20646 BAYNE 14710500 CALDWELL (AUSTIN CHALK) 041 BRAZOS 03 288212 FROSTBRIDGE ENERGY, LLC OIL 14237 JERKINS 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 13970 KRUEGER UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 16791 LUCK 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12553 PLEMPER-WALSH UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 25626 VICTORICK 34733600 GIDDINGS (BUDA) 051 BURLESON



03 288212 FROSTBRIDGE ENERGY, LLC OIL 13427 WALSH 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 13091 WALSH-ENGLEMANN UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON 03 291586 FURIE OPERATING, LLC OIL 26013 BARNES, CHARLES 38274666 HALLIDAY (WOODBINE) 289 LEON 03 291668 FUSION XP, INC. OIL 24311 MICHELLE 12306001 BROOKSHIRE 473 WALLER OIL 23866 MINNS 12306001 BROOKSHIRE 473 WALLER 03 291931 GEC OPERATING, INC. OIL 04675 SLIVA, W. J. 05552330 BARB-MAG (FB-2, EY-3) 157 FORT BEND OIL 05140 SLIVA, W. J. 05552660 BARB-MAG (FB-5, EY-4) 157 FORT BEND GAS 223374 SIMMONS 05560075 BARB-MAG, SE. (COOK MOUNTAIN) 157 FORT BEND 03 291961 G.A.P. PRODUCTION LLC OIL 02259 ABEL 43381001 HULL 291 LIBERTY 03 292353 G & W PRODUCTION COMPANY L.L.C. OIL 06933 LABAY, BEN F. 43816830 HUTCHINS (4000) 481 WHARTON 03 292354 G & T OIL OIL 24929 GARRISON 65607500 NOACK COW HERD (3460) 051 BURLESON 03 292850 GAITHER PETROLEUM CORPORATION OIL 26088 B.P. STERNE 85419550 SPURGER, E. (5050) 457 TYLER OIL 24977 BEECH CREEK 06755222 BEECH CREEK (YEGUA 5-A) 199 HARDIN OIL 25402 BEECH CREEK A 06755222 BEECH CREEK (YEGUA 5-A) 199 HARDIN OIL 25439 BEECH CREEK SWD 06755001 BEECH CREEK 199 HARDIN OIL 00662 BERNAND UNIT 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA OIL 25191 BERNAND UNIT 21 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA OIL 01864 BOYT, E. W. 38693001 HANKAMER 291 LIBERTY OIL 07471 BOYT, E. W. 38693380 HANKAMER (MIOCENE SAND) 291 LIBERTY OIL 23539 CONNER-TAUB 38693001 HANKAMER 291 LIBERTY OIL 01865 CROW & JACOBS 38693001 HANKAMER 291 LIBERTY OIL 20169 CROW, W. C. -A- 38693380 HANKAMER (MIOCENE SAND) 291 LIBERTY OIL 20156 CROW, W.C. 38693380 HANKAMER (MIOCENE SAND) 291 LIBERTY OIL 25691 EVANS, ABBIE M. "C" 38693175 HANKAMER (FRIO 2) 291 LIBERTY OIL 07472 EVANS, ABBIE, M. ET AL -C- 38693380 HANKAMER (MIOCENE SAND) 291 LIBERTY OIL 25725 JUNEK-SHUPAK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21812 KITCHEN 17915312 CHOCOLATE BAYOU ( FRIO UPPER) 039 BRAZORIA OIL 01869 KRAHL, D. -C- 38693001 HANKAMER 291 LIBERTY OIL 23181 PLUMMER 17915001 CHOCOLATE BAYOU 039 BRAZORIA OIL 04592 RANKIN UNIT 74691001 RANKIN 201 HARRIS OIL 24817 RICHARDSON HEIRS 13287747 BUNA, NORTH (YEGUA #7) 241 JASPER OIL 10942 RICHARDSON, HARDY 13287581 BUNA, NORTH (YEGUA #6) 241 JASPER OIL 11153 RICHARDSON, HARDY 13287166 BUNA, NORTH (YEGUA #1-A) 241 JASPER OIL 25101 THARP 74691001 RANKIN 201 HARRIS OIL 24399 THARP 74691235 RANKIN (DY 7850 SAND) 201 HARRIS OIL 23647 TOMBALL GAS UNIT #18 90620276 TOMBALL (KOBS) 201 HARRIS OIL 13414 VAVRA, ANNIE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25370 WEAVER 38693001 HANKAMER 071 CHAMBERS GAS 170429 AMERICAN BRECO 78321565 ROSENBERG, NORTH (UPPER WILCOX) 157 FORT BEND GAS 119286 ANCHOR FINANCIAL 23861950 DECKERS PRAIRIE (WILCOX 9120) 339 MONTGOMERY GAS 196791 BATTLESTEIN ET AL G. U. 41581600 HINKLE (COCKFIELD 5800) 201 HARRIS GAS 203320 BATTLESTEIN ET AL G. U. 41581600 HINKLE (COCKFIELD 5800) 201 HARRIS GAS 242358 BEECH CREEK A 06756400 BEECH CREEK, EAST (YEGUA 11-A) 199 HARDIN



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03 298385 GCER ONSHORE, LLC GAS 236459 HLAVINKA-DUNCAN 27807088 EGYPT (COOK MTN. 8300) 481 WHARTON GAS 177447 JANIS 07321888 BERNARD PRAIRIE (4400) 481 WHARTON GAS 234939 WESTMORELAND 07307969 BERNARD, W. (7700) 481 WHARTON 03 298391 GE OIL & GAS LOGGING SVCS, INC. OIL 25261 WG-TRAINING 00006001 WILDCAT 089 COLORADO 03 298876 GEL PETROLEUM, INC. OIL 20712 ANDERSON 55470300 LUCKY, EAST (HUEBNER) 321 MATAGORDA OIL 22859 ANDERSON 55468129 LUCKY ( BADOUGH) 321 MATAGORDA OIL 25623 HUDSON, J. A. 57562001 MARKHAM 321 MATAGORDA OIL 24826 INSALL GAS UNIT 55468001 LUCKY 321 MATAGORDA OIL 02969 SMITH, HOWARD, FEE 57562001 MARKHAM 321 MATAGORDA 03 298884 GEMARMI INC. OIL 20461 BEMUS HEIRS UNIT 06987850 BEMUS (6300) 481 WHARTON OIL 19792 BOEKER, ARTHUR M. 38440500 HAMEL, SOUTH (8700) 089 COLORADO OIL 11407 GULF FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 14526 HOBIZAL 38440480 HAMEL, SOUTH (8690) 089 COLORADO OIL 25607 LADNER, ET. AL. 61052830 MIDFIELDS, N. W. (9300) 321 MATAGORDA OIL 25524 LEWIS 36643500 GREEN BERET (FRIO 8700) 321 MATAGORDA OIL 24542 PAPY LLOYD 57749250 MARTELLA (MIOCENE) 477 WASHINGTON OIL 25276 SELMA BOEKER TAYLOR 38440480 HAMEL, SOUTH (8690) 089 COLORADO OIL 19903 TAYLOR, SELMA 38440500 HAMEL, SOUTH (8700) 089 COLORADO OIL 23068 TAYLOR, SELMA 38440507 HAMEL, SOUTH (8990) 089 COLORADO OIL 07733 WEAVER ESTATE 55120001 LOUISE 481 WHARTON GAS 247216 BEMUS 06987850 BEMUS (6300) 481 WHARTON GAS 188368 BERBERISH-COCKBURN UNIT 56688802 MAGNET WITHERS (MIOCENE 3600) 481 WHARTON GAS 188369 BERBERISH-COCKBURN UNIT 56688807 MAGNET WITHERS (MIOCENE 3900) 481 WHARTON GAS 201541 COCKBURN, H. C. 56688603 MAGNET WITHERS (M-4) 481 WHARTON GAS 242070 HOBIZAL 38433498 HAMEL (WILCOX 9050) 089 COLORADO GAS 254812 STODDARD 97863700 WILSON CREEK (10000 SD. FB-C) 321 MATAGORDA GAS 188256 WEAKLEY-COCKBURN UNIT 56688807 MAGNET WITHERS (MIOCENE 3900) 481 WHARTON GAS 188255 WEAKLEY-COCKBURN UNIT 56688720 MAGNET WITHERS (MIOCENE 2600) 481 WHARTON 03 300183 GENESIS OIL 12017 MCFADDIN 85195001 SPINDLETOP 245 JEFFERSON 03 300234 GEO ASSET MANAGEMENT, INC. OIL 02713 GULF-BALDWIN FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 10266 HOUSTON FIRST SAVINGS ASSN 26878750 DYERSDALE, N. (Y-5) 201 HARRIS 03 300805 GEONATURAL RESOURCES, INC. GAS 198750 GEO-BP / AMOCO ET AL FEE 55031175 LOST FORK (FRIO 4030) 239 JACKSON 03 300824 GEOPETRA PARTNERS, LLC OIL 24869 GARRETT, NAN 00006001 WILDCAT 407 SAN JACINTO OIL 24630 STATE OF TEXAS M100530 65080150 NEW ACE (WILCOX CONSOL.) 407 SAN JACINTO OIL 24527 TULLOS 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 171900 BAR M RANCH 27700600 EDNY DUKE (WILCOX 9000) 373 POLK GAS 177905 BAR M RANCH 27700700 EDNY DUKE (WILCOX 10,500) 373 POLK GAS 087277 DUKE 27700600 EDNY DUKE (WILCOX 9000) 373 POLK GAS 174850 HERMANN HOSPITAL ESTATE 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 248043 LAZY M 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 247935 LAZY M 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 178018 MILLER, EDNA P. 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 181529 MILLER, EDNA P. 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK



03 300824 GEOPETRA PARTNERS, LLC GAS 162926 MILLER, EDNA P. 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 225870 MORIAN 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 244395 MORIAN 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 235136 MORIAN 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 236060 MORIAN 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 233276 MORIAN 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 234041 MORIAN 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 229931 MORIAN 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 232614 MORIAN 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 167128 MORIAN 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 170770 MORIAN 26099400 DREWS LANDING (WILCOX CONS) 407 SAN JACINTO GAS 190061 STATE OF TEXAS M-100530 65080150 NEW ACE (WILCOX CONSOL.) 407 SAN JACINTO GAS 235877 STATE OF TEXAS M-100530 65080150 NEW ACE (WILCOX CONSOL.) 407 SAN JACINTO GAS 167996 TEXACO/WEST LUMBER CO. FEE 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 171230 TULLOS 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 175077 TULLOS 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 167585 WESLEY WEST UNIT 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 183978 WEST, WESLEY 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 187339 WEST, WESLEY 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 183976 WEST, WESLEY 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 178154 WEST, WESLEY 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 175343 WEST, WESLEY 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 175637 WEST, WESLEY 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 167553 WEST, WESLEY 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK 03 301287 GEOSOUTHERN ENERGY CORPORATION OIL 19288 A & M 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15568 ALDAR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25137 ALLAN MARBURGER 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 17957 ALMEDA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22992 AMAZONITE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18161 AMY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17411 ANDREA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13875 ANGELA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23725 ANN, KATHY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15899 ASHLIE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15569 BABE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15570 BANANAS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24557 BETH 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18251 BRANDI 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23275 BRANGUS #1-H R.E. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20243 BYERLY, CHARLES E. 07095875 BENDER (YEGUA Y-5 SAND) 339 MONTGOMERY OIL 17277 CINDY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18160 CLARA -A- 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18320 CLYDA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16789 CONNIE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15350 COOPER, T.W. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14489 DANA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17488 DAWN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18136 DEBBIE LYNN 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 18723 DELORES 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 301287 GEOSOUTHERN ENERGY CORPORATION OIL 17667 DIANE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17705 DORA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17104 DORIS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22185 DUSEK UNIT NO. 2 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16923 EDDIE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21403 ELLIOTT OIL UNIT #2 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21640 ELLIOTT OIL UNIT #3 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17956 ERNA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25036 ERNA HERMS 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 18565 ESTELLE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16743 ESTHER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21634 FITCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 19426 FOSTER, MIMI & PAPA 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 17665 FRANCIS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17585 FRANKIE 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 25035 FRICKS 34733600 GIDDINGS (BUDA) 021 BASTROP OIL 16785 GAIL 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19854 GAIL "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14848 GARDNER-BOONE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24438 GARRETT-COLE 12306001 BROOKSHIRE 473 WALLER OIL 18661 GEOSOUTHERN-JANIE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17886 GLADYS -K- 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25437 GRAETER 00006001 WILDCAT 021 BASTROP OIL 12515 GRETCHEN 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 16913 HAVEMANN, H.D. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17464 HELENE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22483 HEMATITE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17978 HIPPOLYTE 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 25273 HODDE 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 17106 HOECKENDORF 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16050 HOLLY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17958 HOPE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19669 IRENE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19889 IRENE A 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23282 IVORY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17437 JAN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17666 JANET 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20124 JESSICA 64756700 NECHANITZ (WILCOX) 149 FAYETTE OIL 17487 JOYCE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15686 JUDI UNIT 50424400 KURTEN (AUSTIN CHALK) 313 MADISON OIL 17798 KALTENBACH, KATHRYN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18252 KARI 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24549 KATHY 12306001 BROOKSHIRE 473 WALLER OIL 24649 KATHY #6 12306001 BROOKSHIRE 473 WALLER OIL 20802 KATRIN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18267 KERR 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17343 KILENE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16790 KIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14611 KRAUSE, ELMER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18857 LACIE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 301287 GEOSOUTHERN ENERGY CORPORATION OIL 23987 LAPIS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24594 LAURA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12203 LAURA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15107 LETA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15375 LINDA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15857 LIVIA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17628 LIZ 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17580 LOLA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18253 MANDY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25061 MARBURGER, ALLAN 34733600 GIDDINGS (BUDA) 021 BASTROP OIL 16156 MASSEY-GRAVES 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22068 MEINERS-FRENZIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17829 MONICA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21643 MONIQUE RENEE 62478250 MONIQUE RENEE (4600 WX.) 149 FAYETTE OIL 20201 NECHANITZ 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17618 NICOLE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18181 OLGA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22694 ORA NELL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15268 PAULETTE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23698 PAULINE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22809 PEARL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18381 PEGGY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17797 PETRICH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17486 PHYLLIS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13992 PITTS, HUGH 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 18214 POLLY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21713 REISS OIL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12925 RENEE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18721 ROCHELLE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22749 RUBY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25274 SCHINDLER 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 15250 SCHULZ, M.F. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24067 SEASHORE 12306001 BROOKSHIRE 473 WALLER OIL 16443 SHANA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12812 SHARON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23790 SHEPARD, JOHN W. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22018 SKIPPER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25143 SMITH 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 25021 SMITH, J.W. 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 15567 STAR 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24469 STATE LEASE M-100802 12306001 BROOKSHIRE 473 WALLER OIL 23878 STUCKLY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20713 SUE 94710850 WALDECK (WILCOX) 149 FAYETTE OIL 17105 SYBLE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18067 TAMMY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16396 TANNER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12678 TEXAS A&M -A- 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22721 TOPAZ UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18355 TRACY LYNN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17090 TRUDY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 301287 GEOSOUTHERN ENERGY CORPORATION OIL 23435 VICTORIA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13145 WALDECK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15573 WANDA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18076 WENDY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12742 WILCOX, BRENDA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 15596 WOLFF UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18268 YELDERMAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25265 ZIMMERHANZEL 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP GAS 187139 ASHLIE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 095909 BRACEWELL 07728600 BIG -A- TAYLOR 051 BURLESON GAS 131003 BROOKE 93206800 VANESSA (WILCOX) 149 FAYETTE GAS 148394 BURKHARDT UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 133086 BYERLY, CHARLES E. 07095870 BENDER (YEGUA Y-4) 339 MONTGOMERY GAS 098186 CANNADY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 106559 CAROLYN "A" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 128710 CAT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 161717 CINNABAR UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 095720 DALE UNIT 07728600 BIG -A- TAYLOR 051 BURLESON GAS 210107 DANA UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 114481 DEANNA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 133197 DOROTHY 93206800 VANESSA (WILCOX) 149 FAYETTE GAS 110862 FRANCIS 34733620 GIDDINGS (EDWARDS, GAS) 149 FAYETTE GAS 146258 FRIEMEL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 173255 GAIL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 154386 GARNET UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 107180 GOEHRING 94733100 WALHALLA (GLENROSE) 149 FAYETTE GAS 157681 HELWEG UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 132737 JACKIE 93206800 VANESSA (WILCOX) 149 FAYETTE GAS 158071 JASPER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 111470 JEANNA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 119940 KATRIN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 130118 KELSEY 93206800 VANESSA (WILCOX) 149 FAYETTE GAS 154796 KOLBE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 104677 LANGE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 149636 LANGE, ALFRED 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 154709 LCRA/COA UNIT 2 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 160187 LCRA/COA UNIT 3 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 157282 LCRA/COA UNIT 4 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 157280 LCRA/COA UNIT 6 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 158681 LIEBSCHER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 100216 LUTHERHILL UNIT 34733620 GIDDINGS (EDWARDS, GAS) 149 FAYETTE GAS 143400 MAREK, EMIL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 167310 MASSEY GRAVES 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 167311 MASSEY GRAVES 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 094750 MEINHOLDT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 148521 MENN-OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 113390 MINNIE 07728600 BIG -A- TAYLOR 051 BURLESON GAS 104270 MONIQUE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 117535 MUEHLBRAD 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 112572 NAN 07728600 BIG -A- TAYLOR 051 BURLESON



03 301287 GEOSOUTHERN ENERGY CORPORATION GAS 146836 NEIDRA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 242511 PAULINE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 149995 PRATT UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 086597 RAUCH UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 263374 RENADA UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 174911 SANDY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 150849 SAPPHIRE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 119122 SIDONIA 34733620 GIDDINGS (EDWARDS, GAS) 149 FAYETTE GAS 194982 STATE LEASE 12306001 BROOKSHIRE 473 WALLER GAS 198548 STATE LEASE M-100802 12306001 BROOKSHIRE 473 WALLER GAS 161535 STRANGE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 129077 VANESSA 93206800 VANESSA (WILCOX) 149 FAYETTE GAS 096772 VIDA UNIT 34733620 GIDDINGS (EDWARDS, GAS) 149 FAYETTE GAS 096767 VINCE UNIT 07728600 BIG -A- TAYLOR 051 BURLESON GAS 097107 WARD UNIT 07728600 BIG -A- TAYLOR 051 BURLESON 03 302614 3-D DISPOSAL LLC OIL 13555 BLAHA, BILLY 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 14806 DAVIDSON DISPOSAL 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 21109 LYONS 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 307228 GINCO OPERATING CO. OIL 22562 COFFIELD B-10 #1A 61350500 MILBUR, EAST (3110) 051 BURLESON OIL 22563 COFFIELD B-7A #6 65611500 NOACK COWHERD, NE (3400) 051 BURLESON 03 307235 GINGER PETROLEUM COMPANY, INC. OIL 13583 ALFORD 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13339 ALLEY, W. E. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22197 CURTIS-PATRANELLA 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 12751 EDNA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14229 GERLAND, R. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21581 GIDDINGS 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21311 HATTIE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13084 LEE, MARY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 19396 LUZA DAIRY UNIT 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 18802 MAE-URBANOVSKY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18305 PATRANELLA 50424500 KURTEN (BUDA) 041 BRAZOS OIL 11972 POEHL, R.D. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15808 PROVAZEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17165 SIEGERT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 18766 STEELE 50424500 KURTEN (BUDA) 041 BRAZOS OIL 14541 SUROVIK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22402 T-1 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15638 THOMPSON-PROVAZEK UNIT #1-H 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25022 TOBOLA OIL UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 13934 VAVRA, JOHANNA ET AL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18362 WAGNER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18648 WIT 86303500 STONE CITY (AUSTIN CHALK) 051 BURLESON GAS 254199 BELLE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 149748 FUCHS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE 03 312757 GOLDEN MONET, INC. OIL 20083 STILLWAGON, J. 56590950 MADISONVILLE (WOODBINE) 313 MADISON OIL 20084 STILLWAGON, J. 66082500 NORTH ZULCH (SUB CLARKSVILLE) 313 MADISON



03 313012 GOLDEN TRIANGLE STORAGE, INC. OIL 25302 GOLDEN TRIANGLE STORAGE 85195001 SPINDLETOP 245 JEFFERSON OIL 25291 GOLDEN TRIANGLE STORAGE DISPOSAL 85195001 SPINDLETOP 245 JEFFERSON 03 313121 GOLDENROD GAS, INC. GAS 150974 GOFF 92397200 UN FRIJOLES (FRIO) 481 WHARTON GAS 196309 GOFF, E. G. 21012475 COTTONMOUTH (WILCOX) 481 WHARTON GAS 152378 J.W. 32331200 FOUND FORK (FRIO) 481 WHARTON 03 313153 GOLDKING ONSHORE OPERATING, LLC OIL 19151 HANKAMER SWD 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 128226 ARCO FEE DIAMOND 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 127227 ARCO FEE DIAMOND 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 186408 ARCO FEE DIAMOND GAS UNIT 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 121029 ARCO FEE DIAMOND GAS UNIT 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 129902 ARCO FEE ELLERY 13292332 BUNA, WEST (WILCOX) 199 HARDIN GAS 126181 ARCO FEE SEC. 83 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 185585 ARCO FEE SECTION 83 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 132536 ARCO FEE SILSBEE 13292332 BUNA, WEST (WILCOX) 199 HARDIN GAS 261370 BAPTIST FOUNDATION OF TEXAS 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 123984 BAPTIST FOUNDATION OF TEXAS 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 214789 BP AMERICA A-17 13292250 BUNA, WEST (MIDDLE WILCOX) 199 HARDIN GAS 206247 BP AMERICA A-3 05503750 BANKSTON (14300 SAND) 199 HARDIN GAS 255959 BP AMERICA A-38 13292332 BUNA, WEST (WILCOX) 199 HARDIN GAS 216314 BP AMERICA A-38 13292945 BUNA, WEST (14700) 199 HARDIN GAS 121749 DIAMOND SWD 13292834 BUNA, WEST (YEGUA) 241 JASPER GAS 118170 HANKAMER ET AL 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 127976 HANKAMER ET AL 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 118384 HANKAMER ET AL 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 119194 HANKAMER ET AL 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 124696 SANTA FE ENERGY 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 123117 TEMPLE EASTEX ET AL 13292332 BUNA, WEST (WILCOX) 241 JASPER 03 313705 GOLDSMITH OPERATING, LLC OIL 14261 BOSWELL, J.A. 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 17844 CONLEE 00798850 AGGIELAND (WOODBINE) 041 BRAZOS OIL 16714 GOLDSMITH-BENGE A.Y. 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 15528 GOLDSMITH-BENGE, A.Y. 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 15043 KOENNING, EDDIE & WELBOURNE UNIT 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 20000 LANE 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 19879 PIERCE 38274666 HALLIDAY (WOODBINE) 289 LEON 03 313990 GOLDSTON OIL CORPORATION OIL 09023 ATTRIDGE 86429598 STOWELL (SULLIVAN LF) 245 JEFFERSON OIL 26220 ATTRIDGE 00006001 WILDCAT 245 JEFFERSON OIL 26006 ATTRIDGE 86429559 STOWELL (STEWART U-3) 245 JEFFERSON OIL 25715 ATTRIDGE 86429546 STOWELL (SMITH) 245 JEFFERSON OIL 25532 B. DEATON ESTATE ET AL 07890600 BIG HILL, SW (NODOSARIA, BLK B) 245 JEFFERSON OIL 24249 BATEN-WILLIAMS 86429026 STOWELL (CRAWFORD U-1) 071 CHAMBERS OIL 25981 BLAUW-PAETZ 86429559 STOWELL (STEWART U-3) 245 JEFFERSON OIL 09024 BLAUW-PAETZ 86429598 STOWELL (SULLIVAN LF) 245 JEFFERSON OIL 09021 OWENS UNIT, ET AL 86429598 STOWELL (SULLIVAN LF) 245 JEFFERSON OIL 26173 SORELLE 98085952 WINNIE, N.(4800) 071 CHAMBERS OIL 24378 STOEGER 86434380 STOWELL,S. (INTERMEDIATE) 245 JEFFERSON OIL 24904 STOEGER 86434400 STOWELL, S. (INT. U-2) 245 JEFFERSON



03 313990 GOLDSTON OIL CORPORATION OIL 16070 WASSON ET AL UNIT 86429026 STOWELL (CRAWFORD U-1) 071 CHAMBERS OIL 25924 WASSON ET AL UNIT 86429559 STOWELL (STEWART U-3) 071 CHAMBERS OIL 09909 WASSON ETAL UNIT 86429390 STOWELL (INTERMEDIATE -B-) 245 JEFFERSON GAS 236980 ACKEL, J. 07890500 BIG HILL, SW (NODOSARIA, BLK A) 245 JEFFERSON GAS 256314 B. DEATON ESTATE ET AL 83898200 SKI A BASIN (FRIO 2) 245 JEFFERSON GAS 261986 DEATON ESTATE 07890500 BIG HILL, SW (NODOSARIA, BLK A) 245 JEFFERSON GAS 174923 STOEGER 02818415 ANGELINA (10,600) 245 JEFFERSON GAS 057196 STOEGER, W. M. 86434250 STOWELL, S. (ENGLIN) 245 JEFFERSON GAS 199580 WASSON SWD 86429001 STOWELL 071 CHAMBERS GAS 264173 WILLIAMS ET AL 86429130 STOWELL (ENGLIN-MARG) 071 CHAMBERS 03 314438 GOOD OL'BOYS OIL COMPANY OIL 22167 CHAMBERS 91959142 TURTLE BAY (F-1A) 071 CHAMBERS OIL 16308 GETTY 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 19222 GULF DOEHRING 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 17726 GULF-AMOCO-MOBIL FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 06645 GULF-MCLEAN, MARRS 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 02326 HOOKS, CHAS. G. FEE 43381001 HULL 291 LIBERTY OIL 09714 HUMBLE FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 11113 LANE -C- 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 07730 MCKALLIP 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 00157 MEYERS, W. D. FEE 05651001 BARBERS HILL 071 CHAMBERS OIL 11300 O'BRIEN, NONIE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 17833 PATTILLO, W.L. 91959589 TURTLE BAY (LOTZ FB-1) 071 CHAMBERS OIL 16463 PATTILLO, W.L. 91959180 TURTLE BAY (F-1A, FB-1) 071 CHAMBERS OIL 18538 PATTILLO, W.L. 91959190 TURTLE BAY (F-2) 071 CHAMBERS OIL 02690 RICHARDSON, J. F. 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 02650 SUN-MITCHELL 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 09716 TRINITY RIVER 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 18341 WEAVER, EULA 38699062 HANKAMER, SE. (FRIO, UPPER) 071 CHAMBERS OIL 02706 WELDER, JULIA D. 53498001 LIBERTY, SOUTH 291 LIBERTY 03 314909 GOODRICH PETROLEUM COMPANY OIL 23433 SUN GULF HUMBLE "A" TRACT 1 53498001 LIBERTY, SOUTH 291 LIBERTY 03 315983 GOOSE CREEK HOLDINGS, INC. OIL 01750 RODEN ETAL 35862001 GOOSE CREEK 201 HARRIS 03 317150 GORDY OIL COMPANY OIL 25955 HOLLAND 42155500 HOLLAND & HOLLAND (YEGUA\DAVIS) 291 LIBERTY OIL 23832 WELLS, J. T. 41476468 HILLISTER, E. (WILCOX -A- SD.) 457 TYLER GAS 265277 JOY PARTNERS, ET AL 39610500 HAT SIX (WILCOX) 339 MONTGOMERY GAS 262237 MARJORIE RAGSDALE POLLARD, ET AL 48825500 KENDLETON, N. (WILCOX 11400) 157 FORT BEND GAS 220190 POWELL 41476572 HILLISTER, EAST (WILCOX 7300) 457 TYLER 03 324750 GRAND RESOURCES, INC. OIL 09440 WEST, WESLEY 81676800 SCHWAB (YEGUA 4850) 373 POLK GAS 124325 ZALMAN 27923100 EL CAMPO (YEGUA) 481 WHARTON 03 328347 GRAYSTONE ENERGY CORPORATION GAS 106807 CLARK, J.E. 03310200 APPLE SPRINGS (BUDA) 455 TRINITY 03 330135 GRECO OPERATING, LLC OIL 18198 COULTER 10229001 BOLING 157 FORT BEND 03 330179 GREEN EXPLORATION COMPANY OIL 22378 MILLER, A.L. "B" 01741076 ALLIGATOR BAYOU (12-D) 071 CHAMBERS GAS 246294 HUTCHINS-KELLEY 02163600 ALWAN, WEST (YEGUA 6900) 481 WHARTON



03 330179 GREEN EXPLORATION COMPANY GAS 246914 HUTCHINS-KELLEY 02158185 ALWAN (FRIO 4360) 481 WHARTON 03 334910 GRISWOLD MANAGEMENT, INC. OIL 20844 PERMIAN BRINE SALES, INC. 18721001 CLAY CREEK 477 WASHINGTON 03 337075 GSI OIL & GAS, INC. OIL 22257 COTRONE 50424500 KURTEN (BUDA) 041 BRAZOS OIL 25068 EVANS-WINSLOW 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 20576 HENSARLING 32210525 FT. TRINIDAD (LEWISVILLE "A") 313 MADISON OIL 14316 HENSARLING, H.L. 32210500 FT TRINIDAD-BARRETT,E.(DEXTER) 313 MADISON OIL 21541 LIGHTSEY 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23477 M & B SWD 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25133 PATE 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 19483 SCHOTT-ROGERS 34986700 GINI (WILCOX) 149 FAYETTE OIL 22454 TEXAS SPEEDWAY "A" 57784700 MARTIN PRAIRIE (WILCOX 4900) 041 BRAZOS 03 337085 GSF ENERGY, L.L.C. GAS 118285 MCCARTY ROAD LANDFILL 33558500 GSF-LANDFILL GAS 201 HARRIS 03 337318 GUIDRY, J.R. OIL 17328 CLARK, A.F. 41139001 HIGH ISLAND 167 GALVESTON 03 337715 GULF BEND RESOURCES, LLC OIL 26116 HOLIWAY UNIT 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON 03 337726 GULF CENTRAL PETROLEUM CORP. OIL 16935 GIBSON, T.E. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 337752 GULF COAST ACQUISITIONS CO. L.C. GAS 233372 ZAPALAC GAS UNIT 52080750 LARIO (10400) 321 MATAGORDA 03 337765 GULF COAST ENERGY, CO. OIL 20985 DAVIS, ELSIE F. TRUSTEE 57233465 MANVEL (MIOCENE -B-, UPPER) 039 BRAZORIA OIL 16126 DAVIS, ELSIE F. TRUSTEE 57234200 MANVEL, E. (MIOCENE 3300) 039 BRAZORIA OIL 07717 DAVIS, ELSIE F., TR. 57234400 MANVEL, E. (OAKVILLE #3) 039 BRAZORIA OIL 17950 RYAN, BRITTON 57234200 MANVEL, E. (MIOCENE 3300) 039 BRAZORIA OIL 24330 SCOTT-STOCKTON 86866780 SUBLIME, N. (YEGUA Y3) 089 COLORADO 03 337927 GULF COAST OPERATIONS, LLC OIL 25327 STATE TRACT 98-L 09564520 BLOCK 98-L (MA-1) 071 CHAMBERS OIL 25326 STATE TRACT 98-L 09564530 BLOCK 98-L (MA-2) 071 CHAMBERS 03 338094 GULF EXPLORATION CORPORATION OIL 21508 BLESING PIERCE 08873300 BLESSING, NORTH (F-6 SAND) 321 MATAGORDA OIL 14804 BLESSING "D" 00006001 WILDCAT 321 MATAGORDA OIL 22335 BLESSING F-3 UNIT 08871148 BLESSING (F- 3) 321 MATAGORDA OIL 12540 BLESSING FRIO 15 UNIT 08871481 BLESSING (F-15) 321 MATAGORDA OIL 18963 BLESSING HERMAN 08871407 BLESSING (F-14-A) 321 MATAGORDA OIL 06704 BLESSING PIERCE STATE 08871259 BLESSING (F-12) 321 MATAGORDA OIL 06610 BLESSING TYSON 08871222 BLESSING (F-11) 321 MATAGORDA OIL 21533 BLESSING 14 UNIT O/A 08871444 BLESSING (F-14-B) 321 MATAGORDA OIL 21532 BLESSING 14 UNIT O/A 08871370 BLESSING (F-14) 321 MATAGORDA OIL 09316 BLESSING 14 UNIT O/A 08871407 BLESSING (F-14-A) 321 MATAGORDA OIL 10106 SWEDLUND, BLESSING 08871222 BLESSING (F-11) 321 MATAGORDA GAS 075199 BLESSING -S- 08871962 BLESSING (8300 BLESSING) 321 MATAGORDA 03 338635 GULFPORT OIL & GAS INC. OIL 24254 HAWKINS RANCH 00006001 WILDCAT 321 MATAGORDA 03 338735 GULFSTAR PROPERTIES, INC. OIL 26059 KNIPLING 88805400 TENNA (HILLJE SAND) 481 WHARTON GAS 258593 GOFF 14873200 CALLIS (FRIO 4300) 481 WHARTON



03 338735 GULFSTAR PROPERTIES, INC. GAS 263242 GOFF 5 69939333 PEARESON (3700) 481 WHARTON GAS 179689 GOFF, E. G. 14873200 CALLIS (FRIO 4300) 481 WHARTON 03 340115 H. BRYAN POFF, LLC OIL 22837 SCAMARDO, P.J. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 340442 H.E.R. OPERATING, LLC OIL 09641 BURCH-WHEAT 84693001 SOUR LAKE 199 HARDIN OIL 26139 COMPTON UNIT 60558200 MERCHANT (CONSOLIDATED) 291 LIBERTY OIL 23280 DANIELL-QUINN 17802001 CHINA, SOUTH 245 JEFFERSON OIL 05992 DANIELL, A. P., UNIT #2 17802001 CHINA, SOUTH 245 JEFFERSON OIL 02332 FAILOR, E. K. FEE 43381001 HULL 291 LIBERTY OIL 26283 FAILOR, E.K. 43381001 HULL 291 LIBERTY OIL 23711 FAILOR, E.K. 43381825 HULL (7600 BINGLE) 291 LIBERTY OIL 25177 GUITERMAN-QUINN UNIT 17802001 CHINA, SOUTH 245 JEFFERSON OIL 05931 HAVLIC-TATUM, ETAL 84693001 SOUR LAKE 199 HARDIN OIL 06516 MCBRIDE FEE 06115001 BATSON NEW 199 HARDIN OIL 08120 RICHARDSON, MITTIE T. 43381001 HULL 291 LIBERTY OIL 26137 SUN FEE -B- 60558200 MERCHANT (CONSOLIDATED) 291 LIBERTY OIL 05969 TATUM-WHEAT, ETAL 84693001 SOUR LAKE 199 HARDIN OIL 23720 TERRY 84693001 SOUR LAKE 199 HARDIN GAS 192451 CANTER GAS UNIT 43385250 HULL SOUTH (COOK MTN. 9700) 291 LIBERTY GAS 196142 ESPREE 43385250 HULL SOUTH (COOK MTN. 9700) 291 LIBERTY GAS 146842 FAILOR, E. K. 43381274 HULL (EY-1) 291 LIBERTY GAS 192620 HANKAMER 74993520 RAYWOOD (COOK MTN. 11200) 291 LIBERTY GAS 210275 MAAS 43385555 HULL, SOUTH (YEGUA 9000) 291 LIBERTY 03 340446 H.E.X.T. OPERATING, LTD. OIL 25708 ADAMS 79839200 SALLY WITHERS LAKE (MIOCENE) 241 JASPER OIL 26199 HENDERSON UNIT 79839800 SALLY WITHERS LAKE (3650) 241 JASPER OIL 13521 HENDERSON, RAMONA 79839800 SALLY WITHERS LAKE (3650) 241 JASPER 03 341290 H L & C ENERGY, INC. OIL 19363 SIMPSON-BOWERS 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 341367 HK ENERGY OPERATING, LLC OIL 21739 BRYAN (AUSTIN CHALK) POOLED UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24174 CONNOR-WHEELER 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25103 FICKEY, R. J. 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 24841 GROESBECK 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24740 HALL WB 56599250 MADISONVILLE, W. (WOODBINE) 313 MADISON OIL 25221 HENRY K. ODOM 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 24276 HOFF-FISCHER 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 18671 HRBACEK-SCHMITT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18731 LEITKO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25193 LENZ WB 56599250 MADISONVILLE, W. (WOODBINE) 313 MADISON OIL 24278 MARLA J. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 23891 MOORE 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24277 NEINAST 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 24689 ODOM, H. K. 50424500 KURTEN (BUDA) 041 BRAZOS OIL 25000 ODOM, HENRY K. 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 11679 ODOM, HENRY K. #1 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 24982 ODOM, HENRY K. WB 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 24273 PATE UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 24299 PATRANELLA "A" 34733600 GIDDINGS (BUDA) 041 BRAZOS



03 341367 HK ENERGY OPERATING, LLC OIL 23958 PERKINS - YAGER 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 18300 RAMSEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24445 RANCH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24208 ROMMEL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22107 ROSE MARIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24165 SEBESTA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24961 SHEPHERD CREEK WB 56599250 MADISONVILLE, W. (WOODBINE) 313 MADISON OIL 23961 SMITH, RICHARD "B" 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 24720 STROWMAN "WB" 56599250 MADISONVILLE, W. (WOODBINE) 313 MADISON OIL 24257 TARANTULA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24163 VOELKEL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24886 WATSON "WB" 56599250 MADISONVILLE, W. (WOODBINE) 313 MADISON OIL 17011 WEBER-STEPHENS 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON GAS 229800 ASHORN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 247339 BAX UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 223316 BOSSE, A. B. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 188042 BRADLEY GAS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 211949 BROWN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 195008 BUTH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 192710 CARLOS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 258284 CHAPPEL WOODS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 339 MONTGOMERY GAS 236334 EAST RICHARDS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 201623 EDGE, GORDON 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 200109 EDGE, GORDON 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 193459 EISENHOWER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 246074 FRANCES EVANS UNIT SC 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 198566 FREEMAN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 193677 FREEMAN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 215686 GILES UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 114985 GOLLEHER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 227991 HAYNIE-MOODY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 199794 HAYNIE-SCHWEITZ UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 244593 HAYNIE, JEFF COMPANY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 232611 HAYNIE, TOM 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 201042 HEYMAN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 195708 HEYMAN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 250528 HOKE-COLE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 207931 HURST UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 246965 HURST-BAY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 256589 HUTTO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 246813 JAMES LANG UNIT SC 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 193237 KEILERS FAMILY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 234455 KEISLER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 243801 KEISLER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 232242 LAKE CREEK UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 254077 LONGSTREET UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 339 MONTGOMERY GAS 187758 MAC ARTHUR UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 085732 MARLA J. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 190064 MARSHALL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 219874 MC CUNE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES



03 341367 HK ENERGY OPERATING, LLC GAS 187579 MONTGOMERY GAS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 189825 MOORE, THOMAS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 208236 MOSES UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 188994 MOUNTBATTEN GAS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 192317 MUESSE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 203889 NAVARRO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 112571 RANCH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 220422 RANDALL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 191472 RATCLIFF 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 211614 RIETZ TRUST UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 216809 SANDERS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 114984 SCHUHMACHER #2 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 214746 THOMAS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 213659 UILKIE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 187983 VANDERGRIFT UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 190883 VERTIVER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 192050 VON RUNDSTEDT UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 229621 W.P.T. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 339 MONTGOMERY GAS 190048 WALKER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 205161 WEHMEYER UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 263818 WEST CANNON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 242512 WEST RICHARDS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 260156 WILKERSON-DAVIS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 190882 WITTMAN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON 03 341437 H.K.E. OIL 00268 BORDAGES, C. P. 06526001 BEAUMONT 245 JEFFERSON OIL 12956 C P B UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 00278 FULLER, E. T. UNIT 06526001 BEAUMONT 245 JEFFERSON OIL 00284 MASTERSON, KATE, ETAL 06526001 BEAUMONT 245 JEFFERSON 03 341468 H-M RESOURCE MANAGEMENT, INC. OIL 23707 GARRETT-COLE 12306001 BROOKSHIRE 473 WALLER OIL 23665 SAMPSON HEIRS 12306001 BROOKSHIRE 473 WALLER GAS 125717 ANDERSON 27809200 EGYPT, NW. (FRIO 4340) 481 WHARTON GAS 216877 ANDERSON 27809400 EGYPT, NW. (MIOCENE 2760) 481 WHARTON GAS 222832 ANDERSON 27809400 EGYPT, NW. (MIOCENE 2760) 481 WHARTON GAS 198178 ANDERSON 27809400 EGYPT, NW. (MIOCENE 2760) 481 WHARTON GAS 209012 ANDERSON 27807525 EGYPT (3800) 481 WHARTON GAS 246617 ANDERSON NORTHINGTON UNIT 27807498 EGYPT (2800) 481 WHARTON GAS 194193 GARRETT-COLE 12306001 BROOKSHIRE 473 WALLER GAS 077759 NORTHINGTON 66112425 NORTHINGTON (2600) 481 WHARTON GAS 120976 SAND RIDGE BAPTIST CHURCH 27809610 EGYPT, NW. (7400) 481 WHARTON GAS 122098 SAND RIDGE BAPTIST CHURCH 27809200 EGYPT, NW. (FRIO 4340) 481 WHARTON GAS 258539 SAND RIDGE BAPTIST CHURCH UNIT 27807498 EGYPT (2800) 481 WHARTON 03 341514 H & M RESOURCES, LLC GAS 160281 SMITH, T. L. 22898666 DAMON MOUND, EAST (FLT BLK 1) 039 BRAZORIA 03 341527 H. ROADES, INC. GAS 131057 RANCH 60476222 MENEFEE (FRIO 4350) 481 WHARTON 03 344412 HALCON OPERATING CO., INC. OIL 16047 ANDREWS, E.B. 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25456 AUGUSTA 34733600 GIDDINGS (BUDA) 041 BRAZOS



03 344412 HALCON OPERATING CO., INC. OIL 23586 BEE CREEK 50424500 KURTEN (BUDA) 041 BRAZOS OIL 24157 BLACKSTONE-VASTAR 73740058 QUICKSAND CREEK (WILCOX) 351 NEWTON OIL 25932 BUNYARD 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25689 CARR-CANNON 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25713 CARR-COLEMAN 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25666 CARR-WARD 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25024 CHARLI 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25832 CLAYTON 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25270 CLH 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25027 COLE 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 26212 COVINGTON 00006001 WILDCAT 185 GRIMES OIL 26103 COYOTE UNIT 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 25386 DANSBY MOREHEAD 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25025 DAVID 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 24314 DAVIS HEIRS 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 16381 DAVIS, V.A. UNIT 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25727 DOUG 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25704 DR. FERREIRA 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 21561 E. A. RIDDLE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25555 ED 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25633 ERIK 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 26035 FALCON 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 25269 FUN 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 26022 GILBERT GRESHAM 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25809 GRESHAM 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25853 GRESHAM A 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25723 GTO 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25787 HOMER COLEMAN 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25067 JACKIE 50424500 KURTEN (BUDA) 041 BRAZOS OIL 25150 JESSY 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25738 JIMMIE 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25444 JOYCE 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 26267 KMMK FAMILY LP 1 38274666 HALLIDAY (WOODBINE) 000 0000000000000 OIL 26029 KODIAK UNIT 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 25921 LEWIS UNIT 20368700 COOKS POINT (WOODBINE) 041 BRAZOS OIL 25343 LIZ 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 22114 LUTHER "A" 14710500 CALDWELL (AUSTIN CHALK) 041 BRAZOS OIL 25764 MANNING 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 24848 MARGAUX 50424500 KURTEN (BUDA) 041 BRAZOS OIL 15728 MARSHALL UNIT 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25635 MARSHALL UNIT "A" 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25428 MEGAN 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25005 MESSINA HOF 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 26030 MOOSE UNIT 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 26090 MUSTANG 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 20202 NASH 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25968 PATRICK 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 22905 QUICKSAND CREEK 73740058 QUICKSAND CREEK (WILCOX) 351 NEWTON OIL 25178 SEABACK 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25188 SEMPER FI 34733600 GIDDINGS (BUDA) 041 BRAZOS



03 344412 HALCON OPERATING CO., INC. OIL 25750 SHERMAN 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 25334 SMALLFIELD, ADOLPH 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 14675 SULLIVAN, T.A. UNIT 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 24767 SUSIE Q 50424500 KURTEN (BUDA) 041 BRAZOS OIL 25026 THUMPER 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25095 VIVIAN 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25380 WHEELER, BERT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 26235 WILL D. SMITH 00006001 WILDCAT 185 GRIMES OIL 25773 WINEMAN-X 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25377 WOOLUM 34733600 GIDDINGS (BUDA) 041 BRAZOS GAS 270687 HILLBOLDT 00006001 WILDCAT 015 AUSTIN GAS 169143 KIRBY ARCO 73740058 QUICKSAND CREEK (WILCOX) 351 NEWTON GAS 270686 KOLLATSCHNY 16400700 CAT SPRINGS (MIDWAY) 015 AUSTIN 03 345411 HALEX OIL CORPORATION OIL 26065 BEULAH 71121052 PHEASANT (EBERSTEIN) 321 MATAGORDA OIL 24316 FITE 80700001 SANDY POINT 039 BRAZORIA 03 346982 HALL-HOUSTON EXPL. II, L.P. GAS 229086 S. T. 310-L N/2 NE/4 33841500 GALVESTON 310-L (MIOCENE) 039 BRAZORIA GAS 229797 S.T. 278-L S/2 (RUTHERFORD UNIT) 25239370 DOLPHIN PROSPECT (ROB M 8100) 039 BRAZORIA 03 347151 HALLIBURTON ENERGY SERVICES, INC OIL 12891 NATIONAL LEAD 00006001 WILDCAT 201 HARRIS 03 350200 HAMMAN OIL & REFINING COMPANY OIL 09922 ALFORD, J. 13634333 BURMIL (NAVARRO B) 051 BURLESON OIL 25718 BP A-4 84061500 SLESSINGER (WILCOX 10,000) 199 HARDIN OIL 00368 BRYAN FEE 07808001 BIG CREEK 157 FORT BEND OIL 25780 BRYAN, E. FEE 07808001 BIG CREEK 157 FORT BEND OIL 24203 CLARK TRUSTEE 07808001 BIG CREEK 157 FORT BEND OIL 09942 COTTON, E. A. 13634333 BURMIL (NAVARRO B) 051 BURLESON OIL 09086 COTTON, E. A. 13634666 BURMIL (W-2 SAND) 051 BURLESON OIL 22970 COTTON, E. A. 13634333 BURMIL (NAVARRO B) 051 BURLESON OIL 25250 DAVIS 07808001 BIG CREEK 157 FORT BEND OIL 00365 DAVIS, T. W. 07808001 BIG CREEK 157 FORT BEND OIL 25289 FRANK KRENEK UNIT 20385400 COOLEY (WILCOX, UPPER) 157 FORT BEND OIL 25258 GEORGE FOUNDATION 07808001 BIG CREEK 157 FORT BEND OIL 24539 JOSEY 47316634 JOSEY RANCH (6450) 201 HARRIS OIL 12020 JOSEY, L. 47316634 JOSEY RANCH (6450) 201 HARRIS OIL 24450 LONGENBAUGH 22442555 CYPRESS (Y-6) 201 HARRIS OIL 24771 LONGENBAUGH JOSEY UNIT 22442575 CYPRESS (Y-9) 201 HARRIS OIL 24497 LONGENBAUGH UNIT 22442555 CYPRESS (Y-6) 201 HARRIS OIL 12320 LONGENBAUGH, A. G. 22442575 CYPRESS (Y-9) 201 HARRIS OIL 24791 LONGENBAUGH, A.G. 22442555 CYPRESS (Y-6) 201 HARRIS OIL 10239 RACKEL, C. M. 13634666 BURMIL (W-2 SAND) 331 MILAM OIL 19292 WILCOX HEIRS 91284225 TRINITY RIVER DELTA (F-13) 071 CHAMBERS GAS 255650 DAVIS 07808001 BIG CREEK 157 FORT BEND GAS 245425 DAVIS, T W 07808001 BIG CREEK 157 FORT BEND GAS 261600 JOSEY 47316333 JOSEY RANCH (YEGUA 6900) 201 HARRIS GAS 139091 JOSEY, L. 47316333 JOSEY RANCH (YEGUA 6900) 201 HARRIS GAS 202536 KRENEK, FRANK UNIT 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 200567 LONGENBAUGH 22442520 CYPRESS (Y-1) 201 HARRIS GAS 125572 LONGENBAUGH 22442525 CYPRESS (Y-2) 201 HARRIS



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03 386310 HILCORP ENERGY COMPANY GAS 135610 BUTTER GAS UNIT NO. 1 70959300 PETRUCHA (10,900) 321 MATAGORDA GAS 165228 CAMPBELL GAS UNIT 60589950 MERCY (10400 WILCOX) 407 SAN JACINTO GAS 131383 CARLQUIST UNIT 27923020 EL CAMPO (D-3 YEGUA) 481 WHARTON GAS 143339 CENTRAL COAL & COKE 60589974 MERCY (10950 WILCOX) 407 SAN JACINTO GAS 161707 CENTRAL COAL & COKE 60589950 MERCY (10400 WILCOX) 407 SAN JACINTO GAS 246077 CENTRAL COLE & COKE 60589100 MERCY (9100, WILCOX) 407 SAN JACINTO GAS 158637 CHAMPION INTERNATIONAL 98605220 WOODRIDGE (HACKBERRY) 361 ORANGE GAS 255708 CHAMPION INTERNATIONAL 98605220 WOODRIDGE (HACKBERRY) 361 ORANGE GAS 143887 CHAMPION INTERNATIONAL 93763570 VIDOR, NE. (VICKSBURG) 361 ORANGE GAS 161819 CLARK 07301747 BERNARD, EAST (7700) 157 FORT BEND GAS 173290 CLARK 07301747 BERNARD, EAST (7700) 157 FORT BEND GAS 161099 COLONY 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 203324 COLONY 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 203321 COLONY 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 166569 COLONY 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 166126 COLONY 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 188425 COLONY 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 138877 COOK, J. E. 75470490 REDMOND CREEK (YEGUA) 291 LIBERTY GAS 189847 DALIO 29075380 ENDURANCE (THIRD MEEK SAND) 157 FORT BEND GAS 226523 DAVIS, W. 75470490 REDMOND CREEK (YEGUA) 291 LIBERTY GAS 252375 DOROTHY HITE GAS UNIT 96728480 WHARTON, WEST (WILCOX) 481 WHARTON GAS 259255 DOROTHY HITE GAS UNIT 96728480 WHARTON, WEST (WILCOX) 481 WHARTON GAS 189099 DUSEK 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 203777 DUSEK 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 264878 DUSEK 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 185821 DUSEK 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 157202 DUSEK 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 146060 DUSEK 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 245859 EDWIN J. POPP GAS UNIT 27923100 EL CAMPO (YEGUA) 481 WHARTON GAS 190143 EL FERROCARRIL LTD 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 198084 EL FERROCARRIL LTD 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 167434 EL FERROCARRIL LTD 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 138475 EL FERROCARRIL LTD. 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 155701 EL FERROCARRIL LTD. 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 230196 ELAM 27923100 EL CAMPO (YEGUA) 481 WHARTON GAS 128378 ELAM 27923020 EL CAMPO (D-3 YEGUA) 481 WHARTON GAS 124300 ELAM UNIT 27923020 EL CAMPO (D-3 YEGUA) 481 WHARTON GAS 163543 ENGELHOLM 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 200563 FOC PIERCE RANCH 96728826 WHARTON, WEST (5580) 481 WHARTON GAS 216635 FOSTER CREEK ESTATES 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 215692 FOSTER FARMS 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 212010 FOSTER FARMS 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 163249 FOSTER LUMBER CO 60589950 MERCY (10400 WILCOX) 407 SAN JACINTO GAS 132476 FOSTER MINERALS 60589950 MERCY (10400 WILCOX) 407 SAN JACINTO GAS 168291 FOSTER MINERALS "D" 60589950 MERCY (10400 WILCOX) 407 SAN JACINTO GAS 175901 GALLIA 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 262674 GALLIA 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 203322 GALLIA 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 157503 GALLIA 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 149672 GALLIA 20385300 COOLEY (MEEK SAND) 157 FORT BEND



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03 386310 HILCORP ENERGY COMPANY GAS 098144 KGFCU 48278608 KATY (II-A L) 473 WALLER GAS 116890 KGFCU 48278608 KATY (II-A L) 473 WALLER GAS 105987 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 107693 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 085503 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 119789 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 165108 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 095906 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 136616 KGFCU 48278120 KATY (COOK MOUNTAIN 2) 473 WALLER GAS 081264 KGFCU 48278608 KATY (II-A L) 473 WALLER GAS 084837 KGFCU 48278608 KATY (II-A L) 473 WALLER GAS 145244 KGFCU 48278120 KATY (COOK MOUNTAIN 2) 473 WALLER GAS 072377 KGFCU 48278608 KATY (II-A L) 473 WALLER GAS 076775 KGFCU 48278608 KATY (II-A L) 473 WALLER GAS 165095 KGFCU 48278120 KATY (COOK MOUNTAIN 2) 473 WALLER GAS 261804 KGFCU 48278100 KATY (COMBINED) 473 WALLER GAS 136778 KGFCU 48278608 KATY (II-A L) 473 WALLER GAS 177419 KGFCU 48278608 KATY (II-A L) 473 WALLER GAS 090568 KGFCU 48278608 KATY (II-A L) 473 WALLER GAS 096027 KGFCU 48278608 KATY (II-A L) 473 WALLER GAS 097742 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 108158 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 119035 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 102037 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 081887 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 244035 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 250688 KGFCU 48278544 KATY (I-B) 473 WALLER GAS 250691 KGFCU 48278100 KATY (COMBINED) 473 WALLER GAS 135857 KGFCU ( CKFD U B ) 48278100 KATY (COMBINED) 473 WALLER GAS 147219 KGFCU (CKFD U A) 48278100 KATY (COMBINED) 473 WALLER GAS 176673 KGFCU (CKFD U A) 48278100 KATY (COMBINED) 473 WALLER GAS 110600 KGFCU (CKFD U A) 48278100 KATY (COMBINED) 473 WALLER GAS 184551 KGFCU (CKFD U B) 48278100 KATY (COMBINED) 473 WALLER GAS 253864 KGFCU (CKFD U B) 48278100 KATY (COMBINED) 473 WALLER GAS 178891 KGFCU (CKFD U B) 48278100 KATY (COMBINED) 473 WALLER GAS 183852 KGFCU (CKFD U B) 48278100 KATY (COMBINED) 473 WALLER GAS 158734 KGFCU (CKFD U B) 48278100 KATY (COMBINED) 473 WALLER GAS 114482 KGFCU (CKFD U B) 48278100 KATY (COMBINED) 473 WALLER GAS 104515 KGFCU (CKFD U B) 48278100 KATY (COMBINED) 473 WALLER GAS 095204 KGFCU (CKFD U B) 48278100 KATY (COMBINED) 473 WALLER GAS 065452 KGFCU (CKFD U B) 48278100 KATY (COMBINED) 473 WALLER GAS 074138 KGFCU (CKFD U B) 48278100 KATY (COMBINED) 473 WALLER GAS 054335 KGFCU (CKFD U B) 48278100 KATY (COMBINED) 473 WALLER GAS 108669 KGFCU (CKFD UB) 48278100 KATY (COMBINED) 473 WALLER GAS 160106 KGFCU (COCKFIELD UPPER B) 48278100 KATY (COMBINED) 473 WALLER GAS 115366 KGFCU (COMBINED) FIELD (PF) 48278100 KATY (COMBINED) 473 WALLER GAS 157696 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 135228 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 132529 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 119025 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER



03 386310 HILCORP ENERGY COMPANY GAS 118168 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 144409 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 110427 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 248818 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 110428 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 106812 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 249827 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 070377 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 262671 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 266313 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 096719 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 098250 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 093898 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 104513 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 077605 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 060543 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 074996 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 058213 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 057744 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 037823 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 006707 KGFCU (I-A) 48278100 KATY (COMBINED) 473 WALLER GAS 052237 KGFCU (I-C) 48278100 KATY (COMBINED) 473 WALLER GAS 118167 KGFCU (I-C) 48278100 KATY (COMBINED) 473 WALLER GAS 108338 KGFCU (I-C) 48278100 KATY (COMBINED) 473 WALLER GAS 104593 KGFCU (II-A U) 48278100 KATY (COMBINED) 473 WALLER GAS 263336 KGFCU (II-A U) 48278100 KATY (COMBINED) 473 WALLER GAS 059181 KGFCU (II-A U) 48278100 KATY (COMBINED) 473 WALLER GAS 103265 KGFCU (II-A U) 48278100 KATY (COMBINED) 473 WALLER GAS 120777 KGFCU (II-AU) 48278100 KATY (COMBINED) 473 WALLER GAS 136908 KGFCU (II-AU) 48278100 KATY (COMBINED) 473 WALLER GAS 054381 KGFCU (II-B) 48278100 KATY (COMBINED) 473 WALLER GAS 083395 KGFCU (II-B) 48278100 KATY (COMBINED) 473 WALLER GAS 087888 KGFCU (II-B) 48278100 KATY (COMBINED) 473 WALLER GAS 077957 KGFCU (II-B) 48278100 KATY (COMBINED) 473 WALLER GAS 077989 KGFCU (II-B) 48278100 KATY (COMBINED) 473 WALLER GAS 060209 KGFCU (II-B) 48278100 KATY (COMBINED) 473 WALLER GAS 060483 KGFCU (II-B) 48278100 KATY (COMBINED) 473 WALLER GAS 132974 KGFCU (II-C) 48278100 KATY (COMBINED) 473 WALLER GAS 134959 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 037827 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 254879 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 261806 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 079488 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 080074 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 076240 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 074137 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 047506 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 050484 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 046754 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 043111 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER



03 386310 HILCORP ENERGY COMPANY GAS 064735 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 041909 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 036341 KGFCU (III-A) 48278100 KATY (COMBINED) 473 WALLER GAS 042191 KGFCU (IV) 48278100 KATY (COMBINED) 473 WALLER GAS 260461 KGFCU (IV) 48278100 KATY (COMBINED) 473 WALLER GAS 046755 KGFCU (IV) 48278100 KATY (COMBINED) 473 WALLER GAS 112793 KGFCU (IV) 48278100 KATY (COMBINED) 473 WALLER GAS 118631 KGFCU (IV) 48278100 KATY (COMBINED) 473 WALLER GAS 113866 KGFCU (IV) 48278100 KATY (COMBINED) 473 WALLER GAS 113868 KGFCU (IV) 48278100 KATY (COMBINED) 473 WALLER GAS 107769 KGFCU (IV) 48278100 KATY (COMBINED) 473 WALLER GAS 044342 KGFCU (IV) 48278100 KATY (COMBINED) 473 WALLER GAS 074140 KGFCU (IV) 48278100 KATY (COMBINED) 473 WALLER GAS 042962 KGFCU (IV) 48278100 KATY (COMBINED) 473 WALLER GAS 180179 KGFCU (1-A) 48278100 KATY (COMBINED) 473 WALLER GAS 256542 KGFCU (1-A) 48278100 KATY (COMBINED) 473 WALLER GAS 256724 KGFCU (1-A) 48278100 KATY (COMBINED) 473 WALLER GAS 257775 KGFCU (1-A) 48278100 KATY (COMBINED) 473 WALLER GAS 181121 KGFCU (1-A) 48278100 KATY (COMBINED) 473 WALLER GAS 187024 KGFCU (1-C) 48278100 KATY (COMBINED) 473 WALLER GAS 190459 KGFCU (1A) 48278100 KATY (COMBINED) 473 WALLER GAS 189751 KGFCU (1B) 00006001 WILDCAT 473 WALLER GAS 180184 KGFCU (11-AU) 48278100 KATY (COMBINED) 473 WALLER GAS 250571 KGFCU (111-A) 48278100 KATY (COMBINED) 473 WALLER GAS 249768 KGFCU (111-A) 48278100 KATY (COMBINED) 473 WALLER GAS 271548 KGFCU 9401(III -A) 48278100 KATY (COMBINED) 473 WALLER GAS 250802 KGFU 1 48278120 KATY (COOK MOUNTAIN 2) 473 WALLER GAS 196217 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 251710 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 252403 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 238209 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 199313 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 248051 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 248822 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 234346 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 197363 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 247033 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 197447 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 194415 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 105686 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 082760 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 117726 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 058553 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 187711 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 188851 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 100584 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 107696 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 063521 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 111708 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 064062 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER



03 386310 HILCORP ENERGY COMPANY GAS 061581 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 047788 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 106095 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 107344 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 065810 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 151490 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 180598 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 117105 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 070466 KGFU 1 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 194313 KGFU 2 48278850 KATY (WILCOX CONS.) 157 FORT BEND GAS 195662 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 235761 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 247676 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 231415 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 231462 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 229071 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 197481 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 198691 KGFU 2 48278850 KATY (WILCOX CONS.) 157 FORT BEND GAS 196218 KGFU 2 48278850 KATY (WILCOX CONS.) 157 FORT BEND GAS 196219 KGFU 2 48278850 KATY (WILCOX CONS.) 157 FORT BEND GAS 188979 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 192030 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 114026 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 109874 KGFU 2 48278850 KATY (WILCOX CONS.) 201 HARRIS GAS 182581 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 184617 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 112715 KGFU 2 48278850 KATY (WILCOX CONS.) 201 HARRIS GAS 105201 KGFU 2 48278850 KATY (WILCOX CONS.) 157 FORT BEND GAS 103134 KGFU 2 48278850 KATY (WILCOX CONS.) 157 FORT BEND GAS 105137 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 093504 KGFU 2 48278850 KATY (WILCOX CONS.) 157 FORT BEND GAS 089014 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 092490 KGFU 2 48278850 KATY (WILCOX CONS.) 157 FORT BEND GAS 079147 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 133847 KGFU 2 48278850 KATY (WILCOX CONS.) 473 WALLER GAS 119425 KRENEK 10509675 BONUS (YEGUA 7500) 481 WHARTON GAS 118962 KRENEK 10518500 BONUS, S.E. (7400) 481 WHARTON GAS 198805 KRISTYNIK 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 200107 KRUEGER 10518400 BONUS, S. E. (FRIO 4600) 481 WHARTON GAS 187438 KRUEGER 10519750 BONUS, SW. (WILCOX) 481 WHARTON GAS 189059 KRUEGER 10519750 BONUS, SW. (WILCOX) 481 WHARTON GAS 186624 KRUEGER 10519750 BONUS, SW. (WILCOX) 481 WHARTON GAS 187340 KRUEGER 10519750 BONUS, SW. (WILCOX) 481 WHARTON GAS 111829 KRUEGER 10518500 BONUS, S.E. (7400) 481 WHARTON GAS 103887 KRUEGER 10518500 BONUS, S.E. (7400) 481 WHARTON GAS 111706 KRUEGER 10518500 BONUS, S.E. (7400) 481 WHARTON GAS 204743 KRUEGER 10518310 BONUS, S.E. (FRIO 3750) 481 WHARTON GAS 207005 KUEHNLE 27923100 EL CAMPO (YEGUA) 481 WHARTON GAS 146633 KUEHNLE 27923100 EL CAMPO (YEGUA) 481 WHARTON GAS 182276 KUEHNLE 27923100 EL CAMPO (YEGUA) 481 WHARTON



03 386310 HILCORP ENERGY COMPANY GAS 196721 KUEHNLE 27923100 EL CAMPO (YEGUA) 481 WHARTON GAS 144980 KUEHNLE 27923020 EL CAMPO (D-3 YEGUA) 481 WHARTON GAS 124945 MACH 27923100 EL CAMPO (YEGUA) 481 WHARTON GAS 112300 MAHALITC 10518500 BONUS, S.E. (7400) 481 WHARTON GAS 193386 MAHALITC GAS UNIT 10518310 BONUS, S.E. (FRIO 3750) 481 WHARTON GAS 245430 MATULA FAMILY TRUST 96728152 WHARTON, WEST (FRIO 4800,E) 481 WHARTON GAS 007302 MCLEAN ET AL UNIT 57660030 MARRS MCLEAN (FB-3, HACKBERRY) 245 JEFFERSON GAS 124544 MCLEAN, MARRS -E- 30153002 FANNETT * 245 JEFFERSON GAS 084088 MCLEAN, MARRS "E" ET AL 30153002 FANNETT * 245 JEFFERSON GAS 095494 MCMILLAN B DON F 48278850 KATY (WILCOX CONS.) 157 FORT BEND GAS 211909 MCMILLIAN 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 250476 MCMILLIAN 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 211387 MCMILLIAN 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 212016 MCMILLIAN 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 213780 MCMILLIAN 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 184966 MEADOWBROOK FARMS 29075250 ENDURANCE (MID-WILCOX) 157 FORT BEND GAS 175007 MIL VID 93765700 VIDOR AMES (YEGUA DY) 361 ORANGE GAS 228455 MIL-VID 93765700 VIDOR AMES (YEGUA DY) 361 ORANGE GAS 231722 MIL-VID 93765800 VIDOR AMES (YEGUA EY) 361 ORANGE GAS 271068 MIL-VID 93765700 VIDOR AMES (YEGUA DY) 361 ORANGE GAS 159374 MORNINGSIDE-ROBINSON 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 127993 NORTH CIRCLE FARMS, INC. 27927600 EL CAMPO, NE (YEGUA) 481 WHARTON GAS 166932 NORTH CIRCLE FARMS, INC. 00006001 WILDCAT 481 WHARTON GAS 271405 NORTHINGTON 00006001 WILDCAT 481 WHARTON GAS 180010 OLD OCEAN UNIT 00006001 WILDCAT 039 BRAZORIA GAS 097140 OLD OCEAN UNIT 67013200 OLD OCEAN E (F-20) 039 BRAZORIA GAS 250535 OLD OCEAN UNIT 67015500 OLD OCEAN, S. (HELLMUTH 12,500) 039 BRAZORIA GAS 256638 OLD OCEAN UNIT 67015500 OLD OCEAN, S. (HELLMUTH 12,500) 039 BRAZORIA GAS 046824 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 258483 OLD OCEAN UNIT 67015500 OLD OCEAN, S. (HELLMUTH 12,500) 039 BRAZORIA GAS 262575 OLD OCEAN UNIT 67015500 OLD OCEAN, S. (HELLMUTH 12,500) 039 BRAZORIA GAS 247664 OLD OCEAN UNIT 67015500 OLD OCEAN, S. (HELLMUTH 12,500) 039 BRAZORIA GAS 046825 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 047027 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 047127 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 047128 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 048691 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 048883 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 049504 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 175016 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 177968 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 184697 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 186137 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 186140 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 194351 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 201523 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 204028 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 211908 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 219875 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 223381 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA



03 386310 HILCORP ENERGY COMPANY GAS 249557 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 249826 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 250503 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 252298 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 269965 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 271184 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 088333 OLD OCEAN UNIT 67011930 OLD OCEAN (10450) 321 MATAGORDA GAS 046481 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 046659 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 035638 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 321 MATAGORDA GAS 042216 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 042252 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 036189 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 007659 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 044925 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 044927 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 031353 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 042739 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 042778 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 031354 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 007677 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 256637 OLD OCEAN UNIT 67011815 OLD OCEAN (F-26) 039 BRAZORIA GAS 046691 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 036197 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 036458 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 036459 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 036239 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 321 MATAGORDA GAS 007680 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 044635 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 044639 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 007684 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 044334 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 044380 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 007687 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 007683 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 007646 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 321 MATAGORDA GAS 045034 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 045143 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 031356 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 042416 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 042580 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 032709 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 007648 OLD OCEAN UNIT 67011900 OLD OCEAN (LARSEN) 039 BRAZORIA GAS 257089 OLD OCEAN UNIT 67011815 OLD OCEAN (F-26) 039 BRAZORIA GAS 262566 OLD OCEAN UNIT 67011815 OLD OCEAN (F-26) 039 BRAZORIA GAS 264906 OLD OCEAN UNIT 67011815 OLD OCEAN (F-26) 039 BRAZORIA GAS 271445 OLD OCEAN UNIT 67011815 OLD OCEAN (F-26) 039 BRAZORIA GAS 045277 OLD OCEAN UNIT 67011100 OLD OCEAN (ARMSTRONG) 039 BRAZORIA GAS 045278 OLD OCEAN UNIT 67011100 OLD OCEAN (ARMSTRONG) 321 MATAGORDA GAS 045688 OLD OCEAN UNIT 67011100 OLD OCEAN (ARMSTRONG) 039 BRAZORIA



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03 386310 HILCORP ENERGY COMPANY GAS 226525 WILSON JR. HIGH UNIT 72378090 PORT ACRES (FRIO 5) 245 JEFFERSON GAS 157039 WINGATE 20385400 COOLEY (WILCOX, UPPER) 157 FORT BEND GAS 169322 WINGATE 20385400 COOLEY (WILCOX, UPPER) 157 FORT BEND GAS 187465 WINGATE 20385400 COOLEY (WILCOX, UPPER) 157 FORT BEND GAS 160799 WINGATE 20385400 COOLEY (WILCOX, UPPER) 157 FORT BEND GAS 204731 WUTHRICH, D. 71451625 PIERCE RANCH (5750) 481 WHARTON GAS 217351 WYSE 10802240 BOULDIN LAKE (LOWER FRIO) 321 MATAGORDA GAS 220325 WYSE 10802240 BOULDIN LAKE (LOWER FRIO) 321 MATAGORDA 03 387986 HILL PRODUCTION CO.-WISCONSIN OIL 20475 GRIFFEE 26334810 DUFFY (5530) 481 WHARTON 03 390515 HITCHCOCK SWD CORPORATION OIL 09930 WILLIAMS, CECILE W. 13080666 BUFFALO CAMP (F-9 SEG A) 039 BRAZORIA 03 390521 HITEX RESOURCES, LP GAS 141928 FRANKLAND, ANDY 84315124 SMITH POINT, E. (F-18) 071 CHAMBERS GAS 008361 MCNEIR, GEORGE P. 84315310 SMITH POINT, EAST (F-22) 071 CHAMBERS 03 390527 HLS PRODUCING, INC. OIL 02331 BARROW, J. M. FEE NCT-1 43381001 HULL 291 LIBERTY OIL 08032 HILTPOLD 57562001 MARKHAM 321 MATAGORDA OIL 02968 HUDSON, C. M. ETAL 57562001 MARKHAM 321 MATAGORDA OIL 02989 MEYERS -D- 57562001 MARKHAM 321 MATAGORDA OIL 20374 PLANET OIL CO. 57562001 MARKHAM 321 MATAGORDA OIL 05041 PLANET OIL CO. 18 ACRE 57562001 MARKHAM 321 MATAGORDA OIL 05068 SUN OIL CO. FEE 57562001 MARKHAM 321 MATAGORDA OIL 05138 TURNER, A. B. FEE NCT-2 57562001 MARKHAM 321 MATAGORDA 03 390547 HMX INVESTMENTS, INC. OIL 20622 GRAWUNDER "B" 74106560 RACCOON BEND (MIOCENE Z) 015 AUSTIN OIL 07899 GRAWUNDER, HERMAN 74106200 RACCOON BEND (GOTOSKY) 015 AUSTIN OIL 22890 HERMAN 74106200 RACCOON BEND (GOTOSKY) 015 AUSTIN OIL 23042 HERMAN 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN OIL 22794 HERMAN 74106240 RACCOON BEND (GRAWUNDER) 015 AUSTIN OIL 22668 HERMAN 51544235 LAKE RD. (JACKSON) 015 AUSTIN OIL 22895 WILSON 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN OIL 21063 WILSON, OLLIE 74106240 RACCOON BEND (GRAWUNDER) 015 AUSTIN OIL 20776 WILSON, OLLIE 74106440 RACCOON BEND (MCELROY) 015 AUSTIN OIL 19750 WILSON, OLLIE 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN OIL 23602 WILSON, OLLIE 74106240 RACCOON BEND (GRAWUNDER) 015 AUSTIN OIL 22292 WILSON, OLLIE 74106080 RACCOON BEND (COCKFIELD LOWER) 015 AUSTIN OIL 22353 WILSON, OLLIE 74106120 RACCOON BEND (COCKFIELD UPPER) 015 AUSTIN OIL 20747 WILSON, OLLIE 74106200 RACCOON BEND (GOTOSKY) 015 AUSTIN OIL 23670 WILSON, OLLIE 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN OIL 22132 WILSON, OLLIE 74106880 RACCOON BEND (WILSON) 015 AUSTIN OIL 20360 WILSON, OLLIE -A- 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN OIL 22966 WOODLEY, RONNIE 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN GAS 147675 WILSON, OLLIE 74106680 RACCOON BEND (OAKVILLE 970) 015 AUSTIN 03 393200 HOLLEY OIL COMPANY, LLC OIL 17319 BUTLER 50424500 KURTEN (BUDA) 041 BRAZOS OIL 24800 BUTLER 50424500 KURTEN (BUDA) 041 BRAZOS OIL 25614 CONLEE 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25896 DANSBY HEIRS WELL NO. 1 RE 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 24672 DOBROVOLNY-BURT 34733600 GIDDINGS (BUDA) 041 BRAZOS



03 393200 HOLLEY OIL COMPANY, LLC OIL 23403 DUNN, J. B. 50424500 KURTEN (BUDA) 395 ROBERTSON OIL 24416 FRANZE, R. F. 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 14773 GERKE 50424500 KURTEN (BUDA) 041 BRAZOS OIL 25779 LITTLE RIVER UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25066 LOCKE, MAUDE 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 16200 OPERSTENY, J. 50424500 KURTEN (BUDA) 041 BRAZOS OIL 24821 PATRANELLA, C. 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25525 PIVONKA UNIT 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 17555 WALLER, BURNEY MAE ET AL 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 21452 WILSON-DUNN UNIT 50424500 KURTEN (BUDA) 395 ROBERTSON OIL 18308 1ST CITY NAT'L BANK OF BRYAN,TR 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON GAS 195021 FRANZE, R. F. 50424600 KURTEN (GEORGETOWN) 041 BRAZOS GAS 189733 LAURA-NICHOLE 50424600 KURTEN (GEORGETOWN) 041 BRAZOS 03 393345 HOLLIMON OIL CORPORATION OIL 01771 BEAUMONT PETROLEUM CO. - STATE 35862001 GOOSE CREEK 201 HARRIS OIL 01772 BRIGGS 35862001 GOOSE CREEK 201 HARRIS OIL 26215 COLLINS 71121052 PHEASANT (EBERSTEIN) 321 MATAGORDA OIL 05569 GAILLARD FEE, TR. 1 35862001 GOOSE CREEK 201 HARRIS OIL 05570 GAILLARD FEE, TR. 2 35862001 GOOSE CREEK 201 HARRIS OIL 10330 GOOSE CREEK WASTE WATER SYS 1 35862001 GOOSE CREEK 201 HARRIS OIL 01775 HIRSCH STATE 35862001 GOOSE CREEK 201 HARRIS OIL 01776 PRATHER-DRILLERS FEE 35862001 GOOSE CREEK 201 HARRIS OIL 01777 STATELAND OIL COMPANY 35862001 GOOSE CREEK 201 HARRIS OIL 01779 TABB FEE 35862001 GOOSE CREEK 201 HARRIS OIL 01783 TEXAS STATE #32060 35862001 GOOSE CREEK 201 HARRIS OIL 22174 WEGENHOFT, I.W. 88805400 TENNA (HILLJE SAND) 481 WHARTON GAS 264704 ALICE SCHUMAKER UNIT 65228333 NEW TAITON, E. (FRIO) 481 WHARTON GAS 178887 ALVENA 71141500 PHEASANT-BOWERS (9800) 321 MATAGORDA GAS 199514 ALVENA SWD 71141500 PHEASANT-BOWERS (9800) 321 MATAGORDA GAS 178204 BAIN 74264400 RAINOSHEK (ANOMALINA SAND) 481 WHARTON GAS 263563 BERGSTROM UNIT 08534360 BLACK OWL (YEGUA 7560) 481 WHARTON GAS 255636 EARL ESTATE 25083495 DOCE PIEDRAS (YEGUA 7700) 481 WHARTON GAS 167685 EARL ESTATE UNIT 25083495 DOCE PIEDRAS (YEGUA 7700) 481 WHARTON GAS 271136 HARFST COUEY 55122138 LOUISE, NORTH (FRIO 4100) 481 WHARTON GAS 263893 ILSE UNIT 14873300 CALLIS (FRIO 5170) 481 WHARTON GAS 166964 KRUTILEK UNIT 27925800 EL CAMPO, N. (MIOCENE 3400) 481 WHARTON GAS 265582 MEEK 08534188 BLACK OWL (FRIO 4270) 481 WHARTON GAS 257724 MERTA 59416500 MCFARLAN (YEGUA) 481 WHARTON GAS 184704 RASMUSSEN 74264400 RAINOSHEK (ANOMALINA SAND) 481 WHARTON GAS 271091 RASMUSSEN LANGE UNIT 74264400 RAINOSHEK (ANOMALINA SAND) 481 WHARTON GAS 193667 STEELE 36361075 GRAND SLAM (CLAUGHTON) 321 MATAGORDA GAS 263510 TRULL 71125912 PHEASANT, SOUTH (10,600) 321 MATAGORDA GAS 234824 TRULL 71122875 PHEASANT, E. (10,000) 321 MATAGORDA GAS 141967 WEGENHOFT, I. W. 90970497 TRANS-TEX (3000 CAT.) 481 WHARTON GAS 244038 WENGLAR 60476430 MENEFEE (FRIO 4900) 481 WHARTON 03 393680 HOLLUB, LAMBERT DRILLING COMPANY OIL 20153 D. J. 18323500 CISTERN (NAVARRO) 149 FAYETTE OIL 20154 VYUJALA 18323500 CISTERN (NAVARRO) 149 FAYETTE 03 394118 HOLMES PETROLEUM, INC. OIL 09712 GOBER, JAMES 65785444 NOME, S. (FRIO 7170) 245 JEFFERSON



03 396852 HOME PETROLEUM CORP. OIL 01878 HANKAMER, BERNICE OIL UNIT 38698001 HANKAMER, SOUTH 071 CHAMBERS OIL 01879 HANKAMER, I J ET AL 38698001 HANKAMER, SOUTH 071 CHAMBERS OIL 20806 HANKAMER, I. J. ET UX 38698001 HANKAMER, SOUTH 071 CHAMBERS OIL 01880 HANKAMER, I. J., ETAL -A- 38698001 HANKAMER, SOUTH 071 CHAMBERS OIL 01882 HANKAMER,I. J., ETAL OIL UNIT #1 38698001 HANKAMER, SOUTH 071 CHAMBERS OIL 09018 KOCH, T. F., NCT-1 86429559 STOWELL (STEWART U-3) 245 JEFFERSON OIL 01883 PENICK, RICHARD, ETAL UNIT 38698001 HANKAMER, SOUTH 071 CHAMBERS OIL 01884 WHITE, MATTIE, ETAL 38698001 HANKAMER, SOUTH 071 CHAMBERS GAS 044838 HANKAMER, I. J. ET UX 38698500 HANKAMER, SOUTH (UF-2) 071 CHAMBERS GAS 166797 HANKAMER, I. J. ET UX 38698530 HANKAMER, S. (FRIO, UPPER 5900) 071 CHAMBERS GAS 138174 KOCH, T. F. NCT-1 86429130 STOWELL (ENGLIN-MARG) 245 JEFFERSON 03 396890 HOMEPLACE OIL AND GAS OIL 14930 FINALLY 97502500 WILLARD (NAVARRO) 051 BURLESON 03 399596 HOPCO OPERATING, INC. OIL 15046 BALDWIN 50366001 KUHLMAN 339 MONTGOMERY 03 399627 HOPI, INC. OIL 20011 COOK, B.M. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP 03 400091 HORIZON PROD. AND OPERATING, LLC OIL 25246 SCHINDLER 77057500 RIVERSTONE (YEGUA EY-1) 157 FORT BEND GAS 196706 HARRISON, W. A. 84332495 SMITHERS LAKE, E. (YEGUA) 157 FORT BEND 03 400123 HORN, BILL JR. OIL 19178 BAUER, ROBERT ET AL 06171250 BAUER RANCH (NODOSARIA -B) 245 JEFFERSON 03 401340 HORSE PRAIRIE PRODUCTION, INC. OIL 19101 KENG, T.W. 48856500 KENG (NAVARRO -A-) 287 LEE 03 401410 HORSESHOE DRLG. & PROD. CO.,INC. OIL 05869 BEATTY CORPORATION 43464001 HUMBLE 201 HARRIS OIL 08963 HOPPES FEE 43464001 HUMBLE 201 HARRIS 03 402698 HOUSTON ENERGY OPERATING, L.P. OIL 26036 HALLS BAYOU RANCH 36732540 GREENS LAKE (5150) 167 GALVESTON OIL 25308 PREVOT 23604400 DAYTON, NORTH (YEGUA EY-1) 291 LIBERTY 03 402723 HOUSTON GULF ENERGY CORPORATION GAS 162967 QUARRY OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES 03 404106 HOUSTON OIL PROD ENTERPRISES,INC OIL 03322 BROWN, E. W. 71281001 PHOENIX LAKE 361 ORANGE OIL 02095 CADE, E. K. 41139001 HIGH ISLAND 167 GALVESTON OIL 24461 CAMP WALLACE 32692500 FRANKS, NW. (8900) 167 GALVESTON OIL 07174 OBRIEN, E., UNIT 6 41139001 HIGH ISLAND 167 GALVESTON OIL 06121 OBRIEN, ERIN, ETAL, UNIT 1 41139001 HIGH ISLAND 167 GALVESTON OIL 07295 ROBERTS & MUELLER 41139001 HIGH ISLAND 071 CHAMBERS OIL 01263 SAN LEON FARMS ETAL UNIT 24674001 DICKINSON 167 GALVESTON GAS 038291 CAMP WALLACE 32688884 FRANKS (WEITING, UPPER) 167 GALVESTON GAS 264904 CAMP WALLACE 32688052 FRANKS (ALIBEL) 167 GALVESTON 03 404440 HOUSTON OPERATING, INC. OIL 23436 HANCOCK 80638700 SANDY (YEGUA) 481 WHARTON 03 404500 HOUSTON PETROLEUM COMPANY OIL 09848 BLACKWELL OIL UNIT 01484799 ALGOA ( 7,960 MARG) 167 GALVESTON OIL 11824 BOEDEKER, CHARLES 16804500 CHAMBERS (NAVARRO) 051 BURLESON OIL 10772 COOPER UNIT 01484611 ALGOA (35 SAND) 167 GALVESTON OIL 20676 COOPER-CHRISTMAN OIL UNIT 01484188 ALGOA ( 25 FRIO) 167 GALVESTON OIL 19334 EVANS UNIT 01484335 ALGOA (29 SAND) 167 GALVESTON



03 404500 HOUSTON PETROLEUM COMPANY OIL 09984 PARKER OIL UNIT 01484846 ALGOA ( 8,000) 167 GALVESTON OIL 26102 WILLIAMS UNIT 01484517 ALGOA ( 32, 9400) 167 GALVESTON OIL 23770 WINTON UNIT 01484282 ALGOA ( 27 SAND) 167 GALVESTON GAS 126600 CHAMPION INTERNATIONAL CORP. 91244040 TRINITY (EDWARDS) 471 WALKER GAS 222494 HUETTEL-BROWN 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE 03 404520 HOUSTON PIPE LINE COMPANY LP OIL 14876 EHRHARDT, JOHN EST. 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 092902 BAMMEL 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 116122 BAMMEL G. U. (EHRHARDT) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 116162 BAMMEL G. U. (LOTTIE BUETLER) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 005043 BAMMEL GAS UNIT 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 005054 BAMMEL GAS UNIT 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 005058 BAMMEL GAS UNIT 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 005048 BAMMEL GAS UNIT 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 005059 BAMMEL GAS UNIT 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 005060 BAMMEL GAS UNIT 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 005049 BAMMEL GAS UNIT 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 005044 BAMMEL GAS UNIT 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 005040 BAMMEL GAS UNIT 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 005041 BAMMEL GAS UNIT 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 092901 BAMMEL GAS UNIT (EHRHARDT) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 173903 BAMMEL GAS UNIT (EHRHARDT) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 115000 BAMMEL GAS UNIT (EHRHARDT) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 092900 BAMMEL GAS UNIT (EHRHARDT) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 115251 BAMMEL GAS UNIT (FEE) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 092898 BAMMEL GAS UNIT (GAZEY) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 118183 BAMMEL GAS UNIT (GRAVES -B-) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 173902 BAMMEL GAS UNIT (GRAVES "C") 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 173098 BAMMEL GAS UNIT (GRAVES "C") 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 118182 BAMMEL GAS UNIT (POLLEY UNIT) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 092899 BAMMEL GAS UNIT (POLLEY) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 092897 BAMMEL GAS UNIT (POLLEY) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 115114 BAMMEL GAS UNIT (POLLY) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 096025 BAMMEL GAS UNIT (PYLES, ANNA) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 092903 BAMMEL GAS UNIT (PYLES, ANNA) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 092904 BAMMEL GAS UNIT (PYLES, ANNA) 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 173904 BAMMEL GAS UNIT (ZAPP "B") 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 159626 EHRHARDT UNIT 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 064912 EHRHARDT, JOHN 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 162241 EHRHARDT, JOHN 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 167024 EHRHARDT, JOHN EST 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 049380 GRAVES -B- 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 054048 GRAVES "C" 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 044204 GRAVES EST. ET AL -C- 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 044206 GRAVES EST. ET AL -C- 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 044207 GRAVES EST. ET AL -C- 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 044205 GRAVES EST. ET AL -C- 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 054589 GRAVES ESTATES, ET AL "A" 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 159627 POLLEY 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 189320 PYLES, ANNA UNIT 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS



03 404520 HOUSTON PIPE LINE COMPANY LP GAS 166854 ZAPP ESTATE ET AL -D- 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 159624 ZAPP ESTATE ET AL -D- 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 166857 ZAPP ESTATE ET AL "D" 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS GAS 150548 ZAPP ESTATE, ET AL -D- 05388270 BAMMEL (6200 COCKFIELD) 201 HARRIS 03 405950 HOWARD EXPLORATION, INC. OIL 24925 BP-VICKERS FEE 26204250 DRY CREEK (YEGUA 2-A) 199 HARDIN OIL 25378 HALLS BAYOU RANCH 36732300 GREENS LAKE (3300) 167 GALVESTON OIL 24519 J. A. VICKERS FEE 26204750 DRY CREEK (YEGUA 7-A) 199 HARDIN GAS 071108 HALLS BAYOU RANCH 36714250 GREEN LAKE (3350) 167 GALVESTON GAS 271048 J.A. VICKERS 26204840 DRY CREEK (6860) 199 HARDIN 03 407764 HRB OPERATING COMPANY, INC. GAS 100624 ANDERSON UNIT 17552304 CHESTERVILLE, N. (WILCOX 9200) 089 COLORADO GAS 216404 BROYLES 17552390 CHESTERVILLE, NORTH (YEGUA 7) 089 COLORADO GAS 122383 CLINTON GAS UNIT 53915375 LISSIE (WILCOX 9600) 481 WHARTON GAS 111211 COHN, A. B. 29382001 ESPERSON DOME, WEST 201 HARRIS GAS 006920 HOYO, MARY EMMA 53915375 LISSIE (WILCOX 9600) 089 COLORADO GAS 101167 LAKESIDE IRRIGATION CO. UNIT 53915375 LISSIE (WILCOX 9600) 481 WHARTON GAS 112029 LEE-MITCHELL GAS UNIT 53919450 LISSIE, SOUTH (WILCOX 9600) 481 WHARTON GAS 096710 LISSIE GU 2 53919450 LISSIE, SOUTH (WILCOX 9600) 481 WHARTON GAS 096713 LISSIE GU 3 53919450 LISSIE, SOUTH (WILCOX 9600) 481 WHARTON GAS 097927 POOLE GAS UNIT 53915375 LISSIE (WILCOX 9600) 481 WHARTON GAS 172621 WEISE BROS. 53919601 LISSIE, SOUTH (YEGUA 6900) 481 WHARTON GAS 071645 WIESE BROS, 53919450 LISSIE, SOUTH (WILCOX 9600) 481 WHARTON 03 407775 HRONEK, KENNETH OIL 14208 HRONEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 408000 HTR OPERATING CO., INC. OIL 19234 ARCO-GEORGE 25830800 DOUGAR, WEST (9910 WILCOX) 351 NEWTON 03 410072 HUDSON, ARTIE OIL 24524 BAIRD 82265500 SERBIN (TAYLOR SAND) 287 LEE 03 410884 HUEBNER, JOHN A. JR. GAS 115166 HUEBNER "B" 55476333 LUCKY, WEST (F-16) 321 MATAGORDA 03 412195 HUISACHE LAND & ROYALTY COMPANY OIL 01521 MACCARTHY, JANET 30822001 FIG RIDGE 071 CHAMBERS 03 416330 HUNT OIL COMPANY OIL 11424 STATE TRACT 30-L 41228500 HIGH IS. BLK. 30-L (8775) 245 JEFFERSON GAS 215081 DUNCAN A93 09962500 BOB ALEXANDER (MASSIVE WILCOX) 481 WHARTON GAS 210788 DUNCAN A93 09962500 BOB ALEXANDER (MASSIVE WILCOX) 481 WHARTON GAS 212012 DUNCAN A93 09962500 BOB ALEXANDER (MASSIVE WILCOX) 481 WHARTON GAS 223399 DUNCAN A93 02158150 ALWAN (COOK MOUNTAIN) 481 WHARTON GAS 266215 N. HAROLD HUNT 91983500 TURTLE CREEK 321 MATAGORDA 03 419217 HUNTERS CREEK OIL & GAS OIL 05064 RYEMAN, I. L. ETAL 71444001 PIERCE JUNCTION 201 HARRIS 03 419886 HURD ENTERPRISES, LTD. GAS 226437 COLUMBUS TOWNSITE GAS UNIT 16517798 CECIL NOBLE (WILCOX 10,300) 089 COLORADO 03 421200 HYDROCARBONS INTL. DRILLING CORP OIL 06149 SLUSKY, LOUIS 09880001 BLUE RIDGE 157 FORT BEND 03 421494 HYPERION ENERGY, L P OIL 09434 CLAY CREEK EAST UNIT 18721001 CLAY CREEK 477 WASHINGTON OIL 22736 CLAY CREEK EAST UNIT 18721001 CLAY CREEK 477 WASHINGTON OIL 09388 CLAY CREEK WEST UNIT 18721001 CLAY CREEK 477 WASHINGTON



03 421776 ICARUS OPERATING CORPORATION OIL 24176 LEWIS, FRANK H. FAMILY -A- 60680080 MERLIN (GLYNN "B" SAND) 321 MATAGORDA 03 423113 IMPACT MIDSTREAM, LLC GAS 071641 CRYSTAL BEACH SWD 83315400 SHIPWRECK (FRIO A) 167 GALVESTON 03 423519 IMPETRO OPERATING LLC OIL 23931 A. M. WILLIAMS UNIT 2 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 23183 ANSELL 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14599 ATLANTA HATFIELD 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20282 BECKER OLTMANN UNIT #2 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13096 BECKER OLTMANN UNIT #3 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20092 BECKER-OLTMANN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14613 BECKER, FRED 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25070 BLACK 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 16586 CHEREE 50424500 KURTEN (BUDA) 041 BRAZOS OIL 26172 CLAUDE BROCKSMITH UNIT 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 22699 DURRENBERGER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18071 EL CAPITAN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14103 ELIAS, VICTOR 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22658 ELLISOR "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25350 GBR 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 24967 GRAECO 34733600 GIDDINGS (BUDA) 021 BASTROP OIL 23604 HESTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 19732 KEHLENBRINK, R. 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 12585 KING, R. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21658 KLEIBER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13802 KOEHLER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15690 KURTEN, MILTON 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 24365 LIPSCOMB UNIT 12697800 BRYAN (WOODBINE) 041 BRAZOS OIL 14106 LONIE MAE #1-H 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16629 LOVINGS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24900 MAGGIE 34733600 GIDDINGS (BUDA) 021 BASTROP OIL 22530 MANN, OSCAR 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20773 MCFARLAND-MCFARLAND UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25329 MCPHAUL 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 15883 MINNIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20965 NOACK-MENZEL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19328 PHILIPELLO 50424500 KURTEN (BUDA) 041 BRAZOS OIL 16682 RANSOM "B" #1 50424500 KURTEN (BUDA) 041 BRAZOS OIL 16721 RANSOM UNIT 12699300 BRYAN, N. (GEORGETOWN) 041 BRAZOS OIL 20634 RUBACH, LYDIA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22927 SCARMARDO 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21430 SCARMARDO - MARYLINDA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25106 STEINBACH 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 17760 STRINGFELLOW UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 18326 SUSIE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24883 SUSIE 2H 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13308 T - O 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12603 TROUSDALE (MAJESTIC) 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25096 TYRA 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 25053 TYRA 34733600 GIDDINGS (BUDA) 021 BASTROP OIL 25373 WACHSMANN 34733600 GIDDINGS (BUDA) 021 BASTROP



03 423519 IMPETRO OPERATING LLC OIL 25071 WEBB 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 19489 WILLIAMS, A.M. 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 24698 YOUNGER J. E. UNIT I 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 13618 ZOCH-NOACK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12987 ZONA, MARY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE GAS 208543 HERKLOTZ-KRUEMCKE 50341475 KRUEMCKE (WILCOX) 287 LEE GAS 158635 JACKSON, HELEN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 108670 KIMBERLY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE 03 423590 IN OIL COMPANY, THE OIL 20396 TURNER, B.W. 10459100 BONNEY (FRIO A, UPPER) 039 BRAZORIA 03 423771 INDIAN EXPLORATION, INC. OIL 22734 B. E. QUINN ESTATE 09860450 BLUE MARSH (WILCOX 9400) 351 NEWTON OIL 18668 CHAMPION INTERNATIONAL 09866750 BLUE MARSH, W (10050 WILCOX) 351 NEWTON OIL 11896 KURTH, J.H. JR. 09860540 BLUE MARSH (Y-2) 351 NEWTON OIL 17967 KURTH, J.H. JR. TRUSTEE ET AL 09860260 BLUE MARSH (WILCOX A-4) 351 NEWTON OIL 13102 LINDSEY, E. A. 09866750 BLUE MARSH, W (10050 WILCOX) 351 NEWTON OIL 25426 QUINN, B. E. ESTATE 09860270 BLUE MARSH (WILCOX B) 351 NEWTON GAS 076976 KURTH, J. H. JR. 09860845 BLUE MARSH (YEGUA 6600) 351 NEWTON GAS 032765 YEGUA GAS UNIT 09860900 BLUE MARSH (YEGUA 6700) 351 NEWTON 03 423811 INDIAN RIVER EXPLORATION CO. OIL 04500 MAYS, M. L., MRS., ETAL 96517001 WEST COLUMBIA NEW 039 BRAZORIA 03 424191 INEOS USA LLC OIL 10375 AMOCO CHEMICALS COMPANY 86526001 STRATTON RIDGE 039 BRAZORIA 03 424192 INEOS CHOCOLATE BAYOU P/L LLC OIL 15713 AMOCO CHEMICAL CORPORATION 86526001 STRATTON RIDGE 039 BRAZORIA 03 424607 INLAND OCEAN, INC. OIL 24862 RANCHO GRANDE FARMS 96728605 WHARTON, WEST (4440) 481 WHARTON GAS 227365 RANCHO GRANDE FARMS 00006001 WILDCAT 481 WHARTON GAS 234174 RANCHO GRANDE FARMS 96728348 WHARTON, WEST (FRIO 5300) 481 WHARTON GAS 236482 RANCHO GRANDE FARMS 96728605 WHARTON, WEST (4440) 481 WHARTON 03 424608 INLAND MINERALS MANAGEMENT OIL 12254 ATKINSON, VIOLA 02315512 AMELIA (FRIO 6) 245 JEFFERSON OIL 07916 LIDDELL, F. EST. 88548750 TAYLOR LAKE (7950) 201 HARRIS OIL 19839 STATE-MCFADDIN NO. 1 UNIT 66477685 OAK ISLAND (HACKBERRY 10100) 245 JEFFERSON 03 424776 INTEGRITY PETROLEUM GROUP, INC. OIL 24839 IPG/LEWIS 12306001 BROOKSHIRE 473 WALLER 03 424790 INTERCITY MANAGEMENT CORP. OIL 11018 BURKITT 26877500 DYERSDALE (YEGAUA 8050) 201 HARRIS 03 425206 INTERSTATE EXPLORATIONS LLC OIL 26182 KNIGHT 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON GAS 271509 BLAKELEY, DAVID 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON 03 425810 IPACT OIL 24820 MCBRIDE FEE 06115001 BATSON NEW 199 HARDIN OIL 08940 STERLING REDFERN FEE 43464001 HUMBLE 201 HARRIS GAS 119424 GILMAN 78319560 ROSENBERG (VICKSBURG 6270) 157 FORT BEND 03 426220 IRELAND OIL COMPANY OIL 24148 BAIRD, J.B. (IOC) 43464001 HUMBLE 201 HARRIS OIL 06536 ROUNTREE, B. O. 43464001 HUMBLE 201 HARRIS 03 426963 ISLAND EXPLORATION OIL 07704 CROWE, H. I., FEE #1 35862001 GOOSE CREEK 201 HARRIS



03 426963 ISLAND EXPLORATION OIL 22066 GALVEZ - HOWARD 35862001 GOOSE CREEK 201 HARRIS OIL 08688 INDUSTRIAL INV. CO. A/C #4 02315320 AMELIA (FRIO 2) 245 JEFFERSON OIL 03978 QUINN, B. E. 85195001 SPINDLETOP 245 JEFFERSON OIL 03130 RYEMAN, J. 64185001 MYKAWA NEW 201 HARRIS OIL 02514 SCHILLING, A. 46258001 JERGINS 071 CHAMBERS OIL 01789 TROXELL, B. F. ETAL 35862001 GOOSE CREEK 201 HARRIS 03 427252 IWR OPERATING, LLC OIL 25113 ROUTE 60 REAL ESTATE CO., L C 03850500 ARRINGTON (MARG.) 481 WHARTON 03 427302 J-O'B OPERATING COMPANY GAS 125472 MORRIS, THELMA 32157781 FT. TRINIDAD, E. (GLEN ROSE D) 225 HOUSTON 03 427482 JDA ENERGY, LLC OIL 16195 GUTHRIE, JAMES Q 65607250 NOACK COW HERD (SEG. B, EAST) 287 LEE OIL 20630 GUTHRIE, JAMES Q. 00006001 WILDCAT 287 LEE GAS 067544 GUTHRIE 65607200 NOACK COWHERD (SEG. B) 287 LEE GAS 069549 GUTHRIE, JAMES Q. 65607200 NOACK COWHERD (SEG. B) 287 LEE 03 427498 J & D WELL SERVICE OIL 17185 BROACH, J.B. UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 13030 JONES, JOHN J. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12774 TYSON, H. M. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 427594 J & G OPERATING, INC. OIL 11927 WEISER, K. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12084 WINKLER "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE 03 427617 J.F.W. EQUIPMENT, INC. OIL 16750 HOKE, A.E. UNIT 56593550 MADISONVILLE, NE (GEORGETOWN) 313 MADISON 03 427635 J&G OIL & GAS OIL 04733 COCKBURN OIL CORP. 43464001 HUMBLE 201 HARRIS OIL 04705 MINOR OIL COMPANY 43464001 HUMBLE 201 HARRIS 03 427681 J & K OIL TOOLS, INC. OIL 14979 MCFARLAND, JAMES 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18679 WIGHT #2 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13187 WIGHT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 427742 JMC RESOURCES CORP. OIL 20770 CARRIER UNIT 30045250 FAITH (MCELROY) 373 POLK OIL 09655 WEBER, PAUL 18992832 CLINTON (3700 SAND) 201 HARRIS OIL 19651 WEBER, PAUL 18992912 CLINTON (4400) 201 HARRIS GAS 121636 KIRBY 60423200 MENARD CREEK (COOK MTN) 373 POLK 03 427770 JR RESOURCES, INC. GAS 111273 LEWIS, JOHN EDGAR TRUSTEE 33035200 FRIJOLE (FRIO 2800) 473 WALLER GAS 127512 LEWIS, JOHN EDGAR TRUSTEE 12306001 BROOKSHIRE 473 WALLER 03 427773 J.R. OIL AND GAS INC. OIL 22840 SCHILLING A-B 46258001 JERGINS 071 CHAMBERS GAS 065622 STEWART, MACO 41679666 HITCHCOCK, S. (6500) 167 GALVESTON 03 427882 JRP PRODUCTION, LLC OIL 25883 DAVETTE 10229001 BOLING 481 WHARTON OIL 25482 STEGMAN 10229001 BOLING 481 WHARTON 03 429266 JACKSON, LAWTON C., JR. OIL 21185 L C J 43464001 HUMBLE 201 HARRIS 03 429659 JAMEX, INC. OIL 25364 ATLANTIC-CASTILLO 07479240 BESSMAY (WILCOX CONS) 241 JASPER OIL 24984 FRENSLEY 99843800 ZIMMERSCHEIDT (WILCOX) 089 COLORADO



03 429659 JAMEX, INC. OIL 18338 GERTSON DRILLING UNIT 27130800 EAGLE VIEW (9050 WILCOX A-2) 089 COLORADO OIL 24406 RABEL & KEPLER 17552912 CHESTERVILLE, NORTH (6700) 089 COLORADO GAS 200967 ADAMS, G. UNIT 90620943 TOMBALL (WILCOX 8400) 201 HARRIS GAS 161004 ANDERSON 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 164121 ANDERSON, B. D. 17552532 CHESTERVILLE, NORTH (YEGUA 6400) 089 COLORADO GAS 197289 BECKENDORFF 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 178278 BOGATTO 99843800 ZIMMERSCHEIDT (WILCOX) 089 COLORADO GAS 254768 BP-STOCKSTILL 07479240 BESSMAY (WILCOX CONS) 241 JASPER GAS 198312 BROYLES 17552532 CHESTERVILLE, NORTH (YEGUA 6400) 089 COLORADO GAS 257498 CARRIERE 72481500 PORTER'S CREEK (YEGUA) 481 WHARTON GAS 180841 COCHRAN UNIT 99843800 ZIMMERSCHEIDT (WILCOX) 089 COLORADO GAS 163590 CRANZ TRUST 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 165211 CRANZ TRUST 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 159767 CRANZ TRUST 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 217827 CRANZ TRUST 834 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 184600 ENGLAND-VIRNAU 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 203768 ENGLAND-VIRNAU 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 199639 ENGLAND-VIRNAU 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 160148 EVORITT 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 177122 FRENSLEY UNIT 99843800 ZIMMERSCHEIDT (WILCOX) 089 COLORADO GAS 199886 JOHNSTON, EULA MAY 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 165588 KAECHELE 17550456 CHESTERVILLE (WILCOX 9000) 089 COLORADO GAS 211125 KAECHELE 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 151970 KAECHELE 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 162740 KAECHELE -A- 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 162961 KAECHELE -A- 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 181886 KAECHELE "A" 17552090 CHESTERVILLE, N. (MIOCENE 2220) 089 COLORADO GAS 184756 KAECHELE "170" 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 203942 KAECHELE "170" 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 193089 KAECHELE "170" 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 182509 KAECHELE "170" 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 242710 KOBS A 90620943 TOMBALL (WILCOX 8400) 201 HARRIS GAS 250574 LEHRER 27326220 EASTER, S. (HEARTBREAK) 089 COLORADO GAS 186461 LEHRER "D" 27326220 EASTER, S. (HEARTBREAK) 089 COLORADO GAS 177450 LEYENDECKER 99843800 ZIMMERSCHEIDT (WILCOX) 089 COLORADO GAS 214126 LEYENDECKER 99843800 ZIMMERSCHEIDT (WILCOX) 089 COLORADO GAS 187651 LEYENDECKER 99843800 ZIMMERSCHEIDT (WILCOX) 089 COLORADO GAS 181196 LEYENDECKER-CULLEN 99843800 ZIMMERSCHEIDT (WILCOX) 089 COLORADO GAS 161562 MAZAC HEIRS 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 157570 RABEL, H. & KEPLER, J. 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 196877 REASER 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 202603 REASER 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 194941 REASER 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 192679 REASER 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 195677 REASER 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 187889 REASER 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 190573 REASER 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 195683 REASER "A" 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 202602 SCHNEIDER 76105700 REXVILLE (WILCOX) 015 AUSTIN GAS 191157 SCHNEIDER 76105700 REXVILLE (WILCOX) 015 AUSTIN



03 429659 JAMEX, INC. GAS 174502 SHIMEK SWD 64086650 MUSTANG CREEK (3950) 089 COLORADO GAS 183973 VASTAR BONNER 00006001 WILDCAT 241 JASPER GAS 252001 VASTAR BONNER 07479240 BESSMAY (WILCOX CONS) 241 JASPER GAS 179987 VASTAR-TEMPLE INLAND 07479240 BESSMAY (WILCOX CONS) 241 JASPER GAS 180816 VASTAR-TEMPLE INLAND 07479240 BESSMAY (WILCOX CONS) 241 JASPER GAS 179985 VASTAR-TEMPLE INLAND 07479240 BESSMAY (WILCOX CONS) 241 JASPER GAS 180815 VASTAR-TEMPLE INLAND 00006001 WILDCAT 241 JASPER GAS 179986 VASTAR-TEMPLE INLAND 00006001 WILDCAT 241 JASPER GAS 160565 WEBB 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 155937 WEBB 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 157070 WITTER, A. S. 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 153710 WITTER, A. S. 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 148847 WOLF 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 164250 WOLF 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 162737 WOLF 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 158207 WOLF 17552095 CHESTERVILLE, N. (PACK) 089 COLORADO GAS 168397 WOLF 17552090 CHESTERVILLE, N. (MIOCENE 2220) 089 COLORADO GAS 167974 WOLF "A" 17552090 CHESTERVILLE, N. (MIOCENE 2220) 089 COLORADO 03 429781 JANDAR EXPLORATION, L. C. OIL 20623 HOLLYFIELD 100 62888001 MORGANS CREEK 373 POLK OIL 20904 HOLLYFIELD 100 - FARMER 62888001 MORGANS CREEK 373 POLK GAS 128477 BARNES 20511666 COPELAND CREEK, E. (MT. JACKSON) 373 POLK 03 429878 JANTEX OIL COMPANY GAS 063770 HENDERSON UNIT 43616830 HUNGERFORD, E. (3200) 157 FORT BEND GAS 063769 HENDERSON UNIT 43616664 HUNGERFORD, E. (MIOCENE 3000) 157 FORT BEND 03 430368 JAY MANAGEMENT COMPANY, LLC OIL 24240 ARCO HUGHES 16269300 CASTILLO (YEGUA #1) 241 JASPER OIL 22362 BARBER, JOHN 29375001 ESPERSON DOME 291 LIBERTY OIL 20299 CAROUTHERS, GLADYS 57761300 MARTHA, S.E. (CM-1 SAND) 291 LIBERTY OIL 12758 CESSNA 38964600 HARDIN (Y-3) 291 LIBERTY OIL 01906 CESSNA, A. E. 38964001 HARDIN 291 LIBERTY OIL 06243 CESSNA, ADELIA 38964001 HARDIN 291 LIBERTY OIL 01380 CITY INVESTMENT CO. 29375001 ESPERSON DOME 291 LIBERTY OIL 22363 COLBY, B.W. 29375001 ESPERSON DOME 291 LIBERTY OIL 01381 DAVIS, THOS. E. 29375001 ESPERSON DOME 291 LIBERTY OIL 07397 DAVIS, THOS. E. 29375400 ESPERSON DOME (VICKSBURG) 291 LIBERTY OIL 21698 ENTZMINGER 57761300 MARTHA, S.E. (CM-1 SAND) 291 LIBERTY OIL 23330 ESPERSON MOORES BLUFF 29375400 ESPERSON DOME (VICKSBURG) 291 LIBERTY OIL 01382 ESPERSON-MOORES BLUFF 29375001 ESPERSON DOME 291 LIBERTY OIL 08549 GARBS, CHARLES F. 29375001 ESPERSON DOME 291 LIBERTY OIL 22357 GENERAL CRUDE 29375001 ESPERSON DOME 291 LIBERTY OIL 08999 GREEN, BETTIE C. 86429286 STOWELL (FB-II, STEWART U-3) 071 CHAMBERS OIL 09332 GREEN, BETTIE C. 86429403 STOWELL (INTERMEDIATE U-2) 071 CHAMBERS OIL 09309 GREEN, BETTIE C. 86429026 STOWELL (CRAWFORD U-1) 071 CHAMBERS OIL 23827 HLAVATY 29375400 ESPERSON DOME (VICKSBURG) 291 LIBERTY OIL 12121 HUGHES, M.B. 16269910 CASTILLO (YEGUA #7) 241 JASPER OIL 05400 HUMPHREYS, R. W. 38964001 HARDIN 291 LIBERTY OIL 08415 JOHNSTON & CAMPBELL 38964001 HARDIN 291 LIBERTY OIL 16093 KIRKENDALL, B. ET AL 84061500 SLESSINGER (WILCOX 10,000) 199 HARDIN OIL 09437 LOSTAK, MARY 29375001 ESPERSON DOME 291 LIBERTY



03 430368 JAY MANAGEMENT COMPANY, LLC OIL 22361 LOSTAK, MARY (KIRBY) 29375001 ESPERSON DOME 291 LIBERTY OIL 23915 OXLEY ET AL UNIT 86429026 STOWELL (CRAWFORD U-1) 071 CHAMBERS OIL 08968 OXLEY, ET AL UNIT 86429026 STOWELL (CRAWFORD U-1) 071 CHAMBERS OIL 01383 PURE OIL COMPANY FEE 29375001 ESPERSON DOME 291 LIBERTY OIL 12759 RIVES, G. S. 38964780 HARDIN (Y-12) 291 LIBERTY OIL 01892 RIVES, G. S. 38964001 HARDIN 291 LIBERTY OIL 16351 RIVES, S. 38964705 HARDIN (Y-7) 291 LIBERTY OIL 22358 SOUTH ESPERSON UNIT 29375001 ESPERSON DOME 291 LIBERTY OIL 09943 STANOLIND-SUN FEE 29375400 ESPERSON DOME (VICKSBURG) 291 LIBERTY OIL 01385 VAJDAK, J. 29375001 ESPERSON DOME 291 LIBERTY OIL 23167 WELCH 29375400 ESPERSON DOME (VICKSBURG) 291 LIBERTY OIL 22360 WELCH "A" 29375001 ESPERSON DOME 291 LIBERTY OIL 22359 WELCH "B" 29375001 ESPERSON DOME 291 LIBERTY OIL 23696 WELCH "B" 29375400 ESPERSON DOME (VICKSBURG) 291 LIBERTY OIL 23221 WELCH FOUNDATION 29375400 ESPERSON DOME (VICKSBURG) 291 LIBERTY OIL 01912 WRIGHT, SUSAN, ETAL 38964001 HARDIN 291 LIBERTY GAS 188250 ARCO CASTILLO 16269700 CASTILLO (YEGUA #5) 241 JASPER GAS 193300 ARCO CASTILLO 16269700 CASTILLO (YEGUA #5) 241 JASPER GAS 175622 ARCO HUGHES 16269700 CASTILLO (YEGUA #5) 241 JASPER GAS 231914 ARCO-HUGHES 16229050 CASTILLO (MIOCENE 3200) 241 JASPER GAS 105296 DAVIS, THOMAS E. ESTATE 29375001 ESPERSON DOME 291 LIBERTY GAS 105297 DAVIS, THOMAS E. ESTATE 29375001 ESPERSON DOME 291 LIBERTY GAS 105298 DAVIS, THOMAS E. ESTATE 29375001 ESPERSON DOME 291 LIBERTY GAS 105295 DAVIS, THOMAS E. ESTATE 29375001 ESPERSON DOME 291 LIBERTY GAS 105294 DAVIS, THOMAS E. ESTATE 29375001 ESPERSON DOME 291 LIBERTY GAS 180386 DAVIS, THOS. E. 29375400 ESPERSON DOME (VICKSBURG) 291 LIBERTY GAS 006112 DAVIS, THOS. E. 29375850 ESPERSON DOME (YEGUA 8500) 291 LIBERTY GAS 006113 DAVIS, THOS. E. 29375850 ESPERSON DOME (YEGUA 8500) 291 LIBERTY GAS 006109 ESPERSON /MOORES BLUFF/ 29375650 ESPERSON DOME (YEGUA 7100) 291 LIBERTY GAS 166790 ESPERSON MOORES BLUFF 29375500 ESPERSON DOME (YEGUA) 291 LIBERTY GAS 168407 ESPERSON MOORES BLUFF 29375500 ESPERSON DOME (YEGUA) 291 LIBERTY GAS 166758 ESPERSON MOORES BLUFF 29375500 ESPERSON DOME (YEGUA) 291 LIBERTY GAS 177418 ESPERSON MOORES BLUFF 29375400 ESPERSON DOME (VICKSBURG) 291 LIBERTY GAS 180732 ESPERSON MOORES BLUFF 29375001 ESPERSON DOME 291 LIBERTY GAS 055902 ESPERSON MOORES BLUFF 29375014 ESPERSON DOME* 291 LIBERTY GAS 180653 ESPERSON MOORES BLUFF 29375001 ESPERSON DOME 291 LIBERTY GAS 180708 ESPERSON MOORES BLUFF 29375001 ESPERSON DOME 291 LIBERTY GAS 136867 ESPERSON MOORES BLUFF 29375001 ESPERSON DOME 291 LIBERTY GAS 146865 ESPERSON MOORES BLUFF 29375001 ESPERSON DOME 291 LIBERTY GAS 147073 ESPERSON MOORES BLUFF 29375001 ESPERSON DOME 291 LIBERTY GAS 006108 ESPERSON-MOORES BLUFF 29375600 ESPERSON DOME (YEGUA 7000) 291 LIBERTY GAS 042772 ESPERSON-MOORES BLUFF 29375500 ESPERSON DOME (YEGUA) 291 LIBERTY GAS 041920 ESPERSON-MOORES BLUFF 29375750 ESPERSON DOME (YEGUA 7800 UPPER) 291 LIBERTY GAS 062710 FINLEY, J. H. 38964300 HARDIN (COOK MOUNTAIN) 291 LIBERTY GAS 051161 GREEN, BETTIE C. 86429154 STOWELL (FB-A, NOD. 1, UP.) 071 CHAMBERS GAS 174331 HLAVATY 29375001 ESPERSON DOME 291 LIBERTY GAS 180120 HUGHES, M. B. 16269700 CASTILLO (YEGUA #5) 241 JASPER GAS 122240 JOHNSTON & CAMPBELL 38964795 HARDIN (7300) 291 LIBERTY GAS 175843 MCCOY 29375400 ESPERSON DOME (VICKSBURG) 291 LIBERTY GAS 074163 MCMURTRY "B" 38964094 HARDIN (CESSNA 7300) 291 LIBERTY



03 430368 JAY MANAGEMENT COMPANY, LLC GAS 147821 SOUTH ESPERSON UNIT 29375001 ESPERSON DOME 291 LIBERTY GAS 154197 SOUTH ESPERSON UNIT 29375001 ESPERSON DOME 291 LIBERTY GAS 150796 STANOLIND-SUN FEE 29375001 ESPERSON DOME 291 LIBERTY GAS 006111 VAJDAK, J. 29375750 ESPERSON DOME (YEGUA 7800 UPPER) 291 LIBERTY GAS 006116 VAJDAK, J. 29375850 ESPERSON DOME (YEGUA 8500) 291 LIBERTY 03 430717 JEFFERSON BLOCK 24 OIL & GAS LLC OIL 26021 HIGH ISLAND 24-L, N/2, NW/4 41209120 HIGH IS. BLK. 24L(FB-C, CM-11) 245 JEFFERSON OIL 26154 HIGH ISLAND 24L SL 59455 41209491 HIGH IS. BLK. 24L (FB-DD, HF) 245 JEFFERSON OIL 23759 HIGH ISLAND 24L SL59456 41209520 HIGH IS. BLK. 24L (FB-E, HC) 245 JEFFERSON OIL 25415 STATE LEASE 103389 41142600 HIGH IS.BLK. 24-L (HD SD) 245 JEFFERSON OIL 20820 STATE LEASE 59454 41209490 HIGH IS. BLK. 24L (FB-DD, HC) 245 JEFFERSON OIL 09695 STATE LEASE 59455 41209160 HIGH IS. BLK. 24L (FB-C, GL) 245 JEFFERSON OIL 09707 STATE LEASE 59455 41209120 HIGH IS. BLK. 24L(FB-C, CM-11) 245 JEFFERSON OIL 09726 STATE LEASE 60729 41209040 HIGH IS. BLK. 24L (FB-A, HC) 245 JEFFERSON OIL 20448 STATE LEASE 60729 41209045 HIGH ISLAND BLK. 24-L (FB-A, HF) 245 JEFFERSON GAS 244703 HIGH ISLAND 24-L, N/2, NW/4 41142500 HIGH IS. BLK. 24-L (FJ SAND) 245 JEFFERSON GAS 150773 HIGH ISLAND 24L (SL59455) 41209058 HIGH IS. BLK. 24L (FB-B, GP) 245 JEFFERSON GAS 174818 HIGH ISLAND 24L SL 59455 41209155 HIGH IS. BLK. 24L (FB-C, GK) 245 JEFFERSON GAS 162015 HIGH ISLAND 24L SL 59456 41209680 HIGH IS. BLK. 24L (FB-E, IG) 245 JEFFERSON GAS 165605 HIGH ISLAND 24L SL 59456 41209505 HIGH IS BLK.24L(FB-E,GP) 245 JEFFERSON GAS 167568 HIGH ISLAND 24L SL59456 41209600 HIGH IS. BLK. 24L (FB-E, HF) 245 JEFFERSON GAS 138911 S/L 59455, HIGH ISLAND 24L 41209200 HIGH IS. BLK. 24L (FB-C, HC) 245 JEFFERSON GAS 133033 STATE LEASE 59454 41209360 HIGH IS. BLK. 24L (FB-D, HC) 245 JEFFERSON GAS 141065 STATE LEASE 59454 41209491 HIGH IS. BLK. 24L (FB-DD, HF) 245 JEFFERSON GAS 047118 STATE LEASE 59455 41209200 HIGH IS. BLK. 24L (FB-C, HC) 245 JEFFERSON GAS 047121 STATE LEASE 59455 41209200 HIGH IS. BLK. 24L (FB-C, HC) 245 JEFFERSON GAS 047122 STATE LEASE 59455 41209200 HIGH IS. BLK. 24L (FB-C, HC) 245 JEFFERSON GAS 055960 STATE LEASE 59455 41209155 HIGH IS. BLK. 24L (FB-C, GK) 245 JEFFERSON GAS 138259 STATE LEASE 59455 41209155 HIGH IS. BLK. 24L (FB-C, GK) 245 JEFFERSON GAS 148594 STATE LEASE 59456 41209505 HIGH IS BLK.24L(FB-E,GP) 245 JEFFERSON 03 431096 JEMCO PRODUCTION, INC GAS 106190 JACKSON HEIRS 51560500 LAKE STEPHENSON(FRIO-MASS.9400) 071 CHAMBERS 03 431135 JENEX PETROLEUM CORPORATION GAS 159218 PICA INVESTMENT 84697600 SOUR LAKE, E. (YEGUA #4) 199 HARDIN GAS 160814 THIEL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON 03 432056 JESSCO ENERGY INC OIL 13788 HAMBLEN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18290 MARCY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 432118 JET OIL PRODUCERS, INC. OIL 00601 CASEY, R. E. UNIT 16533001 CEDAR BAYOU, NORTH 071 CHAMBERS OIL 23085 COLINE 19603001 COLINE 407 SAN JACINTO OIL 25336 COLINE YEGUA-C 19603001 COLINE 407 SAN JACINTO OIL 24488 FOSTER LUMBER CO. D 19428585 COLD SPRINGS (YEGUA -C- 4400) 407 SAN JACINTO OIL 25466 U.S.A.-COLDSPRING 19603001 COLINE 407 SAN JACINTO GAS 175130 BLACKSTONE B 81680500 SCHWAB, SOUTH (WILCOX) 373 POLK GAS 175102 FOSTER LUMBER CO B 19428964 COLD SPRINGS (4440) 407 SAN JACINTO GAS 005703 FOSTER LUMBER CO. -D- 19428225 COLD SPRINGS (WILCOX 7,900) 407 SAN JACINTO GAS 262565 FOSTER LUMBER CO. D 19428585 COLD SPRINGS (YEGUA -C- 4400) 407 SAN JACINTO GAS 135503 RICHARDS, J. P. 19428001 COLD SPRINGS 407 SAN JACINTO GAS 266021 USA-COLDSPRING 00006001 WILDCAT 407 SAN JACINTO



03 432283 JETTA OPERATING COMPANY, INC. OIL 04505 ABRAMS, W. H. 96517001 WEST COLUMBIA NEW 039 BRAZORIA OIL 26265 CALLAWAY 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 26270 DIAMOND TRIO 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 26278 DOVER 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 04494 HOGG, W. C. NCT-2 96502001 WEST COLUMBIA 039 BRAZORIA OIL 00202 MOORE 05552132 BARB-MAG (EY-3) 157 FORT BEND OIL 04508 PHILLIPS, J. G. O/A 96517001 WEST COLUMBIA NEW 039 BRAZORIA GAS 265547 DAVIS, J. H. P. ESTATE 89531333 THOMPSON, SE. (FRIO) 000 0000000000000 03 432463 JHP OPERATING, LLC GAS 221654 HENRY FEE 00006001 WILDCAT 457 TYLER 03 432468 JIL OIL CORP. OIL 12943 ARCO FEE 99 UNIT 00656450 ADAMS RANCH W.(NODOSARIA 1ST) 361 ORANGE OIL 25594 CHEV-TEX 53498001 LIBERTY, SOUTH 291 LIBERTY 03 432469 JILPETCO, INC. GAS 179179 FALLS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 254236 JACOB'S WELL 07307732 BERNARD, W. (YEGUA 7120) 481 WHARTON GAS 246279 JACOB'S WELL 07307750 BERNARD, W. (YEGUA 7600) 481 WHARTON GAS 251306 JACOB'S WELL 07307734 BERNARD, W. (YEGUA 7200) 481 WHARTON GAS 156982 SEEKER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 151768 SINCLAIR 07307950 BERNARD, W. (7000) 481 WHARTON 03 432947 JIN PETROLEUM LLC OIL 23361 NEBLETT 57784700 MARTIN PRAIRIE (WILCOX 4900) 185 GRIMES 03 433012 JK EXPLORATION & PRODUCTION,INC. OIL 23727 CADE-ZINN & FORMAN 15491022 CAPLEN (FB-1, 2-A) 167 GALVESTON OIL 20420 SIMPTON-ZINN & FORMAN 15491720 CAPLEN (FB-3A, 4A) 167 GALVESTON OIL 24101 ZINN & FORMAN 15491070 CAPLEN (FB-1, 5-A) 167 GALVESTON OIL 12209 ZINN & FORMAN 15491438 CAPLEN (FB-2A, 2B3) 167 GALVESTON OIL 21401 ZINN & FORMAN 15491112 CAPLEN (FB-1, 7) 167 GALVESTON OIL 19568 ZINN & FORMAN 15491312 CAPLEN (FB-2, 5-C) 167 GALVESTON OIL 20905 ZINN & FORMAN 15491692 CAPLEN (FB-3A,2B) 167 GALVESTON OIL 22995 ZINN & FORMAN 15491698 CAPLEN (FB-3A, 2-A2) 167 GALVESTON OIL 21402 ZINN & FORMAN 15491319 CAPLEN (FB-2,5-W) 167 GALVESTON OIL 23123 ZINN & FORMAN 15491336 CAPLEN (FB-2, 6) 167 GALVESTON OIL 20433 ZINN & FORMAN 15491444 CAPLEN (FB-2A, 2-C) 167 GALVESTON OIL 25335 ZINN AND FORMAN 15491266 CAPLEN (FB-2, 4) 167 GALVESTON OIL 24218 ZINN-FORMAN 15491199 CAPLEN (FB-1,6-X) 167 GALVESTON GAS 175740 CROSS MEDIA 34925044 GILLOCK (BIG GAS, FB-F) 167 GALVESTON GAS 146786 HUMPHREYS 15491845 CAPLEN (FB-8, MIOCENE) 167 GALVESTON GAS 224962 TACQUARD, GEORGE ET AL 90809580 TOTAL ECLIPSE (UP INTREPID FRIO) 167 GALVESTON GAS 183813 ZINN & FORMAN 15491700 CAPLEN (FB-3A, 2-W) 167 GALVESTON GAS 128227 ZINN & FORMAN 15491018 CAPLEN (FB-1, 1T) 167 GALVESTON GAS 169205 ZINN & FORMAN 15491322 CAPLEN (FB-2, 5-Y) 167 GALVESTON GAS 147858 ZINN & FORMAN 15491532 CAPLEN (FB-3, 1-X) 167 GALVESTON GAS 180807 ZINN & FORMAN 15491321 CAPLEN (FB-2, 5-X) 167 GALVESTON 03 433061 JLR OPERATING OIL 19507 MILROSE-LORENZ 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19647 MILROSE-MARQUIS A 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19664 MILROSE-MARQUIS B 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19678 MILROSE-VAHRENKAMP 82265500 SERBIN (TAYLOR SAND) 287 LEE 03 433110 JMM ENERGY LLC



03 433110 JMM ENERGY LLC OIL 24654 HLAVINKA 84885500 SPANISH CAMP, N. (3268) 481 WHARTON OIL 25945 JONES 84885500 SPANISH CAMP, N. (3268) 481 WHARTON OIL 17745 NORTHERN RANCH 66103120 NORTHERN RANCH (CAMP B) 321 MATAGORDA OIL 19420 NORTHERN RANCH 66103444 NORTHERN RANCH (HURD SAND) 321 MATAGORDA OIL 20849 NORTHERN RANCH 66103700 NORTHERN RANCH (6270) 321 MATAGORDA OIL 25417 NORTHERN RANCH 66107710 NORTHERN RANCH, S. (GRETA SEG B) 321 MATAGORDA GAS 222721 HLAVINKA 84887200 SPANISH CAMP, SOUTH (3700) 481 WHARTON GAS 203419 HLAVINKA 84883846 SPANISH CAMP (3270 SAND) 481 WHARTON GAS 257099 NORTHERN RANCH 66103777 NORTHERN RANCH (7000) 321 MATAGORDA GAS 159072 NORTHERN RANCH 66107568 NORTHERN RANCH, SOUTH (GRETA) 321 MATAGORDA 03 438265 JOHNSON SANFORD OP CO., LTD OIL 23985 BAINS, WHITT 12306001 BROOKSHIRE 473 WALLER OIL 24809 SUMNER TRUST 12306001 BROOKSHIRE 473 WALLER OIL 24834 SUMNER TRUST UNIT 12306001 BROOKSHIRE 473 WALLER OIL 23911 WHITT BAINS 12306001 BROOKSHIRE 473 WALLER 03 445353 JONIETZ AND MCGEE OIL 05189 SUN-LEOVY ETAL UNIT NO. 1 LOT 18 81063001 SARATOGA, WEST 199 HARDIN 03 447772 JOSEY OIL COMPANY, LTD. OIL 08426 COLBY, O. C. 57233868 MANVEL (4970) 039 BRAZORIA OIL 22262 COLBY, O.C. 57233899 MANVEL (5100) 039 BRAZORIA OIL 10384 COLBY, O.C. 57233191 MANVEL (F.B. I, OLIGOCENE) 039 BRAZORIA OIL 19090 JOSEY, L.M. "A" 47391001 JOYCE RICHARDSON 201 HARRIS OIL 25129 JOSEY, MARI 47316500 JOSEY RANCH (YEGUA 7200) 201 HARRIS GAS 269141 JOSEY, L.M. "A" 47391875 JOYCE RICHARDSON (7375 YEGUA) 201 HARRIS 03 447952 JOY RESOURCES, INC. OIL 24772 CHEVRON FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 02655 DEUSSEN, A. FEE -A- 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 25658 JOSEY "B" 22442560 CYPRESS (Y-7) 201 HARRIS OIL 24768 JOSEY, L.M. "B" 22442535 CYPRESS (Y-3) 201 HARRIS GAS 189035 CHEVRON FEE 53498940 LIBERTY, SOUTH (8200) 291 LIBERTY GAS 189034 CHEVRON FEE 53498001 LIBERTY, SOUTH 291 LIBERTY GAS 206880 DANIEL, GOVERNOR BILL 85 53498670 LIBERTY, SOUTH (YEGUA 9200) 291 LIBERTY GAS 191474 DENSON 53498029 LIBERTY, SOUTH (COOK MTN. 3) 291 LIBERTY GAS 056381 HAWK & BARDEN 27372470 EATON (MIOCENE 2000 ) 089 COLORADO GAS 212100 JOSEY, L. M. "B" 22442100 CYPRESS (COCKFIELD A) 201 HARRIS GAS 209002 MARIALLAN 63161500 MOSS BLUFF, NW. (10600) 291 LIBERTY GAS 198085 MARIALLAN 63161500 MOSS BLUFF, NW. (10600) 291 LIBERTY GAS 226436 ODUM 53498001 LIBERTY, SOUTH 291 LIBERTY GAS 245853 TAYLOR JOSEY 00006001 WILDCAT 201 HARRIS 03 448030 JSB PETROLEUM GAS 123866 STATE TRACT 18-19 D 91270255 TRINITY BAY, WEST (FRIO 14-B) 071 CHAMBERS 03 448039 JSM NATURAL RESOURCES, L.L.C. OIL 26138 BATCHELDER ET AL 68481567 PALACIOS (MELBOURN E-3 SEG C) 321 MATAGORDA OIL 22247 HICKL, LOUIS 28033608 EL MATON (FRIO 9,500) 321 MATAGORDA OIL 23779 SARTWELLE 89826015 TIDEHAVEN (FRIO, UPPER) 321 MATAGORDA OIL 25527 T. B. BURES 61048001 MIDFIELDS 321 MATAGORDA GAS 212150 BATCHELDER ET AL 91983585 TURTLE CREEK (CHARLTON SAND) 321 MATAGORDA GAS 270662 BATCHELDER ET AL 15105400 CAMP HULEN, W. (FRIO 8500) 321 MATAGORDA 03 448231 JURASSIC EXPLORATION, INC. OIL 23560 SMITH, MARY ELLA 02818581 ANGELINA (11,800) 245 JEFFERSON



03 448398 K-B EXPLORATION CO. OIL 12886 PELKERT, ALLEN 84885500 SPANISH CAMP, N. (3268) 481 WHARTON 03 448746 K & J OIL, INC. OIL 22394 CROSBIE, T. S. 43381660 HULL (6300) 291 LIBERTY OIL 02262 GULF-BRIGGS FEE 43381001 HULL 291 LIBERTY OIL 24699 HOOKS, CHARLES G. FEE 43381001 HULL 291 LIBERTY OIL 07400 JOHNSON, B. E. 29375400 ESPERSON DOME (VICKSBURG) 291 LIBERTY OIL 26045 SPEEDSTER 43381001 HULL 291 LIBERTY 03 448941 K. O. C. CORPORATION OIL 02793 BAKER, CARRIE 54268001 LOCHRIDGE 039 BRAZORIA OIL 23837 GIBSON "B" 54268001 LOCHRIDGE 039 BRAZORIA OIL 23906 GIBSON, K. M. 54268001 LOCHRIDGE 039 BRAZORIA OIL 16559 GULF-ROBERTSON-MCDONALD 63157001 MOSS BLUFF 291 LIBERTY OIL 24665 KELLY CHRISTIAN 17418200 CHENANGO (8100 FRIO) 039 BRAZORIA OIL 02795 WILKES & SMITH "A" 54268001 LOCHRIDGE 039 BRAZORIA 03 448984 KOVAR OPERATING, LLC OIL 24666 BROWDER-STATE AU-1 GAS UNIT 84331541 SMITHERS LAKE (YEGUA LWR AU) 157 FORT BEND OIL 22967 JONES UNIT A-981 12193750 BROOKELAND (WILCOX 7740) 351 NEWTON GAS 184340 GEORGE RANCH 84331498 SMITHERS LAKE (YEGUA, AU-1) 157 FORT BEND GAS 203323 GEORGE RANCH 84331498 SMITHERS LAKE (YEGUA, AU-1) 157 FORT BEND GAS 210150 GEORGE RANCH 84331498 SMITHERS LAKE (YEGUA, AU-1) 157 FORT BEND GAS 185588 GEORGE RANCH 84331498 SMITHERS LAKE (YEGUA, AU-1) 157 FORT BEND GAS 193844 GEORGE RANCH 84331495 SMITHERS LAKE (YEGUA EY-1) 157 FORT BEND GAS 199303 GEORGE RANCH 84331495 SMITHERS LAKE (YEGUA EY-1) 157 FORT BEND GAS 189850 GEORGE RANCH 84331495 SMITHERS LAKE (YEGUA EY-1) 157 FORT BEND GAS 192297 GEORGE RANCH 84331495 SMITHERS LAKE (YEGUA EY-1) 157 FORT BEND GAS 182762 GEORGE RANCH 84331495 SMITHERS LAKE (YEGUA EY-1) 157 FORT BEND GAS 187553 GEORGE RANCH 84331600 SMITHERS LAKE (YEGUA, NM-1) 157 FORT BEND GAS 189412 GEORGE RANCH 84331495 SMITHERS LAKE (YEGUA EY-1) 157 FORT BEND GAS 182228 GEORGE RANCH 84331495 SMITHERS LAKE (YEGUA EY-1) 157 FORT BEND GAS 214583 GEORGE RANCH "A" 84331498 SMITHERS LAKE (YEGUA, AU-1) 157 FORT BEND GAS 211568 GEORGE RANCH EY-1 GAS UNIT 84331495 SMITHERS LAKE (YEGUA EY-1) 157 FORT BEND GAS 254454 GEORGE RANCH EY-1 GU 2 84331495 SMITHERS LAKE (YEGUA EY-1) 157 FORT BEND 03 449150 K-3 RESOURCES, LP OIL 24571 HARRISON 12306001 BROOKSHIRE 473 WALLER OIL 25290 RICHERS, E. 38524001 HAMMAN 321 MATAGORDA 03 450175 KAISER-FRANCIS OIL COMPANY OIL 25553 BLACK STONE MINERALS 22821500 DALLARDSVILLE (WILCOX) 373 POLK OIL 23674 JENSEN, RAY ESTATE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13421 RYAN-ALLISON-BOWMAN 57233540 MANVEL (MIOCENE 3300) 039 BRAZORIA GAS 261188 BLACK STONE MINERALS 22821500 DALLARDSVILLE (WILCOX) 373 POLK GAS 069326 BOETTCHER GAS UNIT 10509426 BONUS (YEGUA 6900) 481 WHARTON GAS 039549 BUSCH G. U. 61759800 MILTON, N. (13000) 201 HARRIS GAS 157013 BUSCH GAS UNIT O/A 61759500 MILTON, N. (9800 WILCOX) 201 HARRIS GAS 157019 BUSCH GAS UNIT O/A 61759800 MILTON, N. (13000) 201 HARRIS GAS 157012 BUSCH GAS UNIT O/A 61759800 MILTON, N. (13000) 201 HARRIS GAS 100447 BUSCH GAS UNIT O/A 61759800 MILTON, N. (13000) 201 HARRIS GAS 157044 BUSCH GAS UNIT O/A 61759500 MILTON, N. (9800 WILCOX) 201 HARRIS GAS 157737 DAVIS, WIRT 52978500 LEGGETT (WOODBINE) 373 POLK GAS 199738 DRASTATA 47127015 JONES CREEK (DEEP WILCOX) 481 WHARTON GAS 175108 FRELS 47130475 JONES CREEK, NORTH (WILCOX) 481 WHARTON



03 450175 KAISER-FRANCIS OIL COMPANY GAS 194634 FUCIK, GEORGE F. 47127045 JONES CREEK (Y-CL 7530) 481 WHARTON GAS 171377 GREER 47130475 JONES CREEK, NORTH (WILCOX) 481 WHARTON GAS 155954 HAMILL ESTATE 61759800 MILTON, N. (13000) 201 HARRIS GAS 140785 HAMILL ESTATE 61759800 MILTON, N. (13000) 201 HARRIS GAS 188246 HEIMAN-LEHRER 29110423 ENGLEHART (WILCOX 8950) 089 COLORADO GAS 263536 KUBALA 47130475 JONES CREEK, NORTH (WILCOX) 481 WHARTON GAS 196049 KUBALA 47127015 JONES CREEK (DEEP WILCOX) 481 WHARTON GAS 133705 MIL-VID 93765800 VIDOR AMES (YEGUA EY) 361 ORANGE GAS 263342 MIL-VID 93765800 VIDOR AMES (YEGUA EY) 361 ORANGE GAS 171263 NOSKA GAS UNIT 47130475 JONES CREEK, NORTH (WILCOX) 481 WHARTON GAS 171300 REES-GIFFORD GAS UNIT 47130475 JONES CREEK, NORTH (WILCOX) 481 WHARTON GAS 189061 REES-GIFFORD GAS UNIT 47130475 JONES CREEK, NORTH (WILCOX) 481 WHARTON GAS 244592 RIOUX 47127045 JONES CREEK (Y-CL 7530) 481 WHARTON GAS 188365 RIOUX PROPERTIES 47130475 JONES CREEK, NORTH (WILCOX) 481 WHARTON GAS 175109 ROADES 47130475 JONES CREEK, NORTH (WILCOX) 481 WHARTON GAS 033420 SHARMAN GAS UNIT NO. 1 61759800 MILTON, N. (13000) 201 HARRIS GAS 168401 SUNDERMAN GAS UNIT 47127045 JONES CREEK (Y-CL 7530) 481 WHARTON GAS 249849 SUPAK 47130475 JONES CREEK, NORTH (WILCOX) 481 WHARTON GAS 186889 SWEENEY GAS UNIT #1 61759800 MILTON, N. (13000) 201 HARRIS GAS 035629 SWEENEY GAS UNIT #1 61759800 MILTON, N. (13000) 201 HARRIS GAS 179756 SWEENEY GU #2 61759800 MILTON, N. (13000) 201 HARRIS GAS 195232 VACEK 47130475 JONES CREEK, NORTH (WILCOX) 481 WHARTON GAS 208765 WENDEL 47127015 JONES CREEK (DEEP WILCOX) 481 WHARTON 03 450347 KALLINA, CARLTON J. GAS 061791 KALLINA, C. J. 34090260 GARWOOD (MIOCENE 1300) 089 COLORADO GAS 061516 KALLINA, C. J. 34090330 GARWOOD (MIOCENE 2100) 089 COLORADO 03 450790 KARBUHN OIL COMPANY OIL 22313 KARBUHN FEE 40078008 HEBERT (H-3) 245 JEFFERSON OIL 17935 POGO FEE 40078008 HEBERT (H-3) 245 JEFFERSON GAS 258377 L CLARK ET AL UNIT 40078010 HEBERT (H-4) 245 JEFFERSON GAS 112924 POGO FEE "A" 40078006 HEBERT (H-2) 245 JEFFERSON 03 451280 KARPER OIL & GAS CORPORATION GAS 154800 DIXON, LOMA 74471658 RAMSEY ( 9300 WILCOX) 089 COLORADO GAS 113334 DIXON, LOMA G/U 74471705 RAMSEY ( 9500) 089 COLORADO GAS 150465 QUIREY 07301747 BERNARD, EAST (7700) 481 WHARTON 03 452996 KD ENERGY, LLC OIL 21884 SOUTHLAND TRULL 71127900 PHEASANT, SW. (8150 B-1) 321 MATAGORDA OIL 06826 TRULL, R. B. 71127100 PHEASANT, SW. (FRIO A) 321 MATAGORDA OIL 10107 TRULL, R.B. 71127900 PHEASANT, SW. (8150 B-1) 321 MATAGORDA GAS 235068 MATL 00006001 WILDCAT 321 MATAGORDA GAS 178544 MATL-TRULL -H- SAND UNIT 71121676 PHEASANT (MCDONALD, UP. SEG A) 321 MATAGORDA GAS 140207 MATL-TRULL -H- SAND UNIT 71127540 PHEASANT, SW (FRIO 9900) 321 MATAGORDA 03 453170 KEBO OIL & GAS, INC. OIL 25050 PIERCE ESTATE 08871740 BLESSING (F-19) 321 MATAGORDA OIL 26169 PIERCE ESTATE 08871880 BLESSING (FRIO 8430) 321 MATAGORDA GAS 271233 BIG MAC BLESSING 71127575 PHEASANT, SW. (FRIO 10100) 321 MATAGORDA GAS 263907 GRACE BLESSING 00006001 WILDCAT 321 MATAGORDA GAS 212243 JONES 43820710 HUTCHINS, SOUTH (FRIO 5500) 481 WHARTON GAS 243723 NORTHWEST BLESSING 71127570 PHEASANT, SW. (FRIO 10000) 321 MATAGORDA GAS 269165 NORTHWEST BLESSING 71127700 PHEASANT, SW (FRIO 11700) 321 MATAGORDA



03 453170 KEBO OIL & GAS, INC. GAS 234209 PHEASANT BLESSING 71127570 PHEASANT, SW. (FRIO 10000) 321 MATAGORDA GAS 223952 PIERCE 08871880 BLESSING (FRIO 8430) 321 MATAGORDA GAS 171407 RASMUSSEN 12599700 BRUCE ROY (YEGUA) 481 WHARTON GAS 235118 SOUTH BLESSING 71127570 PHEASANT, SW. (FRIO 10000) 321 MATAGORDA GAS 267000 SOUTH BLESSING 71127570 PHEASANT, SW. (FRIO 10000) 321 MATAGORDA GAS 234298 SOUTHWEST BLESSING 71125912 PHEASANT, SOUTH (10,600) 321 MATAGORDA GAS 242371 WEST BLESSING 71127575 PHEASANT, SW. (FRIO 10100) 321 MATAGORDA GAS 236239 WEST BLESSING 71127700 PHEASANT, SW (FRIO 11700) 321 MATAGORDA GAS 262244 YEAMANS BLESSING 71125912 PHEASANT, SOUTH (10,600) 321 MATAGORDA 03 454660 KELLY-BROCK GAS 101294 KELLY-BROCK 36753800 GREENS BAYOU (YEGUA) 201 HARRIS 03 455077 KELTON, B.J. OIL 00423 WEST & SCHENCK -B- 09880001 BLUE RIDGE 157 FORT BEND 03 455180 KEMICK, JEROME G. GAS 071176 MEITZEN, B. C. 15682500 CARLOS (QUEEN CITY) 185 GRIMES 03 455775 KEN PETROLEUM CORPORATION OIL 25695 CHURAN 65483001 NIELS CARLSEN 481 WHARTON OIL 12311 PIERCE ESTATE 43836124 HUTCHINS-KUBELA (FRIO LOWER) 481 WHARTON OIL 11947 PIERCE ESTATE 43820923 HUTCHINS, SOUTH (5800) 481 WHARTON GAS 184159 CHURAN 65483001 NIELS CARLSEN 481 WHARTON GAS 135227 HMC/PIERCE ESTATE 71114440 PHASE FOUR (9370 YEGUA) 481 WHARTON GAS 080389 PIERCE ESTATE 43820071 HUTCHINS, SOUTH (FRIO #2) 481 WHARTON GAS 157722 RASMUSSEN 12599700 BRUCE ROY (YEGUA) 481 WHARTON 03 455843 KENDALL INTERESTS, INC. OIL 18915 WOODWORTH-MCMURTRY 38964001 HARDIN 291 LIBERTY 03 457807 KERR-MCGEE OIL & GAS ONSHORE LP OIL 24202 HENDERSON 30542497 FELICIA, S. (YEGUA 10800) 291 LIBERTY GAS 250485 BP AMERICA A-437 72340500 POPEYE 199 HARDIN GAS 257442 BP AMERICA A-893 UNIT 72340500 POPEYE 199 HARDIN GAS 257443 BP AMERICA A-893 UNIT 72340750 POPEYE (WILCOX K SAND) 199 HARDIN 03 458534 KEY ENERGY SERVICES, LLC OIL 13815 BETTIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14737 HUTSON SWD NO. 1 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17498 LINDY "G" 60334700 MELINDA (WILCOX B) 477 WASHINGTON OIL 16909 MCKEOWN 34733600 GIDDINGS (BUDA) 287 LEE OIL 11865 MEISENHEIMER -M- 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15486 PORTER, HOLLAND 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 20986 SEBESTA, EARL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 181689 CRAWFORD/ACOM 02818747 ANGELINA (12,500) 245 JEFFERSON GAS 106267 LISA 56020500 LYONS (GEORGETOWN) 041 BRAZOS 03 458691 KEY OPERATING & EQUIPMENT, INC. OIL 18283 RICHARDSON-ROSENBAUM UNIT 18721001 CLAY CREEK 477 WASHINGTON 03 458760 KEYSTONE EXPLORATION, INC OIL 18199 BRANCH 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE 03 458819 KIAWAH RESOURCES, LLC OIL 23813 FARMS, I. P. PG 70292210 PEGASUS GULF COAST (GRUBBS) 039 BRAZORIA OIL 22879 IP FARMS "PG" 70292005 PEGASUS GULF COAST (ALIBEL) 039 BRAZORIA GAS 142923 IP FARMS "PG" 70292100 PEGASUS GULF COAST (BIG GAS SD.) 039 BRAZORIA GAS 218003 IP FARMS "PG" UNIT 70292100 PEGASUS GULF COAST (BIG GAS SD.) 039 BRAZORIA GAS 160438 IP FARMS "PG" UNIT 70292210 PEGASUS GULF COAST (GRUBBS) 039 BRAZORIA



03 460054 KILLAM OIL CO., LTD. OIL 14964 SKRIVANEK 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 233458 SKRIVANEK 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON 03 461211 KILMARNOCK OIL COMPANY, INC. OIL 01132 BLAKELY, BASSETT -B- 22975450 DANBURY DOME (5655 SAND) 039 BRAZORIA OIL 01126 BLAKELY, BASSETT -B- 22975001 DANBURY DOME 039 BRAZORIA OIL 03275 CHESSON -A- 67484001 ORANGE 361 ORANGE OIL 03242 CHESSON -B- 67484001 ORANGE 361 ORANGE OIL 03276 CHESSON -C- 67484001 ORANGE 361 ORANGE OIL 03243 CORBELLO -A- 67484001 ORANGE 361 ORANGE OIL 03277 COW BAYOU STATE -A- 67484001 ORANGE 361 ORANGE OIL 03278 FEDERAL ROYALTY 67484001 ORANGE 361 ORANGE OIL 03251 GORDON, W. D. 67484001 ORANGE 361 ORANGE OIL 01129 JAMISON, THOS. 22975001 DANBURY DOME 039 BRAZORIA OIL 03287 MCGUIRE, ADELIA 67484001 ORANGE 361 ORANGE OIL 15296 MCLEAN, MARRS "A" 67484001 ORANGE 361 ORANGE OIL 01134 MOLLER, W. A. -B- A/C #3 22975450 DANBURY DOME (5655 SAND) 039 BRAZORIA OIL 03246 MOORE, LUTCHER 67484001 ORANGE 361 ORANGE OIL 03283 PARAFFINE 67484001 ORANGE 361 ORANGE OIL 03284 STATE 67484001 ORANGE 361 ORANGE OIL 03253 WINFREE 67484001 ORANGE 361 ORANGE OIL 03286 WINFREE, WILLIAM 67484001 ORANGE 361 ORANGE GAS 007705 CHESSON -B- 67484888 ORANGE (6400) 361 ORANGE 03 463338 KINDER MORGAN TEJAS PIPELINE LLC OIL 21487 TEJAS SHIP CHANNEL COMPANY 86526001 STRATTON RIDGE 039 BRAZORIA GAS 005632 COULTER, HELEN 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 047706 COULTER, HELEN 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 043587 EXXON WEST FEE -C- A/C-1 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 047707 EXXON WEST FEE -C- A/C-1 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 005627 EXXON WEST FEE -C- A/C-1 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 005628 EXXON WEST FEE -C- A/C-1 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 005633 EXXON WEST FEE -C- A/C-2 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 091585 EXXON-WEST FEE -C- A/C 1 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 094902 EXXON-WEST FEE -C- A/C 1 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 087525 EXXON-WEST FEE "C" A/C 1 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 102396 EXXON-WEST FEE "C" A/C 1 18853666 CLEAR LAKE, W. (MARGINULINA) 201 HARRIS GAS 165857 EXXON-WEST FEE "C" A/C 1 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 152398 EXXON-WEST FEE "C" A/C 1 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 109447 EXXON-WEST FEE "C" A/C 1 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 053512 HUTCHESON, J. C. 18853666 CLEAR LAKE, W. (MARGINULINA) 201 HARRIS GAS 166727 HUTCHESON, J. C. 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 152401 HUTCHESON, J. C. 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 167181 HUTCHESON, J. C. 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 005629 HUTCHESON, J. C. 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 049107 MARTYN, J. M. 18853666 CLEAR LAKE, W. (MARGINULINA) 201 HARRIS GAS 061287 SOWDEN, G. M. B 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 171229 TEJAS FEE 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS GAS 171008 TEJAS FEE 18853333 CLEAR LAKE, W. (FRIO) 201 HARRIS 03 463345 KINDER MORGAN TEXAS PIPELINE LLC OIL 19371 NORTH DAYTON GAS STORAGE 23604800 DAYTON, NORTH (5000 SAND) 291 LIBERTY OIL 18925 NORTH DAYTON GAS STORAGE 23604001 DAYTON, NORTH 291 LIBERTY



03 463345 KINDER MORGAN TEXAS PIPELINE LLC OIL 18926 NORTH DAYTON GAS STORAGE -A- 23604001 DAYTON, NORTH 291 LIBERTY 03 463550 KING OIL OIL 13979 MCLEAN 85195001 SPINDLETOP 245 JEFFERSON 03 467256 KINGWOOD EXPLORATION LLC OIL 24811 GLADY'S CITY OIL OG&M CO 85195001 SPINDLETOP 245 JEFFERSON OIL 03959 GLADYS CITY 85195001 SPINDLETOP 245 JEFFERSON OIL 25778 GLADYS CITY 'A' 85195001 SPINDLETOP 245 JEFFERSON OIL 05518 MCFADDIN "B" 85195001 SPINDLETOP 245 JEFFERSON OIL 05252 MCFADDIN "C" 85195001 SPINDLETOP 245 JEFFERSON OIL 16406 MCFADDIN, ET AL 85195001 SPINDLETOP 245 JEFFERSON OIL 09875 MCFADDIN, W. P. H. 85195001 SPINDLETOP 245 JEFFERSON OIL 03960 MCFADDIN, W.P.H. 85195001 SPINDLETOP 245 JEFFERSON OIL 16929 MCFADDIN, WPH "B" 85195001 SPINDLETOP 245 JEFFERSON OIL 02312 PEW, JNO. G. 43381001 HULL 291 LIBERTY GAS 258675 GABRIELLE 85195450 SPINDLETOP (NODOSARIA, UPPER) 245 JEFFERSON 03 467979 KIRBY MILLHOME 4K, LLC OIL 21253 KIRBY MILLHOME 4K, LLC 08563710 BLACKHOME (WILCOX 8900) 457 TYLER OIL 22009 KIRBY MILLHOME 4K,LLC 08563284 BLACKHOME (WILCOX 8575) 457 TYLER 03 468971 KIRKPATRICK, JOHN OIL LLC OIL 24382 WOLF 55476220 LUCKY, WEST ( F-10) 321 MATAGORDA OIL 24485 WOLF 55476275 LUCKY, WEST ( F-12) 321 MATAGORDA OIL 22978 WOLF, LOUIS 55476275 LUCKY, WEST ( F-12) 321 MATAGORDA GAS 112158 LOUIS WOLF 55476550 LUCKY, WEST ( SLOAN SAND) 321 MATAGORDA GAS 251640 WOLF 55476385 LUCKY, WEST ( HARDY HORN, LOWER) 321 MATAGORDA GAS 192886 WOLF HEIRS 55476365 LUCKY, WEST (GOLA) 321 MATAGORDA 03 473744 KODIAK PETROLEUM, INC. OIL 11381 MEDRANO 52600500 LE VERTE, SE. (9720) 241 JASPER 03 473774 KODY PETROLEUM CO., INC. OIL 17044 GULF HANNAH FEE B 43381001 HULL 291 LIBERTY OIL 22769 GULF-26 43381001 HULL 291 LIBERTY OIL 05800 LONG 65780290 NOME (V) 245 JEFFERSON OIL 03199 LONG 65780812 NOME (X SAND) 245 JEFFERSON OIL 03184 LONG 65780001 NOME 245 JEFFERSON GAS 232221 LONG 65780295 NOME (V-A) 245 JEFFERSON GAS 231947 LONG 65780812 NOME (X SAND) 245 JEFFERSON 03 474405 KOMO OIL OIL 16425 MOORE, RAY B. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 474900 KONANTZ, RONALD J. INC. GAS 197856 FRIENDSWOOD 33032440 FRIENDSWOOD (WILCOX, LOWER) 339 MONTGOMERY GAS 255311 THEUMAN, M. C. 89432500 THOMAS (2250) 089 COLORADO GAS 234301 THEUMAN, M. C. 99035185 WYLIE (FRIO 3885) 089 COLORADO GAS 110196 THEUMAN, M. C. 99035185 WYLIE (FRIO 3885) 089 COLORADO GAS 092466 THEUMAN, M. C. 99035001 WYLIE 089 COLORADO GAS 111175 WITTER S ANNIE 99035200 WYLIE (FRIO 3925) 089 COLORADO GAS 160178 WITTER, ANNIE S. 99035150 WYLIE (FRIO 3700) 089 COLORADO 03 476360 KOUATLI, AIMAN M. OIL 14445 CALLAS, J.P. 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 19430 CHMELAR, GEORGE "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17463 CHMELAR, LENORA 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 16273 COOK, L.D. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON



03 476360 KOUATLI, AIMAN M. OIL 23524 GOLD PERTL #1 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 12723 HEIN, ALVIN 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 12999 HOWARD-TYLER UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 15170 KATE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15816 KOSTELKA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21052 MACHAN, ROBERT AND MACHAN, 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13530 PINTER 91795500 TUNIS, EAST (AUSTIN CHALK) 051 BURLESON OIL 14307 PORTER, HOLLAND -A- 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 13226 SKOPIK, D. M. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14870 SMITH 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 20822 TATUM-TATUM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14175 TEAGUE-HADDOX ROBBINS UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 13874 TEAGUE-RODGERS UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 14522 TOM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17399 WADE UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON 03 477382 KRISTEN OIL AND GAS, INC. GAS 051155 PIERCE ESTATES 26510600 DUNCAN SLOUGH, SE. (FRIO LO.) 321 MATAGORDA 03 479180 KWS OIL & GAS, LLC GAS 187778 MERTA-FUCIK 27931871 EL CAMPO, WEST (5200) 481 WHARTON GAS 164986 PETERS, GERD 41490324 HILLJE (FRIO 5400) 481 WHARTON GAS 211434 PETERS, GERD 41490351 HILLJE (FRIO 5600) 481 WHARTON 03 479450 L & C ENTERPRISES, INC. GAS 109216 BLANCHETTE 38693836 HANKAMER (8200) 291 LIBERTY 03 479597 L & G ASSOCIATES, INC. GAS 110012 CARLSON UNIT 97692001 WILLIS, WEST 339 MONTGOMERY 03 480279 L&B PRODUCTION OIL 17938 HOOKS STERLING 06115001 BATSON NEW 199 HARDIN 03 480320 LW DYNASTY OIL INC. GAS 185590 GUBERT 57233815 MANVEL (VICKSBURG) 039 BRAZORIA 03 480792 LA CAMPANA, INC. OIL 22503 CLEARLAKE PROPERTIES, INC. 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS 03 482307 LA GRANGE DISPOSAL LLC OIL 20592 KIRKBRIDE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 483310 LAKE RONEL OIL COMPANY OIL 25829 DUPONT 26697500 DUPONT (MID HACKBERRY) 361 ORANGE OIL 26077 DUPONT 26699500 DUPONT, EAST (MID HACKBERRY) 361 ORANGE GAS 148228 DEER CREEK 56474250 MACK LAKE (MIOCENE-FRIO) 241 JASPER GAS 228413 LONGLEY, H. B. 23195500 DARTEZ (HACKBERRY) 361 ORANGE GAS 205441 ROUND BUNCH 78535220 ROUND BUNCH (HACKBERRY) 361 ORANGE GAS 180258 STARK, NELDA C. 53954210 LITTLE CYPRESS (HACKBERRY) 361 ORANGE GAS 181866 STARK, NELDA C. 53954210 LITTLE CYPRESS (HACKBERRY) 361 ORANGE GAS 182508 STEPHENSON 58457220 MAURICEVILLE, SE. (HACKBERRY) 361 ORANGE GAS 187999 STEPHENSON, J. W. 58457220 MAURICEVILLE, SE. (HACKBERRY) 361 ORANGE GAS 187049 STEPHENSON, JOHN 58457220 MAURICEVILLE, SE. (HACKBERRY) 361 ORANGE GAS 183637 STEPHENSON, JOHN W. GAS UNIT 58457220 MAURICEVILLE, SE. (HACKBERRY) 361 ORANGE GAS 247276 WEST SIDE 96553500 WEST SIDE (FRIO E) 361 ORANGE 03 483440 LAKEHILLS PRODUCTION, INC. GAS 127746 CITY OF EL CAMPO UNIT 18375500 CITY OF EL CAMPO (YEGUA) 481 WHARTON GAS 099588 PARKER MINERALS CO. 48278850 KATY (WILCOX CONS.) 157 FORT BEND GAS 101485 PARKER MINERALS CO. ET AL UNIT 2 48278850 KATY (WILCOX CONS.) 157 FORT BEND



03 483440 LAKEHILLS PRODUCTION, INC. GAS 108339 PARKER, J. W. 48278850 KATY (WILCOX CONS.) 473 WALLER 03 483894 LAMA ENERGY, L.L.C. OIL 13985 HOLMES 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25060 KAISER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25294 NEWMAN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25643 NEWMAN HUERTA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25747 ONAH 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25210 PAT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25638 RIGHTMER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22710 RIGHTMER RANCH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18113 VACEK 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25472 ZIMMERHANZEL 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE GAS 174015 ZIMMERHANZEL, EDWIN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE 03 484025 LAMAY CORPORATION GAS 083242 DOLIVE, EDWARD G.U. 1 66506500 OAKHURST (WILCOX 9900) 407 SAN JACINTO GAS 115744 DOLIVE, MAURICE G. U. 1 66506500 OAKHURST (WILCOX 9900) 407 SAN JACINTO GAS 129897 MAY - FB 78319166 ROSENBERG (COCKFIELD 7720) 157 FORT BEND 03 484645 LANDMARK EXPLORATION INC. OIL 23446 BOWERS-PIWONKA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18584 CECELIA 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 23842 CHMELAR, EMANUEL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23323 CHMELAR, FRANK 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13404 CHMELAR, FRANK 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13546 CHMELAR, FRANKLIN J. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14200 CIRCLE C NO. 1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17518 GOLD 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 13090 MYNAR, FRANK 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 14107 MYNAR, JOHNNIE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 172694 CECELIA-BEDFORD UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON 03 485294 LANGLEY, CARL A. OIL 03861 HEBERT ESTATE 84693001 SOUR LAKE 199 HARDIN OIL 03862 TERRY, J. H. 84693001 SOUR LAKE 199 HARDIN 03 485870 LAPCO OIL & GAS COMPANY OIL 14265 WIESE GAS UNIT 56592001 MADISONVILLE, NORTH 313 MADISON GAS 114122 HARRISON ESTATE 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 093869 WIESE GAS UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON 03 485948 LAPIS OPERATING, INC. OIL 18646 WESTMORELAND, J.W. 06910250 BELL LAKE (8800) 039 BRAZORIA GAS 122184 CANNAN, G. C. UNIT 02115728 ALVIN, SOUTH (#43) 039 BRAZORIA 03 487440 LASES COMPANY, INC. OIL 24952 FOLLMER SWD 86429001 STOWELL 245 JEFFERSON OIL 23037 SUN-BARFIELD 84693001 SOUR LAKE 199 HARDIN GAS 253646 WHITE, J. T. 30159600 FANNETT, SW (NOD 2) 245 JEFFERSON 03 489720 LAVACA RIVER OPERATING CO., LLC OIL 22768 MYSKA, ROBERT 10229001 BOLING 157 FORT BEND GAS 244972 LEE-MITCHELL "A" GAS UNIT 53919601 LISSIE, SOUTH (YEGUA 6900) 481 WHARTON GAS 271182 TAYLOR 53919615 LISSIE, S (WILCOX 9900) 481 WHARTON 03 491399 LAYTON ENERGY INC. OIL 07919 COCKE, W. H. 01747568 ALLIGATOR BAYOU, W. (6765) 071 CHAMBERS OIL 22756 MILLER OIL UNIT 01741076 ALLIGATOR BAYOU (12-D) 071 CHAMBERS



03 491399 LAYTON ENERGY INC. OIL 23370 MILLER, A. L. "A" 01741456 ALLIGATOR BAYOU (6700) 071 CHAMBERS OIL 21851 MILLER, A. L. "B" 01741456 ALLIGATOR BAYOU (6700) 071 CHAMBERS OIL 23274 MILLER, A. L. ET AL "A" 01741070 ALLIGATOR BAYOU (3-E) 071 CHAMBERS OIL 19013 MILLER, A.L. ET AL "B" 01741070 ALLIGATOR BAYOU (3-E) 071 CHAMBERS OIL 24556 STATE TRACT 205 75236100 RED FISH REEF, N. (F2 7980 FB A) 071 CHAMBERS OIL 24693 STATE TRACT 205 75236087 RED FISH REEF, N (F1C 7960 FB A) 071 CHAMBERS GAS 172851 CASEY HEIRS 01741035 ALLIGATOR BAYOU (TEX WARRENI) 071 CHAMBERS GAS 122748 STATE TRACT 205 75236812 RED FISH REEF, NORTH (FRIO 7940) 071 CHAMBERS GAS 216134 STATE TRACT 206 75236810 RED FISH REEF, NORTH (FRIO 7920 071 CHAMBERS 03 491880 LEASE OPERATION SERVICES OIL 07904 ISBELL 53498001 LIBERTY, SOUTH 291 LIBERTY 03 493946 LEE "C" PRODUCTION COMPANY INC. OIL 20219 PORTER-WOOD A 12697300 BRYAN (AUSTIN CHALK) 041 BRAZOS OIL 12949 SYRINEK, ADOLPH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 495350 LEEXUS OIL LLC OIL 18052 ACKER #1 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17156 ATKINSON 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21405 BERNSHAUSEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16389 BRAUN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12310 CARMEAN, MRS. JOHN N. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14736 CLARA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21839 DUSEK 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22061 DUSEK UNIT NO. 1 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18200 FROESE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12980 GOEBEL BROTHERS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18018 GOIN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22176 GRIMM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 26011 HAWN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22098 ITECH-HANNUSCH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16737 JENNY "P" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17260 KRAUSE "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25122 KUHN 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 25557 KUHN - A - 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP OIL 21416 LANE, M. A. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18883 LEVIEN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21819 LIERE DL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22122 LOEBAU 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13360 LOIS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17620 LORAINE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23983 LPB 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22509 M.B. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21567 MACH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22143 MARIE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 26038 MITSCHKE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25915 ONNIE RAY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13604 OPERSTENY UNIT 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 22389 PATRANELLA #1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 19461 PATSY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18722 PATSY -B- 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18511 PAULA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 495350 LEEXUS OIL LLC OIL 23562 POST OAK 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12919 PREWETT, HARTFORD H. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24642 ROD, A J "B" 34733600 GIDDINGS (BUDA) 149 FAYETTE OIL 12478 ROD, A.J. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21355 SCHULZ/PIETSCH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20151 SCHULZE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13697 SHELDEN, MILLICENT BROWN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21463 STAHL 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 26068 STELLA MAE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12588 STOUT, PAUL J. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23149 TANECKA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16033 TOENNIS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 24127 UBERNOSKY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15218 ULLRICH, RICHARD C. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22059 UNGER-UNGER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18414 VAUGHN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18356 WOOD 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE GAS 150501 ALTHAUS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 148295 CARMEAN, MRS. JOHN N. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 160844 CARMEAN, MRS. JOHN N. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 097059 DUSEK UNIT 34733620 GIDDINGS (EDWARDS, GAS) 149 FAYETTE GAS 202202 ETZEL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 112109 GREGORY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 141148 GROTTE OL 46295100 JERRY'S QUARTERS (A C 11900) 477 WASHINGTON GAS 198808 HARRIS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 171280 HARRIS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 083554 HAWN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 145058 HEATHER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 215102 PASEUR 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 214794 RAY, ONNIE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 197863 STOUT, PAUL J. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 114485 STUERMER, EVELYN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 154803 WEISS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON 03 495450 LEGEND NATURAL GAS II, LP GAS 168884 BRACEWELL ESTATE 88549400 TAYLOR LAKE, EAST (LOX B) 201 HARRIS GAS 139675 CITY OF SEABROOK 88549413 TAYLOR LAKE, EAST (LOX B -2-) 201 HARRIS GAS 140150 CITY OF SEABROOK 88549400 TAYLOR LAKE, EAST (LOX B) 201 HARRIS GAS 148518 GA 256/294 (TX S/L M-95283) 88549400 TAYLOR LAKE, EAST (LOX B) 201 HARRIS GAS 151733 INTERFINANCIAL CORP. 88551005 TAYLOR LAKE, E. (ANOMALINA 3) 201 HARRIS 03 495537 LEGACY OPERATING COMPANY, LLC OIL 16570 BLOOM 09639500 BLOOM (FRIO 7170) 481 WHARTON OIL 20373 HANCHER 55125100 LOUISE, SOUTH (FRIO 5170) 481 WHARTON OIL 24851 HARRIMAN, W.H. 71125304 PHEASANT, SOUTH ( HARRIMAN) 321 MATAGORDA OIL 12420 NICHOLS UNIT 41490621 HILLJE (FRIO 7000) 481 WHARTON OIL 23438 WIESNER, VICTOR 41490513 HILLJE (FRIO 6600) 481 WHARTON GAS 060624 FLETCHER, W. D. 41490432 HILLJE (FRIO 6200) 481 WHARTON 03 495553 LEGEND NATURAL GAS III, LP OIL 24651 DOYLE OIL UNIT 47791600 K.B. DOYLE (WEST LEGER) 245 JEFFERSON GAS 262487 MANESS GAS UNIT 20254500 CONSTITUTION (WESTBURY) 245 JEFFERSON GAS 262476 MANESS GAS UNIT 20254500 CONSTITUTION (WESTBURY) 245 JEFFERSON



03 495553 LEGEND NATURAL GAS III, LP GAS 235469 MANESS GAS UNIT 20254500 CONSTITUTION (WESTBURY) 245 JEFFERSON GAS 257758 MANESS GAS UNIT 20254500 CONSTITUTION (WESTBURY) 245 JEFFERSON GAS 195391 MANESS GU 20254500 CONSTITUTION (WESTBURY) 245 JEFFERSON GAS 226540 WALL GAS UNIT 20254500 CONSTITUTION (WESTBURY) 245 JEFFERSON GAS 260040 WALL UNIT 20254500 CONSTITUTION (WESTBURY) 245 JEFFERSON 03 496332 LEMON, RICHARD G. OIL 13171 HAYNIE, A. F. ET AL 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE GAS 048139 GRESHAM, J. W. -A- 91571465 TRULL (NODOSARIA 10) 321 MATAGORDA GAS 138410 KAACK, JOHN UNIT 60357500 MELLON (10500) 321 MATAGORDA 03 496670 LEONARD BROTHERS OPERATING CO. GAS 208026 FOSTER FARMS, INC 33290300 FULSHEAR, S. (CONS.) 157 FORT BEND GAS 089461 JACKSON, H. ET AL 78319835 ROSENBURG (YEGUA 8120) 157 FORT BEND 03 496768 LEOR ENERGY INDIGO L.P. GAS 263572 FORESTAR 85799500 STEEL HORSE (BOSSIER) 455 TRINITY 03 500221 LEXINGTON EXPLORATION LLC GAS 264803 CORPORON, LARRY W. 19637876 COLLEGEPORT (2850) 321 MATAGORDA GAS 130044 STEELE, L. M. TRUST 26512700 DUNCAN SLOUGH, SW (FRIO 7) 321 MATAGORDA 03 500224 LGL ENERGY, INC. OIL 00354 BENDER ESTATE -A- 07095875 BENDER (YEGUA Y-5 SAND) 339 MONTGOMERY OIL 11715 HARRIS, IDA 07095875 BENDER (YEGUA Y-5 SAND) 339 MONTGOMERY OIL 00360 HILLIARD-HOLMES UNIT 07095875 BENDER (YEGUA Y-5 SAND) 339 MONTGOMERY GAS 032164 BENDER ESTATE A 07095625 BENDER (Y-2) 339 MONTGOMERY GAS 035313 HILLIARD Y-2 GAS UNIT 07095625 BENDER (Y-2) 339 MONTGOMERY GAS 131960 TYRA, LEWIS 07095625 BENDER (Y-2) 339 MONTGOMERY 03 500227 LGDC CORPORATION GAS 189756 BURNS 67170500 OLIVER, SOUTH (10300) 039 BRAZORIA GAS 212749 DOMPIER-NIX 76517470 RICHMOND RANCH (VICKSBURG) 157 FORT BEND GAS 235748 GREEN, WILLIAM F. III 19637822 COLLEGEPORT (2550) 321 MATAGORDA GAS 215744 SHMIDL-BROOKS 92360100 ULRICH (COCHRAN SAND) 201 HARRIS 03 500272 LIBERTY OIL & GAS CORP. OIL 17775 DOUBLE "L" TOWNSITE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 19242 MECOM TOWNSITE 53498001 LIBERTY, SOUTH 291 LIBERTY 03 500602 LIGHTHOUSE OPERATING, INC. GAS 265913 BEANE 29110722 ENGLEHART (3300) 089 COLORADO GAS 233259 CAUSEY 36238600 GRACEY (YEGUA) 089 COLORADO GAS 265862 CLIPSON/HOLMES 29110723 ENGLEHART (3400) 089 COLORADO GAS 242428 FROST HEIRS 29110723 ENGLEHART (3400) 089 COLORADO GAS 233258 HOLMES 29110722 ENGLEHART (3300) 089 COLORADO GAS 242435 LEHRER 29110722 ENGLEHART (3300) 089 COLORADO 03 500736 LILLEY, C.C., INC. OIL 21503 CARTER-CAREY 45465490 JACOB-2 (YEGUA) 373 POLK OIL 20086 HOLDER-COCHRAN 45462500 JACOB-1 (YEGUA) 373 POLK GAS 162738 CARTER, W. T. & BRO 45460200 JACOB-FOUR (YEGUA) 373 POLK 03 500796 LINC GULF COAST PETROLEUM, INC. OIL 02330 ARMELIN, L. FEE 43381001 HULL 291 LIBERTY OIL 25138 ARMELIN, L.,FEE 60558200 MERCHANT (CONSOLIDATED) 291 LIBERTY OIL 06905 BALDWIN, J. C., FEE -B- 43381001 HULL 291 LIBERTY OIL 00187 BARBER, A. E. 05651001 BARBERS HILL 071 CHAMBERS OIL 00181 BARBER, E. W., -D- 05651001 BARBERS HILL 071 CHAMBERS OIL 24691 BARKER 41139001 HIGH ISLAND 167 GALVESTON



03 500796 LINC GULF COAST PETROLEUM, INC. OIL 26009 BROWN, J.M. 05651001 BARBERS HILL 071 CHAMBERS OIL 24401 CADE HEIRS 41139001 HIGH ISLAND 167 GALVESTON OIL 02103 CADE, E. KER -A- R/A -A- 41139001 HIGH ISLAND 167 GALVESTON OIL 02105 CADE, E. KER -A- R/A -C- 41139001 HIGH ISLAND 167 GALVESTON OIL 24364 CADE, E. KER "A" R/A "F" 41139001 HIGH ISLAND 167 GALVESTON OIL 07138 CADE, E. KER, -A- R/A -G- 41139001 HIGH ISLAND 167 GALVESTON OIL 24474 CADE, HENSHAW 41139001 HIGH ISLAND 167 GALVESTON OIL 24329 CADE, TAYLOR 41139001 HIGH ISLAND 167 GALVESTON OIL 24495 CAFFERY, TAYLOR 41139001 HIGH ISLAND 167 GALVESTON OIL 23953 CEDAR POINT SWD 16599001 CEDAR POINT 071 CHAMBERS OIL 00173 CHAMBERS COUNTY 05651001 BARBERS HILL 071 CHAMBERS OIL 00170 CHAMBERS COUNTY AGR. CO. 05651001 BARBERS HILL 071 CHAMBERS OIL 26070 E.C. KERLEY 05651001 BARBERS HILL 071 CHAMBERS OIL 00174 FISHER, ZADIE 05651001 BARBERS HILL 071 CHAMBERS OIL 19656 FITZGERALD 05651001 BARBERS HILL 071 CHAMBERS OIL 21245 FITZGERALD "A" 05651001 BARBERS HILL 071 CHAMBERS OIL 00190 FITZGERALD, J. M. 05651001 BARBERS HILL 071 CHAMBERS OIL 00191 FITZGERALD, L. E. UNIT #1 05651001 BARBERS HILL 071 CHAMBERS OIL 16924 GOOSE CREEK C.I.S.D. 35862001 GOOSE CREEK 201 HARRIS OIL 00159 GULF FEE /MONONGAHELA/ 05651001 BARBERS HILL 071 CHAMBERS OIL 00140 GULF FEE C 05651001 BARBERS HILL 071 CHAMBERS OIL 00141 GULF FEE FISHER-23.5 05651001 BARBERS HILL 071 CHAMBERS OIL 14334 GULF INTERSTATE FEE "A" 41139001 HIGH ISLAND 167 GALVESTON OIL 02334 HANNAH, D. 43381001 HULL 291 LIBERTY OIL 02335 HANNAH, D. FEE 43381001 HULL 291 LIBERTY OIL 20064 HARRELL "C" 35862001 GOOSE CREEK 201 HARRIS OIL 00175 HIGGINS 05651001 BARBERS HILL 071 CHAMBERS OIL 00162 HIGGINS -B- 05651001 BARBERS HILL 071 CHAMBERS OIL 04479 HOGG-HAMMAN -C- 96502001 WEST COLUMBIA 039 BRAZORIA OIL 07314 JONES, LYLE 05651001 BARBERS HILL 071 CHAMBERS OIL 00156 KIRBY PET. CO. 05651001 BARBERS HILL 071 CHAMBERS OIL 00193 KIRBY PET. CO. -A- 05651001 BARBERS HILL 071 CHAMBERS OIL 00194 KIRBY PET. CO. -B- 05651001 BARBERS HILL 071 CHAMBERS OIL 00195 KIRBY PET. CO. -C- 05651001 BARBERS HILL 071 CHAMBERS OIL 00142 KIRBY PET. CO. 15 AC. 05651001 BARBERS HILL 071 CHAMBERS OIL 03411 KUHN, H. J. -TRACT #1 72441001 PORT NECHES 361 ORANGE OIL 03412 KUHN, H. J. -TRACT #2 72441001 PORT NECHES 361 ORANGE OIL 23806 L & A RESOURCES CORP. 35862001 GOOSE CREEK 201 HARRIS OIL 02112 LEAGUE, NELLIE B. ETAL 41139001 HIGH ISLAND 167 GALVESTON OIL 26061 LOUSTALOT 41139001 HIGH ISLAND 167 GALVESTON OIL 25404 LOUSTALOT 00006001 WILDCAT 167 GALVESTON OIL 26171 M WINFREE HEIRS 05651001 BARBERS HILL 071 CHAMBERS OIL 25116 MARRS MCLEAN "G" 41139001 HIGH ISLAND 167 GALVESTON OIL 25082 MARRS MCLEAN "H" 41139001 HIGH ISLAND 167 GALVESTON OIL 24966 MARRS MCLEAN D 41139001 HIGH ISLAND 167 GALVESTON OIL 12719 MCLEAN, MARRS "A" R/A "D" 41139001 HIGH ISLAND 167 GALVESTON OIL 25028 MCLEAN, MARRS D 41139001 HIGH ISLAND 167 GALVESTON OIL 02090 MCLEAN, VERNA HOOKS 41139001 HIGH ISLAND 167 GALVESTON OIL 12608 MCNEILL "A" 41139001 HIGH ISLAND 167 GALVESTON OIL 12346 MCNEILL "B" 41139001 HIGH ISLAND 167 GALVESTON



03 500796 LINC GULF COAST PETROLEUM, INC. OIL 17751 MOODY ESTATE 87627500 SWEETWATER LAKE (MIOCENE D-5) 167 GALVESTON OIL 21166 MOODY ESTATE TRUSTEE 87627650 SWEETWATER LAKE (S-1) 167 GALVESTON OIL 23833 MOODY UNIT 03334075 AQUARIUM (S-1) 167 GALVESTON OIL 24335 OVERTON CADE 41139001 HIGH ISLAND 167 GALVESTON OIL 03414 POLK-KUHN-GLASS 72441001 PORT NECHES 361 ORANGE OIL 03416 POLK, J. V. -A- NCT-1 72441001 PORT NECHES 361 ORANGE OIL 03415 POLK, J. V. -B- O/A 72441001 PORT NECHES 361 ORANGE OIL 08480 POLK, J. V., -A- NCT-2 72441001 PORT NECHES 361 ORANGE OIL 22096 PORT NECHES (MARG. AREA 1) 72441456 PORT NECHES (MARG AREA 1) 361 ORANGE OIL 22527 RENA BERRY 35862001 GOOSE CREEK 201 HARRIS OIL 00176 SMITH 05651001 BARBERS HILL 071 CHAMBERS OIL 02115 SMITH, CHARLOTTE E. R/A -A- 41139001 HIGH ISLAND 167 GALVESTON OIL 11331 SMITH, CHARLOTTE E. R/A -B- 41139001 HIGH ISLAND 167 GALVESTON OIL 02117 SMITH, GEORGE E. -A- R/A -A- 41139001 HIGH ISLAND 167 GALVESTON OIL 02119 SMITH, GEORGE E. -B- R/A -A- 41139001 HIGH ISLAND 167 GALVESTON OIL 02120 SMITH, GEORGE E. -B- R/A -C- 41139001 HIGH ISLAND 167 GALVESTON OIL 06257 SMITH, GEORGE E., -B- R/A -B- 41139001 HIGH ISLAND 167 GALVESTON OIL 03417 STARK, W. H. -B- 72441001 PORT NECHES 361 ORANGE OIL 23091 STARK, W.H. -B- NCT-2 72441001 PORT NECHES 361 ORANGE OIL 11952 STATE 16599100 CEDAR POINT(FRIO STRAY UPPER) 071 CHAMBERS OIL 00626 STATE 16599001 CEDAR POINT 071 CHAMBERS OIL 14221 STATE TRACT 126 04291500 ATKINSON ISLAND (FRIO) 071 CHAMBERS OIL 25408 STATE TRACT 126 A 04291500 ATKINSON ISLAND (FRIO) 071 CHAMBERS OIL 25550 STATE TRACT 126A 04291500 ATKINSON ISLAND (FRIO) 071 CHAMBERS OIL 24150 STATE TRACT 127 A 04291500 ATKINSON ISLAND (FRIO) 071 CHAMBERS OIL 17595 STATE TRACT 128 16603100 CEDAR POINT, S. (FRIO 3) 071 CHAMBERS OIL 19711 TABB "A" 35862001 GOOSE CREEK 201 HARRIS OIL 20069 TABB "B" 35862001 GOOSE CREEK 201 HARRIS OIL 21318 TABB, W. "A" 35862001 GOOSE CREEK 201 HARRIS OIL 26156 UPRC 05651001 BARBERS HILL 071 CHAMBERS OIL 25045 WELCH FOUNDATION 42789001 HOSKINS MOUND 039 BRAZORIA OIL 25681 WELCH FOUNDATION 42789001 HOSKINS MOUND 039 BRAZORIA OIL 00146 WILBURN "C" #10 05651001 BARBERS HILL 071 CHAMBERS OIL 00145 WILBURN "C" #9 05651001 BARBERS HILL 071 CHAMBERS OIL 00144 WILBURN "D" 05651001 BARBERS HILL 071 CHAMBERS OIL 00163 WILBURN "E" 05651001 BARBERS HILL 071 CHAMBERS OIL 00177 WILBURN, J. 05651001 BARBERS HILL 071 CHAMBERS OIL 00164 WILBURN, J. -A- 05651001 BARBERS HILL 071 CHAMBERS OIL 00198 WILBURN, J.F. "B" 05651001 BARBERS HILL 071 CHAMBERS OIL 00178 WILBURN, Z. T. FEE 05651001 BARBERS HILL 071 CHAMBERS OIL 18449 WINFREE, E.H. 05651001 BARBERS HILL 071 CHAMBERS OIL 17918 WOODWARD, W.Z. 05651001 BARBERS HILL 071 CHAMBERS GAS 171804 CEDAR POINT SWD 16599950 CEDAR POINT (UPPER FRIO) 071 CHAMBERS GAS 058552 FAILOR E.K. FEE 43381001 HULL 291 LIBERTY GAS 069481 KUHN, H. J. TR 2 72441001 PORT NECHES 361 ORANGE GAS 148221 MOUND COMPANY NCT-1 42789001 HOSKINS MOUND 039 BRAZORIA GAS 201189 POLK-KUHN-GLASS 72441001 PORT NECHES 361 ORANGE GAS 008015 POLK, J. V., -A- 72443747 PORT NECHES, N (SEG EAST 8300) 361 ORANGE GAS 076732 POLK, J.V. B O/A 72441001 PORT NECHES 361 ORANGE GAS 008017 STARK, W. H., -B- 72443747 PORT NECHES, N (SEG EAST 8300) 361 ORANGE



03 500796 LINC GULF COAST PETROLEUM, INC. GAS 033730 STATE 16599300 CEDAR POINT (MIOCENE) 071 CHAMBERS GAS 213315 STATE 16599001 CEDAR POINT 071 CHAMBERS GAS 177928 STATE TRACT 118 16599300 CEDAR POINT (MIOCENE) 071 CHAMBERS GAS 126202 STATE TRACT 126 04291500 ATKINSON ISLAND (FRIO) 071 CHAMBERS GAS 211378 WELCH FOUNDATION 42789001 HOSKINS MOUND 039 BRAZORIA 03 500806 LINAN OIL & GAS, INC. GAS 005949 HOLLAND, JOHN 22954770 DANBURY (FRIO 7500) 039 BRAZORIA 03 501201 LINDER OIL COMPANY,A PARTNERSHIP OIL 21904 ROBERTSON 98088300 WINNIE, S.E. (DOUGHTIE SD.) 245 JEFFERSON OIL 22475 TYTEX 00006001 WILDCAT 245 JEFFERSON 03 501202 LINDENMUTH & ASSOCIATES, INC. OIL 23194 RUCKS, A. R. FEE 22961817 DANBURY, SW. (11,480) 039 BRAZORIA GAS 132359 CLEMENS STATE FARM -B- 18881750 CLEMENS, N. (FRIO P-1) 039 BRAZORIA 03 502100 LIPPINCOTT INVESTMENTS OIL 04395 CHAMBERS 91959001 TURTLE BAY 071 CHAMBERS 03 503440 LITCHFIELD PRODUCTION CO. OIL 19174 STANLEY C. GORE UNIT "B" 48118888 KARLGORE (YEGUA 7000) 199 HARDIN 03 504584 LLEWELLIN OPERATING COMPANY, LLC OIL 10706 GRANBURY, C. B. 20511001 COPELAND CREEK, EAST 373 POLK OIL 01043 GRANBURY, C. B. ETAL 20511001 COPELAND CREEK, EAST 373 POLK OIL 23295 SOUTHLAND PAPER MILLS 20511001 COPELAND CREEK, EAST 373 POLK GAS 264915 BENDER GAS UNIT 71114510 PHASE FOUR (10640 YEGUA) 481 WHARTON GAS 258488 CLARINE GOLD UNIT 71114400 PHASE FOUR (8900 YEGUA) 481 WHARTON GAS 180578 GOLD-ZAPP 71114500 PHASE FOUR (10500 YEGUA) 481 WHARTON GAS 215898 GOLD, CLARINE 71114492 PHASE FOUR (10400 YEGUA) 481 WHARTON GAS 158642 JOHNNIE MAE GAS UNIT 71114470 PHASE FOUR (9560 YEGUA) 481 WHARTON GAS 161300 SWANSON-MEEK GAS UNIT 71114504 PHASE FOUR (10540 YEGUA) 481 WHARTON GAS 162741 SWANSON-MEEK GAS UNIT 71114435 PHASE FOUR (9220 YEGUA) 481 WHARTON 03 504594 LLOG EXPLORATION TEXAS, L.P. GAS 246589 S.T. 23-L N/2 SW/4 09323500 BLOCK 23L (LH-13) 245 JEFFERSON 03 504669 LOCH ENERGY, INC OIL 10771 AMOCO PROD CO. FEE 43381001 HULL 291 LIBERTY OIL 02416 BURT, R. E. 43464001 HUMBLE 201 HARRIS OIL 05476 COE, M., FEE 43464001 HUMBLE 201 HARRIS 03 505341 LODI DRILLING & SERVICE CO. OIL 22507 WILBECK, ET AL 71337666 PICKETT RIDGE (FRIO 4750) 481 WHARTON OIL 03350 WILBECK, M. P. 71337001 PICKETT RIDGE 481 WHARTON GAS 119428 MERTA, FRANK J ET AL 55122703 LOUISE, NORTH (4500) 481 WHARTON GAS 053712 MERTA, MARY 90970426 TRANS-TEX (2800,E.) 481 WHARTON 03 505356 LOFTCO OIL 16055 GULF-GANSHAW 53498001 LIBERTY, SOUTH 291 LIBERTY 03 506578 LONE OAK ENERGY INC OIL 23572 TOWNSEND-UNDERWOOD 86862500 SUBLIME (8000) 089 COLORADO OIL 07829 UNDERWOOD, D. L. 86862700 SUBLIME (8500) 089 COLORADO GAS 175615 ALBERT 04644845 B.A.D.A. (10,530 SD.) 089 COLORADO GAS 201729 ALBERT II-1 86866800 SUBLIME, N. (9850) 089 COLORADO GAS 162058 BAUM, G. K. 04644575 B.A.D.A. (10,170 SD,) 285 LAVACA GAS 168105 BLK 47 86862200 SUBLIME (WILCOX 9100) 089 COLORADO GAS 170434 BLK. 32 86862180 SUBLIME (WILCOX 7770) 089 COLORADO GAS 169144 CAREY 86862200 SUBLIME (WILCOX 9100) 089 COLORADO



03 506578 LONE OAK ENERGY INC GAS 159428 CAREY UNIT 04644600 B.A.D.A. (10,340 SD.) 089 COLORADO GAS 165903 CAREY UNIT 04644550 B.A.D.A. (10,124 SD.) 089 COLORADO GAS 173262 RAMSEY-WOOD 74471799 RAMSEY (10,500) 089 COLORADO GAS 174995 TOWNSEND-UNDERWOOD 86862300 SUBLIME (WILCOX 9300) 089 COLORADO GAS 196981 TOWNSEND-UNDERWOOD 86862700 SUBLIME (8500) 089 COLORADO 03 507241 LONE STAR NGL MONT BELVIEU LP OIL 25918 LONE STAR BRINE DISPOSAL 05651001 BARBERS HILL 071 CHAMBERS OIL 12081 LONE STAR NGL MB CENTRAL TERM 05651001 BARBERS HILL 071 CHAMBERS OIL 10651 LONE STAR NGL MB NORTH ANNEX 05651001 BARBERS HILL 071 CHAMBERS OIL 10425 LONE STAR NGL MONT BELVIEU 05651001 BARBERS HILL 071 CHAMBERS OIL 17858 WINFREE, O. K. 05651001 BARBERS HILL 071 CHAMBERS OIL 00180 WINFREE, O. K. 05651001 BARBERS HILL 071 CHAMBERS 03 507495 LONESTAR OPERATING, LLC OIL 23962 ARMSTRONG UNIT 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 26248 BATTEN E UNIT 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 22163 CHAMPION REALTY CORPORATION UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21707 DANSBY UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 22202 DANSBY-ADAMS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22272 DANSBY-WILSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21259 SCASTA UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 26078 SCASTA UNIT 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 26096 THOMAS E UNIT 34733610 GIDDINGS (EAGLEFORD) 041 BRAZOS OIL 22235 THOMAS UNIT 50424500 KURTEN (BUDA) 041 BRAZOS GAS 219039 PETERS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS 03 507585 LONG TRUSTS, THE OIL 11549 THOMPSON UNIT 22688100 DABOVAL (FRIO 5180) 481 WHARTON OIL 14673 THOMPSON, J.F. 22688890 DABOVAL (5500) 481 WHARTON 03 507587 LONG-TEX EXPLORATION, INC. GAS 139575 STARK 71025375 PEVETO (6800) 361 ORANGE 03 508702 LONGWATER, L.L.C. OIL 23814 FOUR WINDS 12306001 BROOKSHIRE 473 WALLER 03 511280 LOWER COLORADO RIVER AUTHORITY GAS 124762 FRITSCH, DAVID A 77759200 ROCKY CREEK (EDWARDS) 149 FAYETTE GAS 132918 HOUSTON 77759200 ROCKY CREEK (EDWARDS) 149 FAYETTE GAS 137973 HOUSTON UNIT 94733100 WALHALLA (GLENROSE) 149 FAYETTE GAS 132269 NORMAN UNIT 77759200 ROCKY CREEK (EDWARDS) 149 FAYETTE GAS 132012 PARK UNIT 77759200 ROCKY CREEK (EDWARDS) 149 FAYETTE GAS 127969 PRAIRIE CREEK 77759200 ROCKY CREEK (EDWARDS) 149 FAYETTE 03 511710 LOZANO OIL COMPANY INC. OIL 20214 NEAL, J.R. "A" 71444001 PIERCE JUNCTION 201 HARRIS 03 511734 LTS OIL & GAS A GAS 173908 KAECHELE, CHARLES 17560600 CHESTERVILLE, SE. (4000 SD) 015 AUSTIN 03 511745 LTS OIL & GAS OIL 14254 PRICE, JOE. UNIT 78614500 ROWAN,N (FRIO 10,400) 039 BRAZORIA OIL 06201 STONE 39696250 HATHAWAY (EY-2B) 291 LIBERTY OIL 25264 STONE 00006001 WILDCAT 291 LIBERTY GAS 154600 STATE LEASE 66709 74821782 RATTLESNAKE MOUND (7000) 039 BRAZORIA 03 511924 LUCAS ENERGY, INC. OIL 24921 FORREST 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON OIL 24794 GEORGE NEALY ESTATE 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON



03 511924 LUCAS ENERGY, INC. OIL 26202 GERALD WAKEFIELD GAS UNIT 32156111 FORT TRINIDAD (DEXTER) 313 MADISON OIL 25093 GOREE 32156111 FORT TRINIDAD (DEXTER) 313 MADISON GAS 247649 GERALD WAKEFIELD GAS UNIT 32156497 FORT TRINIDAD (GLEN ROSE) 313 MADISON 03 513741 LUSK NOMINEE TRUST OIL 02799 RAMSEY STATE FARM 54268001 LOCHRIDGE 039 BRAZORIA GAS 006968 RAMSEY STATE FARM 54268100 LOCHRIDGE (FRIO L) 039 BRAZORIA 03 518265 M. E. OPERATING & SERVICES, INC. GAS 181872 BARROW 78211500 ROSANNA (WILCOX) 089 COLORADO GAS 120853 SCHILLER 78211650 ROSANNA (WILCOX 10600) 089 COLORADO GAS 187435 SCHILLER GAS UNIT 29110145 ENGLEHART (F2) 089 COLORADO GAS 158840 UECKERT 78211650 ROSANNA (WILCOX 10600) 089 COLORADO 03 518396 M.J.O.G., INC. OIL 15301 NEAL, J.M. ESTATE 64679400 NEAL HILL (7250) 291 LIBERTY OIL 14573 NEAL, J.M. ESTATE UNIT 64679500 NEAL HILL (7400) 291 LIBERTY GAS 173560 NEAL, J. M. ESTATE 64679900 NEAL HILL (YEGUA 1 SAND) 291 LIBERTY 03 518634 M.B. ENVIRONMENTAL SERVICES, LLC OIL 23483 STERLING, R. S. 63157001 MOSS BLUFF 071 CHAMBERS 03 518647 M & P DISPOSAL, LTD OIL 24403 VASTAR FEE 13285426 BUNA (WILCOX 11,100) 241 JASPER GAS 141159 HARTBURG 39429500 HARTBURG, S.E. (MIDDLE) 351 NEWTON 03 518671 M-P PETROLEUM, INC. OIL 10300 FIRST HUTCHINS-SEALY NATIONAL BA 09846568 BLUE LAKE, W. (8350 FB-A) 039 BRAZORIA GAS 131683 HAWES, H. R. JR. GAS UNIT 27288580 EAST COLUMBIA (FRIO 10,400) 039 BRAZORIA 03 518896 M & S EXPLORATION GAS 148472 WADDELL "A" 26495400 DUNCAN, S. (YEGUA 6500) 481 WHARTON GAS 113549 WADDELL "A" 26495500 DUNCAN, SOUTH (7150) 481 WHARTON 03 518941 M & S RESOURCES,LLC GAS 096707 SCHEHIN, CALVIN E. 96169250 WELLBORN, S. (GEORGETOWN) 041 BRAZOS 03 521512 MAGNOLIA SWD L.L.P. GAS 228947 MAGNOLIA 23745700 DEAN LAKE (WILCOX 13300) 339 MONTGOMERY 03 521516 MAGNUM PRODUCING, LP OIL 22499 B.B. ROGERS GAS UNIT 1 97017260 WHITES BAYOU (F-16) 071 CHAMBERS OIL 06192 BILL DANIEL "A" 76382250 RICH RANCH (Y-3 SAND) 291 LIBERTY OIL 21879 BROYLES B 74471376 RAMSEY ( 8500 WILCOX) 089 COLORADO OIL 20917 CHOPPE, DOROTHY 27923865 EL CAMPO (6890) 481 WHARTON OIL 23409 CHOPPE, DOROTHY 27928142 EL CAMPO, S. (6050) 481 WHARTON OIL 19418 DOROTHY CHOPPE 27923200 EL CAMPO (6060) 481 WHARTON OIL 24455 EAST HAMEL GU 4 38433400 HAMEL (WILCOX 8460) 089 COLORADO OIL 26262 FITZHUGH 07884027 BIG HILL ( DISCORBIS B) 245 JEFFERSON OIL 26058 GILFILLIAN, HOLLIS 07884189 BIG HILL (FRIO 10,000) 245 JEFFERSON OIL 02812 HOUSTON, WALLACE 55120001 LOUISE 481 WHARTON OIL 25766 HUEBNER 55468086 LUCKY (ANOMALINA 10300) 321 MATAGORDA OIL 26193 HUEBNER 55468360 LUCKY (HUEBNER 8900) 321 MATAGORDA OIL 24414 HURT, GEORGE E. 95799570 WEED (NODOSARIA) 245 JEFFERSON OIL 25785 JOHNSON, B. A. 'A' 86862900 SUBLIME (9200) 089 COLORADO OIL 25782 JOHNSON, B. A. "D" OIL UNIT 86862900 SUBLIME (9200) 089 COLORADO OIL 19798 JOHNSON, B.A. 86862490 SUBLIME (7360) 089 COLORADO OIL 13202 KEYSTONE MILLS "A" 20211001 CONROE 339 MONTGOMERY OIL 12722 KEYSTONE MILLS "B" 20211040 CONROE ( COCKFIELD UPPER) 339 MONTGOMERY OIL 23217 LANCASTER, W. H. 55120001 LOUISE 481 WHARTON



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03 531060 MARTINO, JOSEPH C. OIL 13710 JOHNSON, ANNA BELLE 57233540 MANVEL (MIOCENE 3300) 039 BRAZORIA 03 531085 MARWELL PETROLEUM LTD PARTNRSHIP OIL 09948 CAMP 43381001 HULL 291 LIBERTY GAS 137544 BAYLOR UNIVERSITY ET AL 63277500 MOTT SLOUGH (YEGUA) 481 WHARTON GAS 179739 DELTA, D. Z. 77613500 ROCK ISLAND, SOUTH (2550) 089 COLORADO GAS 242026 FORGASON 35285480 GLEN FLORA (FRIO 5000) 481 WHARTON GAS 080694 JANIK ET AL 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 081704 O'HARE ET AL 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 133846 RASMUSSEN ET AL 12599700 BRUCE ROY (YEGUA) 481 WHARTON GAS 229103 WIED 55890500 LYDIA (4100) 089 COLORADO GAS 210165 WILSON 65227300 NEW TAITON (FRIO 4600) 481 WHARTON GAS 229724 YACKEL 47127528 JONES CREEK (4900) 481 WHARTON GAS 229723 YACKEL 47127495 JONES CREEK (4850) 481 WHARTON 03 532951 MASTERS OIL & GAS, LLC OIL 18895 RFR TRACT 200 75234650 RED FISH REEF (FB B-4, FRIO 11B) 071 CHAMBERS OIL 19400 RFR TRACT 248 75234286 RED FISH REEF (FB A-3, FRIO 6) 071 CHAMBERS OIL 12314 RFR TRACT 248 75234273 RED FISH REEF (FB A-2 N, FRIO 1) 071 CHAMBERS OIL 16355 RFR TRACT 263 75234143 RED FISH REEF (FB A-2, FRIO 1) 071 CHAMBERS 03 532952 MASTERS ONSHORE, LLC GAS 186730 SHELDON 84315496 SMITH POINT, EAST (F-26) 071 CHAMBERS 03 532988 MASTODON OPERATING COMPANY, LLC OIL 16049 BUCKALEW 62739549 MOORES ORCHARD (YEGUA 3) 157 FORT BEND OIL 17655 GRIGAR "A" 62742500 MOORES ORCHARD, NE. (YEGUA 3) 157 FORT BEND OIL 16369 GRIGAR, R.A. 62742500 MOORES ORCHARD, NE. (YEGUA 3) 157 FORT BEND OIL 16212 HAMMER MILLER 62739001 MOORES ORCHARD 157 FORT BEND OIL 15496 LOSACK 62739540 MOORES ORCHARD (YEGUA 2) 157 FORT BEND GAS 172451 BOLLINGER, F. G. U. 81948075 SEALY (FRIO 3500) 015 AUSTIN GAS 102115 BUCKALEW 62739001 MOORES ORCHARD 157 FORT BEND GAS 130862 LOSACK 62739100 MOORES ORCHARD (COOK MOUNTAIN) 157 FORT BEND 03 532993 MATADOR PRODUCTION COMPANY OIL 24737 DONDA 10204500 BOISE (FRIO 9600) 361 ORANGE 03 533092 MATMOWN OIL AND GAS INC. OIL 13765 CALVIN, LEROY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 19545 VICTORY 34733600 GIDDINGS (BUDA) 051 BURLESON 03 534225 MAVERICK PROD. CO., INC. OIL 18616 BASSETT-BLAKELY -B- 09880001 BLUE RIDGE 157 FORT BEND OIL 06492 BLAKELY -C- 09880001 BLUE RIDGE 157 FORT BEND OIL 21225 BLAKELY E 09880001 BLUE RIDGE 157 FORT BEND OIL 00463 CLOVER LEAF 09880001 BLUE RIDGE 157 FORT BEND OIL 12208 DUTTON, HAZEL 10229001 BOLING 157 FORT BEND OIL 25694 GORDON 09880001 BLUE RIDGE 157 FORT BEND OIL 25812 GROCE 64535001 NASH DOME 157 FORT BEND OIL 03132 GROCE, KITTIE NASH 64535001 NASH DOME 157 FORT BEND OIL 25882 HAWES 10229750 BOLING (SEGMENT A) 481 WHARTON OIL 25678 HILL 09880001 BLUE RIDGE 157 FORT BEND OIL 23555 KASPAREK, JE 10233001 BOLING, SOUTH 157 FORT BEND OIL 25596 LEE 09880001 BLUE RIDGE 157 FORT BEND OIL 23932 SANTA ROSA 09880001 BLUE RIDGE 157 FORT BEND OIL 25905 TABOR 10229750 BOLING (SEGMENT A) 481 WHARTON OIL 00449 WEST-SCHENCK 09880001 BLUE RIDGE 157 FORT BEND



03 534225 MAVERICK PROD. CO., INC. OIL 06967 WEST-SCHENCK -B- 09880001 BLUE RIDGE 157 FORT BEND OIL 24423 WEST-SCHENCK "B" 09880001 BLUE RIDGE 157 FORT BEND OIL 26197 WISDOM 64535001 NASH DOME 039 BRAZORIA OIL 24775 ZIVELY TRUSTEE 09880001 BLUE RIDGE 157 FORT BEND OIL 24847 ZIVLEY TRUSTEE 09880001 BLUE RIDGE 157 FORT BEND 03 534350 MAXMIN RESOURCES, LLC OIL 19815 SANTA ELENA LECUNA 00006001 WILDCAT 313 MADISON 03 535975 MAYFIELD ENERGY, LLC OIL 05451 PHOENIX DEVELOPMENT CO. 57756001 MARTHA 291 LIBERTY OIL 05052 PHOENIX DEVELOPMENT COMPANY -A- 57756001 MARTHA 291 LIBERTY OIL 02730 TEXAS STATE DRILLING CO.-GULF 53498001 LIBERTY, SOUTH 291 LIBERTY 03 536431 MAYJAC I, LLC GAS 101168 YEGUA HILLS DEVELOPMENT 07728600 BIG -A- TAYLOR 051 BURLESON 03 537160 MCA PETROLEUM CORPORATION OIL 23151 ARMSTRONG-ARNIM UNIT 28598200 ELM GROVE (ARNIM -A-) 149 FAYETTE OIL 07695 ARMSTRONG, FANNIE 28598200 ELM GROVE (ARNIM -A-) 149 FAYETTE OIL 22985 ARNIM UNIT 28598800 ELM GROVE (WILCOX, UPPER) 149 FAYETTE OIL 06737 ARNIM-WARREN 28598200 ELM GROVE (ARNIM -A-) 149 FAYETTE OIL 09838 ARNIM, J. D. & E. A. 03719001 ARNIM 149 FAYETTE OIL 19307 CHERRY, EVERETT 63720800 MULDOON (WEIDEL SAND) 149 FAYETTE OIL 16898 DERRY, MATTIE 28598200 ELM GROVE (ARNIM -A-) 149 FAYETTE OIL 03103 DRENNER, MARY H. 63727200 MULDOON, SW. (ARNIM SAND) 149 FAYETTE OIL 24803 DRENNER, MARY HUFF 63727800 MULDOON, SW. (DRENNER) 149 FAYETTE OIL 07615 EAST ARNIM UNIT 03720001 ARNIM, EAST 149 FAYETTE OIL 20669 EAST ARNIM UNIT A 03720001 ARNIM, EAST 149 FAYETTE OIL 17529 ERVINE & BISHOP 63727800 MULDOON, SW. (DRENNER) 149 FAYETTE OIL 18129 ERVINE & BISHOP 63727400 MULDOON, SW. (ARNIM-2) 149 FAYETTE OIL 03104 ERVINE & BISHOP 63727200 MULDOON, SW. (ARNIM SAND) 149 FAYETTE OIL 11684 HERBERT, ET AL 28598200 ELM GROVE (ARNIM -A-) 149 FAYETTE OIL 24944 MARY HUFF DRENNER 63727400 MULDOON, SW. (ARNIM-2) 149 FAYETTE OIL 16669 MCCRORY 28598200 ELM GROVE (ARNIM -A-) 149 FAYETTE OIL 16498 MCCRORY 28598800 ELM GROVE (WILCOX, UPPER) 149 FAYETTE OIL 17325 MCCRORY 28598700 ELM GROVE (UPPER STEINHAUSER) 149 FAYETTE OIL 25358 MCCRORY, GLEN 28598200 ELM GROVE (ARNIM -A-) 149 FAYETTE OIL 19077 NAUMANN, ET AL 18324001 CISTERN, NORTH 021 BASTROP OIL 03109 STANDARD TRUST 63727200 MULDOON, SW. (ARNIM SAND) 149 FAYETTE OIL 09216 STANDARD TRUST CO. 63727800 MULDOON, SW. (DRENNER) 149 FAYETTE OIL 24661 STEINHAUSER-BISHOP UNIT 63727200 MULDOON, SW. (ARNIM SAND) 149 FAYETTE OIL 24807 STEINHAUSER-BISHOP UNIT 63727400 MULDOON, SW. (ARNIM-2) 149 FAYETTE OIL 03106 STEINHAUSER, A. F. 63727200 MULDOON, SW. (ARNIM SAND) 149 FAYETTE OIL 25351 STEINHAUSER, A.F. 63727800 MULDOON, SW. (DRENNER) 149 FAYETTE OIL 24953 WEIDEL, FRED 63720800 MULDOON (WEIDEL SAND) 149 FAYETTE OIL 20445 WEIDEL, FRED "A" 63720800 MULDOON (WEIDEL SAND) 149 FAYETTE OIL 20444 WEIDEL, FRED "B" 63720800 MULDOON (WEIDEL SAND) 149 FAYETTE 03 538691 MCCALEB OIL CORPORATION (I) OIL 19828 RYEMON, ISAAC L. 43464001 HUMBLE 201 HARRIS OIL 11931 WILSON 43464001 HUMBLE 201 HARRIS 03 541873 MCCOOL, JOHN E OIL 13258 GOLD, S. 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 18450 HANEY 50424500 KURTEN (BUDA) 395 ROBERTSON



03 545300 MCDANIEL COMPANY, INC., THE OIL 23972 ARCO "B" 41307093 HIGHBAUGH (WILCOX 8700 SAND) 457 TYLER OIL 23520 ARCO FEE 41307093 HIGHBAUGH (WILCOX 8700 SAND) 457 TYLER OIL 22273 ARCO FEE 41307067 HIGHBAUGH (L. GERONIMO E. "A") 457 TYLER OIL 24417 ARCO FEE 41307075 HIGHBAUGH (WILCOX A-2 SAND) 457 TYLER OIL 22920 EXXON FEE 41307075 HIGHBAUGH (WILCOX A-2 SAND) 457 TYLER OIL 21895 JONES-LANG UNIT 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 21843 KIRBY 41307087 HIGHBAUGH (WILCOX ROCHNA SAND) 457 TYLER OIL 21436 KIRBY 41307075 HIGHBAUGH (WILCOX A-2 SAND) 457 TYLER OIL 22186 LANG-ODOM UNIT 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 22754 MCCALLUM-SMITH UNIT 1 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS GAS 139597 KIRBY 41307200 HIGHBAUGH (WILCOX 9800 SAND) 457 TYLER GAS 139792 KIRBY 41307050 HIGHBAUGH (GERONIMO-WILCOX SD.) 457 TYLER GAS 153697 KIRBY 41307050 HIGHBAUGH (GERONIMO-WILCOX SD.) 457 TYLER GAS 143977 ODOM 41307081 HIGHBAUGH (WILCOX ODOM SAND) 457 TYLER 03 548163 MCDONNOLD OPERATING, INC. OIL 17743 CARTER, W.T. "B" 60994400 MICHENER (MIDCOX) 373 POLK OIL 20383 NORCINI, NICHOLAS 31227200 FLAT BRANCH (AUSTIN CHALK) 457 TYLER GAS 112838 CARTER, W.T. -C- 60994001 MICHENER 457 TYLER 03 549836 MCGOWAN WORKING PARTNERS, INC. OIL 11067 BOYT, CECIL K. ESTATE 21027500 COTTONWOOD, S. (8300) 291 LIBERTY OIL 02868 COCKBURN -B- 56688001 MAGNET WITHERS 481 WHARTON OIL 16109 COCKBURN UNIT 56689300 MAGNET WITHERS, E.(FRIO LOWER) 481 WHARTON OIL 07221 COCKBURN, H. C., -B- 56688171 MAGNET WITHERS (F-10, EAST) 481 WHARTON OIL 09874 CORBETT 10459200 BONNEY (FRIO UPPER) 039 BRAZORIA OIL 00561 CORBETT 10459400 BONNEY (7600 SAND) 039 BRAZORIA OIL 02918 EAST MAGNET WITHERS FRIO UNIT 56689200 MAGNET WITHERS, E. (FRIO) 481 WHARTON OIL 23521 ETTA WIGGINTON ETAL 29563332 ETTA (WIGGINGTON) 481 WHARTON OIL 17062 FERGUSON OIL UNIT 71451500 PIERCE RANCH (4900) 481 WHARTON OIL 02902 FISK, WM. 56688001 MAGNET WITHERS 481 WHARTON OIL 11214 GAU, L. C. ETAL 45424200 JACKSON PASTURE, E. (FB-2, F-1) 071 CHAMBERS OIL 02906 HALAMICEK, J. M. 56688001 MAGNET WITHERS 481 WHARTON OIL 21321 HARTBURG LUMBER CO ET AL 35106650 GIST (5700 FRIO) 351 NEWTON OIL 04723 HARTBURG LUMBER CO., ETAL 35106001 GIST 351 NEWTON OIL 22376 HOWARD 20988333 COTTON LAKE (HOWARD NO. 1 SD.) 071 CHAMBERS OIL 09839 HOWARD 20988666 COTTON LAKE (HOWARD NO. 2 SD.) 071 CHAMBERS OIL 23055 HOWARD, N. F. 20988001 COTTON LAKE 071 CHAMBERS OIL 21208 HUEBNER, M. D. 55473100 LUCKY, SOUTH (BECKY SD.) 321 MATAGORDA OIL 12883 HUEBNER, M. D. 55473750 LUCKY, SOUTH (8700) 321 MATAGORDA OIL 20470 KNAPE, C. 94740390 WALK MAN (FRIO 8000) 039 BRAZORIA OIL 24135 KNAPE, J. 94740350 WALK MAN (FRIO 7550) 039 BRAZORIA OIL 00062 KNOWLES, W. T. 02468001 ANAHUAC 071 CHAMBERS OIL 24120 MUNSON HEIRS 54193770 LIVINGSTON (YEGUA 4100) 373 POLK OIL 02758 MUNSON, W. B. HEIRS 54193001 LIVINGSTON 373 POLK OIL 24289 NORTH THOMPSON UNIT 89527001 THOMPSON, NORTH 157 FORT BEND OIL 00063 PETERSON, G. 02468001 ANAHUAC 071 CHAMBERS OIL 23519 PIERCE ESTATES 98290001 WITHERS, NORTH 481 WHARTON OIL 17762 PIERCE ESTATES -E- 71451385 PIERCE RANCH (4800) 481 WHARTON OIL 12650 PIERCE ESTATES, INC. 98290100 WITHERS, NORTH (-A- SAND) 481 WHARTON OIL 04526 PIERCE ESTATES, INC. 98290001 WITHERS, NORTH 481 WHARTON OIL 24337 PIERCE RANCH N 4850 UNIT 71451400 PIERCE RANCH (4850) 481 WHARTON



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03 589984 MOSBACHER ENERGY COMPANY OIL 25411 HAMPTON 38609780 HAMPTON (YEGUA Y-2A) 199 HARDIN GAS 265561 ELLIOTT, B. P. 28449284 ELLIOTT (YEGUA STRAY U) 199 HARDIN 03 590136 MOSES, TOM OIL 01318 SMITH, D. H., ETAL 26876001 DYERSDALE 201 HARRIS 03 590452 MOSS BLUFF HUB, LLC OIL 20644 MOSS BLUFF STORAGE LEASE 63157001 MOSS BLUFF 291 LIBERTY 03 591809 MOTIVA ENTERPRISES LLC OIL 22598 T.T.CO.FEE NCT-5 84693001 SOUR LAKE 199 HARDIN OIL 22599 T.T.CO.FEE NCT-6 84693001 SOUR LAKE 199 HARDIN OIL 22600 T.T.CO.FEE NCT-7 84693001 SOUR LAKE 199 HARDIN OIL 22601 T.T.CO.FEE NCT-8 84693001 SOUR LAKE 199 HARDIN 03 592454 MSE OPERATING CORP. OIL 15440 RORICK, DAVID, JR. "A" 24096001 DELHI, NORTH 201 HARRIS OIL 17154 RORICK, DAVID, JR. "B" 24096001 DELHI, NORTH 201 HARRIS 03 592650 MUELLER EXPLORATION, INC. GAS 264529 BP AMERICA PRODUCTION CO. 84697525 SOUR LAKE, E. (YEGUA, LOWER) 199 HARDIN 03 593635 MINERAL TECHNOLOGIES, INC. OIL 23583 FABIAN UNIT 50424500 KURTEN (BUDA) 051 BURLESON OIL 13195 JACKSON 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21106 LIGHTSEY-BRYAN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18481 NITSCHE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24000 PATROIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 23999 PATROIT "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21956 R.W. SCHULZ, ET AL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15590 STATE OF TEXAS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE GAS 146840 DITTMAR 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 103813 JACKSON 07728600 BIG -A- TAYLOR 051 BURLESON GAS 186108 MEANS "A" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 186109 MEANS "B" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON 03 594625 MURPHY ENERGY SERVICES, LP OIL 18254 CROW 81063001 SARATOGA, WEST 199 HARDIN OIL 26106 ELISE FEE NCT -2 81063001 SARATOGA, WEST 199 HARDIN OIL 25685 ELISE FEE NCT-7 81063001 SARATOGA, WEST 199 HARDIN OIL 25684 ELLISE FEE NCT-6 81063001 SARATOGA, WEST 199 HARDIN OIL 03693 HOOKS-GRAHAM 81063001 SARATOGA, WEST 199 HARDIN OIL 03723 HOOKS, J. B. FEE NCT-1 81063001 SARATOGA, WEST 199 HARDIN OIL 25904 MURPHY ENERGY SERVICES SWD 81063001 SARATOGA, WEST 199 HARDIN 03 596900 MUSTANG EXPLORATION CO., LTD. GAS 228613 CARLTON 00006001 WILDCAT 481 WHARTON 03 598346 NH OPERATING, LLC OIL 17096 HALEN-DEBI LOU 50424500 KURTEN (BUDA) 041 BRAZOS 03 598911 NABORS COMPLETION & PROD SERV CO OIL 22801 CARLOS DOME "A" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES 03 598945 NADSOILCO LLC OIL 20206 ARCO FEE F 31000320 FISHER (WILCOX FIFTH) 457 TYLER OIL 23171 ARCO FEE F-1 31000320 FISHER (WILCOX FIFTH) 457 TYLER OIL 20466 ARCO FEE G 18230600 CINNABAR (UPPER WILCOX) 457 TYLER OIL 02763 DAVIS & HOLMES 54193440 LIVINGSTON (SPARTA) 373 POLK OIL 25055 DAVIS & HOLMES 00006001 WILDCAT 373 POLK OIL 02749 DAVIS & HOLMES 54193001 LIVINGSTON 373 POLK



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03 605917 NEUHAUS, V. F. PROPERTIES, INC. OIL 24228 CAMPBELL 17552076 CHESTERVILLE, N. (CKFLD. 6000) 089 COLORADO OIL 25315 CAMPBELL 00006001 WILDCAT 089 COLORADO 03 605990 NEUMIN PRODUCTION COMPANY OIL 23821 FRANKSON ETAL 14024900 BUTTERMILK (SHAW) 321 MATAGORDA GAS 206045 KEYSTONE MILLS 20211190 CONROE (MIDDLE WILCOX CONS.) 339 MONTGOMERY 03 605992 NEVADA EXPLORATION CORP. OIL 16806 STATE TRACT 10-L SW/4 41153166 HIGH ISLAND BLK 10-L (BIG 3) 245 JEFFERSON OIL 12853 STATE TRACT 10-L SW/4 41153142 HIGH ISLAND BLK 10L GULF (A-2) 245 JEFFERSON OIL 16108 STATE TRACT 10-L SW/4 41153250 HIGH ISLAND BLK 10-L (6000 SD) 245 JEFFERSON 03 606055 NEW CENTURY EXPLORATION, INC. OIL 25762 ANGELLO 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24343 ARCO FEE 70047475 PEBBLE ISLAND, W. (WILCOX A-3) 457 TYLER OIL 25514 BOFYSIL 32688208 FRANKS (BANFIELD) 167 GALVESTON OIL 24384 BOFYSIL 32692500 FRANKS, NW. (8900) 167 GALVESTON OIL 25361 BP 16269905 CASTILLO (YEGUA 6-B) 241 JASPER OIL 25501 FLETCHER-RICHARDSON 16269300 CASTILLO (YEGUA #1) 241 JASPER OIL 24716 LITTLE-ARCO 70039666 PEBBLE ISLAND (WILCOX 9380) 457 TYLER OIL 25362 STOUT, B. E. 12306001 BROOKSHIRE 473 WALLER GAS 265187 BULLPEN 60594500 MERCY, SE. (9400) 407 SAN JACINTO GAS 265470 CITY OF HOUSTON 87790475 SWORD (YEGUA -A-) 201 HARRIS GAS 258123 CLARKE 10518350 BONUS, S.E. (FRIO 4300) 481 WHARTON GAS 242499 CONOCO-DROUGHT 02468540 ANAHUAC (FRIO 16) 071 CHAMBERS GAS 206755 KREBS 87790475 SWORD (YEGUA -A-) 201 HARRIS GAS 202083 LOW BURGHER 12306001 BROOKSHIRE 473 WALLER GAS 251267 MAHALITC 58316444 MATTHEW (YEGUA 6300) 089 COLORADO GAS 208179 REYNOLDS 15700500 CARL REYNOLDS (2460) 481 WHARTON GAS 213525 STATE OF TEXAS 87790475 SWORD (YEGUA -A-) 201 HARRIS GAS 227029 SUNDERMAN 53921900 LISSIE, W. (WILCOX UPPER) 089 COLORADO GAS 164298 SYPHRETT HEIRS 02469750 ANAHUAC, E. (F-16) 071 CHAMBERS 03 606617 NEWFIELD EXPLORATION COMPANY OIL 21144 R.D.F. 00006001 WILDCAT 089 COLORADO GAS 187023 BSE - DUNCAN "A" 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 191841 FORGASON DEEP G.U. 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 194319 FORGASON DEEP GAS UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 213823 FORGASON DEEP GAS UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 185831 FORGASON DEEP GAS UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 196147 FORGASON DEEP UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 179413 KALLAS UNIT 26909190 DYNAMIC (FRIO 3700) 481 WHARTON GAS 223715 PEACH CREEK GAS UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 203438 PEACH CREEK GAS UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 209214 PEACH CREEK GAS UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 185829 PEACH CREEK GAS UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 209797 PEACH CREEK GAS UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 210743 PEACH CREEK GAS UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 195513 PEACH CREEK GAS UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 197492 PEACH CREEK GAS UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON GAS 200830 PEACH CREEK GAS UNIT 26909480 DYNAMIC (WILCOX 15,150) 481 WHARTON 03 607882 NEWPARK ENVIRONMENTAL SVCS LLC OIL 22868 CHESSHER 30153001 FANNETT 245 JEFFERSON OIL 11306 NES TRINITY TEC 07884001 BIG HILL 245 JEFFERSON



03 607882 NEWPARK ENVIRONMENTAL SVCS LLC OIL 07886 TEXAS EXPLORATION CO., R/A -A- 07884001 BIG HILL 245 JEFFERSON OIL 21948 TEXAS EXPLORATION COMPANY 07884001 BIG HILL 245 JEFFERSON OIL 22308 TEXAS EXPLORATION COMPANY "A" 07884001 BIG HILL 245 JEFFERSON 03 612858 NORDSTRAND ENGINEERING, INC. OIL 22869 PABST-WILKENS 68264750 PABST (9200) 167 GALVESTON OIL 19912 THOMPSON TRUSTEE 41677250 HITCHCOCK, NE. (FRIO 9100) 167 GALVESTON OIL 23010 ZINN UNIT 68264750 PABST (9200) 167 GALVESTON GAS 191542 KELLY RESOURCES 41677250 HITCHCOCK, NE. (FRIO 9100) 167 GALVESTON GAS 249236 NUNAN 74691300 RANKIN (REKLAW) 201 HARRIS GAS 142134 THARP, KATHLEEN 74691216 RANKIN (COOK MTN. 9340 SAND) 201 HARRIS GAS 143233 THARP, KATHLEEN 74691216 RANKIN (COOK MTN. 9340 SAND) 201 HARRIS 03 613521 NORTH AMERICAN DRILLING CORP OIL 24301 SCHULZ 43062501 HOWTH (WILCOX, LOWER) 473 WALLER GAS 194949 SCHULZ, MARTIN 66135080 NORTHSTAR (EDWARDS) 473 WALLER 03 614113 NORTH OPERATING COMPANY OIL 22089 WOOD, HARPER N. 17039500 CHAPMAN (WILCOX 9890) 473 WALLER 03 614551 NORTHFIELD ENTERPRISES, INC. OIL 26104 BOBCAT BOTTOMS RANCH BB 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 21466 CHRISTOPHER #2 50424500 KURTEN (BUDA) 041 BRAZOS OIL 23045 CHRISTOPHER #3 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 23597 CYPRESS 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 24606 CYPRESS 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23207 HANCOCK 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 20921 HANCOCK 50424500 KURTEN (BUDA) 395 ROBERTSON OIL 21382 JB 50424500 KURTEN (BUDA) 041 BRAZOS OIL 18701 LIGHTSEY, W.O. 50424500 KURTEN (BUDA) 041 BRAZOS OIL 24896 PERSIMMON CREEK 'D' 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 24695 PERSIMMON CREEK "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 24721 PERSIMMON CREEK "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22006 PERSIMMON CREEK "E" 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22516 PERSIMMON CREEK "G" 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 26055 PERSIMMON CREEK F 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23210 POST OAK 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 23467 POST OAK B 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 24397 POST OAK B 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22944 SPRING VALLEY RANCH 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 24902 SPRING VALLEY RANCH 'K' 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 24769 SPRING VALLEY RANCH "L" 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 24159 SPRING VALLEY RANCH B 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 24477 SPRING VALLEY RANCH C 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 24554 SPRING VALLEY RANCH E 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25318 SPRING VALLEY RANCH F 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 24275 SPRING VALLEY RANCH H 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 24476 SPRING VALLEY RANCH J 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25423 SPRING VALLEY RANCH LL 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 24552 SPRING VALLEY RANCH M 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23566 STRAWSER 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 24521 VISTA RIDGE 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 25618 VISTA RIDGE "G" 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 20087 VISTA RIDGE B 50424500 KURTEN (BUDA) 041 BRAZOS



03 614551 NORTHFIELD ENTERPRISES, INC. OIL 19855 VISTA RIDGE C 50424500 KURTEN (BUDA) 041 BRAZOS OIL 25777 VISTA RIDGE F 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 20018 WILLIAMS RANCH 50424500 KURTEN (BUDA) 041 BRAZOS OIL 24317 WILLIAMS RANCH B 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23928 WINDY HILL RANCH A 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 24662 WINDY HILL RANCH B 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS 03 614600 NORTHRIDGE OIL COMPANY OIL 16902 FAITH SUMMERS 61052370 MIDFIELDS N.W. (9070) 321 MATAGORDA OIL 10241 LADNER, A. L. 61052664 MIDFIELDS, NW (9210) 321 MATAGORDA OIL 09834 LADNER, A. L. 61052166 MIDFIELDS, N. W. (8640) 321 MATAGORDA OIL 09744 LADNER, A. L. 61052332 MIDFIELDS, N. W. (8850) 321 MATAGORDA OIL 16528 LADNER, A.L. 61052370 MIDFIELDS N.W. (9070) 321 MATAGORDA 03 614627 NORTHWEST AIRPORT MANAGEMENT, LP GAS 074707 C.G. HOOKS, ET AL 42495500 HOOKS (SHALLOW) 201 HARRIS GAS 074708 C.G. HOOKS, ET AL 42495500 HOOKS (SHALLOW) 201 HARRIS GAS 085274 HOOKS, C.G. ET AL 42495500 HOOKS (SHALLOW) 201 HARRIS 03 614760 NORWILL INVESTMENT CORPORATION OIL 06498 STALMACH UNIT 18992464 CLINTON (MIOCENE 3800 SEG B) 201 HARRIS 03 615400 NOSTAR INC. OIL 18818 DENSON, W.B. 53498001 LIBERTY, SOUTH 291 LIBERTY 03 615853 NOXXE OIL AND GAS, LLC OIL 11665 DEATS-HOLMES 34925040 GILLOCK (BIG GAS, FB-A) 167 GALVESTON OIL 10978 FOSTER LBR CO 43464001 HUMBLE 201 HARRIS OIL 02417 HOUSE, H. C. 43464001 HUMBLE 201 HARRIS OIL 10979 HOUSE, H. C. 43464001 HUMBLE 201 HARRIS OIL 02448 HOUSE, H. C. - WEST 43487333 HUMBLE LIGHT (RIVERSIDE) 201 HARRIS OIL 14258 OTT, C.E. ET AL 52676875 LEAGUE CITY (9700) 167 GALVESTON OIL 11601 OTT, C.E. ET AL 52676400 LEAGUE CITY (ANDRAU,UPPER) 167 GALVESTON OIL 01269 OUTTERSIDE, A. J. 24674001 DICKINSON 167 GALVESTON GAS 159527 LINDSEY GU NO. 1 39429600 HARTBURG, S.E. (YEGUA EY1) 361 ORANGE 03 616055 NUECES PETROLEUM CORPORATION OIL 10650 ARCO FEE SEC. 189 06755840 BEECH CREEK (9400) 199 HARDIN OIL 16523 DUNAGAN, J.A. 30542500 FELICIA, S. (YEGUA 11160) 291 LIBERTY OIL 20679 DUNAGAN, J.A. SWD 30542500 FELICIA, S. (YEGUA 11160) 291 LIBERTY OIL 20620 H & TC FEE SEC 197 32219250 FORTENBERRY (YEGUA #1) 199 HARDIN OIL 09449 MERCHANT, A., EST. 43381001 HULL 291 LIBERTY 03 616960 NXL OIL, LLC OIL 04612 BOYLES, EDWARD S. 22897001 DAMON MOUND 039 BRAZORIA OIL 05424 HIRSCH 22897001 DAMON MOUND 039 BRAZORIA 03 617101 OAK ENERGY, LLC OIL 09880 BOULDIN, FLORENCE V. -B- 86965600 SUGAR VALLEY, S. (FRIO 10850) 321 MATAGORDA OIL 25578 BOULDIN, FV -B- 86960850 SUGAR VALLEY (TRUITT) 321 MATAGORDA OIL 08163 BRAMAN -C- 86962852 SUGAR VALLEY, N. (UNION) 321 MATAGORDA OIL 08154 BRAMAN -C- 86962426 SUGAR VALLEY, N. (ROBERTSON) 321 MATAGORDA OIL 08141 BRAMAN -C- 86962142 SUGAR VALLEY, N. (HURLOCK) 321 MATAGORDA OIL 08147 BRAMAN -C- 86962284 SUGAR VALLEY, N. (LAURENCE) 321 MATAGORDA OIL 11772 BRAMAN -C- 86960001 SUGAR VALLEY 321 MATAGORDA OIL 11552 CULBERTSON, W. J. 86962142 SUGAR VALLEY, N. (HURLOCK) 321 MATAGORDA OIL 08148 CULBERTSON, W. J. 86962284 SUGAR VALLEY, N. (LAURENCE) 321 MATAGORDA OIL 08308 CULBERTSON, W. J., -A- 86960050 SUGAR VALLEY (BOULDIN) 321 MATAGORDA



03 617101 OAK ENERGY, LLC OIL 19640 CULBERTSON, W.J. "A" 86960725 SUGAR VALLEY (TALCOTT A) 321 MATAGORDA OIL 22770 GRANT, JOHN F. 86960325 SUGAR VALLEY (FRIO 8,500) 321 MATAGORDA OIL 18405 GRANT, JOHN F. 86962710 SUGAR VALLEY, N. (THOMASSON) 321 MATAGORDA OIL 08145 GRANT, JOHN F. 86962284 SUGAR VALLEY, N. (LAURENCE) 321 MATAGORDA OIL 08157 GRANT, JOHN F. 86962568 SUGAR VALLEY, N. (TALCOTT -C-) 321 MATAGORDA OIL 08150 GRANT, JOHN F. 86962426 SUGAR VALLEY, N. (ROBERTSON) 321 MATAGORDA OIL 08146 LAURENCE, G. 86962284 SUGAR VALLEY, N. (LAURENCE) 321 MATAGORDA OIL 22780 ROBERTSON, W. T. 86960025 SUGAR VALLEY (AMMO 8590) 321 MATAGORDA OIL 08172 ROBERTSON, W. T. 86960700 SUGAR VALLEY (TALCOTT) 321 MATAGORDA OIL 07847 TALCOTT -A- UNIT -C- 86960725 SUGAR VALLEY (TALCOTT A) 321 MATAGORDA OIL 12196 THOMASSON, SADIE E. 86960800 SUGAR VALLEY(TALCOTT B 8700FRIO) 321 MATAGORDA OIL 08149 THOMASSON, SADIE E. 86962284 SUGAR VALLEY, N. (LAURENCE) 321 MATAGORDA GAS 054920 BOULDIN-TAY OUI 86960875 SUGAR VALLEY(TRUITT TAYLOR B SG) 321 MATAGORDA GAS 050817 BOULDIN, F. V. 86960075 SUGAR VALLEY(BOULDIN TAYLOR BSG) 321 MATAGORDA GAS 089777 BOULDIN, F. V. -B- 86960500 SUGAR VALLEY(GRAVIER TAYLOR BSG) 321 MATAGORDA GAS 196554 BOULDIN, FLORENCE 86960875 SUGAR VALLEY(TRUITT TAYLOR B SG) 321 MATAGORDA GAS 265901 BRAMAN -C- 86960725 SUGAR VALLEY (TALCOTT A) 321 MATAGORDA GAS 145251 BRAMAN -C- 86960325 SUGAR VALLEY (FRIO 8,500) 321 MATAGORDA GAS 226270 BRAMAN "C" 86962560 SUGAR VALLEY, N. (TALCOTT -B-) 321 MATAGORDA GAS 067117 CULBERTSON, W. J. -A- 86960850 SUGAR VALLEY (TRUITT) 321 MATAGORDA GAS 110368 CULBERTSON, W.J. "A" 86960575 SUGAR VALLEY (HERMAN -B-) 321 MATAGORDA GAS 048575 GRANT, JOHN F. 86962852 SUGAR VALLEY, N. (UNION) 321 MATAGORDA GAS 216869 GRANT, JOHN F. 86960025 SUGAR VALLEY (AMMO 8590) 321 MATAGORDA GAS 150222 ROBERTSON, W. T. 86960025 SUGAR VALLEY (AMMO 8590) 321 MATAGORDA GAS 036610 TALCOTT A UNIT -B- 86960150 SUGAR VALLEY (CAYCE) 321 MATAGORDA GAS 136769 TALCOTT, C.C. 86960625 SUGAR VALLEY (ROBERTSON) 321 MATAGORDA GAS 197764 THOMASSON, SADIE E. 86960325 SUGAR VALLEY (FRIO 8,500) 321 MATAGORDA 03 617112 OAK VALLEY OPERATING, LLC OIL 26083 ARNIM "A" UNIT 84750500 SOUTHERN BAY (EAGLE FORD) 149 FAYETTE OIL 26087 BLACK JACK SPRINGS UNIT 84750500 SOUTHERN BAY (EAGLE FORD) 149 FAYETTE OIL 26089 BLACK JACK SPRINGS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 26093 FLATONIA EAST UNIT 84750500 SOUTHERN BAY (EAGLE FORD) 149 FAYETTE OIL 26034 MARY ANN SCHMITZ WSW 00006001 WILDCAT 149 FAYETTE OIL 26111 MICA UNIT 84750500 SOUTHERN BAY (EAGLE FORD) 149 FAYETTE OIL 26094 PEEBLES UNIT 84750500 SOUTHERN BAY (EAGLE FORD) 149 FAYETTE OIL 25937 RIGHTMER 'A' UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 26084 RING "A" UNIT 84750500 SOUTHERN BAY (EAGLE FORD) 149 FAYETTE OIL 25929 RING "E" WSW 34733628 GIDDINGS (WILCOX) 149 FAYETTE OIL 25560 W.C.P. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 617483 OASIS PETROLEUM, LLC GAS 162945 S.I.G. - VALLET 64795625 NEEDVILLE, N. (VICKSBURG) 157 FORT BEND 03 617546 OBLAEN RESOURCES LLC OIL 24895 ROSENBAUM ET AL 78319664 ROSENBERG (YEGUA 7960) 157 FORT BEND OIL 24859 ROSENBAUM-SUITER ET AL 78319664 ROSENBERG (YEGUA 7960) 157 FORT BEND GAS 204613 FOSTER FARMS-SHALLOW 78321532 ROSENBERG, NORTH (FRIO 4980) 157 FORT BEND GAS 217294 HOLMES ET AL GAS UNIT 88470550 TAVENER (FRIO 4400) 157 FORT BEND GAS 208424 KASPAREK ET AL 64796750 NEEDVILLE, NE (10,320 COOK MTN) 157 FORT BEND GAS 183665 MILLER, SADIE 78319950 ROSENBURG (5025 FRIO) 157 FORT BEND GAS 210789 MORELAND ET AL 62849750 MORELAND RANCH (8140 COOK MTN.) 481 WHARTON GAS 185380 MUELLER, PERRY JR. 05560075 BARB-MAG, SE. (COOK MOUNTAIN) 157 FORT BEND



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03 619540 OIL WELL RECOVERY SERVICES, INC. OIL 17408 EDMUNDS 56590975 MADISONVILLE, E. (GEORGETOWN) 313 MADISON 03 619560 OIL WELL SALVAGE CO. OIL 16320 BOESSLING, E.H. 34733600 GIDDINGS (BUDA) 287 LEE 03 619565 OIL WELL SERVICES, INC. OIL 19820 HOOKS, C.G. ET AL 71444001 PIERCE JUNCTION 201 HARRIS OIL 04717 I & G N RR ETAL 71444001 PIERCE JUNCTION 201 HARRIS 03 619585 OIL COAST CORP. GAS 106266 WANGENSTEEN, C. T. ET AL 97019300 WHITES BAYOU, S. (TX WARRENI) 071 CHAMBERS 03 620960 OIL WELL BUYERS CORP. OIL 06005 ALEXANDER, K. J. 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 14954 CHARLES KIEKE 42889001 HOUSH 457 TYLER OIL 06239 DOUGLASS, WEISS 23604800 DAYTON, NORTH (5000 SAND) 291 LIBERTY OIL 02710 GULF-DEUSSEN FEE -A- 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 03685 GULF-HOPKINS FEE TRACT 23 81063001 SARATOGA, WEST 199 HARDIN OIL 03686 GULF-HOPKINS FEE TRACT 24 81063001 SARATOGA, WEST 199 HARDIN OIL 01157 JETT, JOHN A. 23604400 DAYTON, NORTH (YEGUA EY-1) 291 LIBERTY OIL 05435 KIRBY-STEPHENSEN -B- 94155666 VOTAW (WILCOX 8400) 199 HARDIN OIL 05762 KIRBY-STEPHENSON -B- 94155333 VOTAW (WILCOX UPPER) 373 POLK OIL 07785 KIRBY-STEPHENSON -B- 82145110 SEGNO, SOUTH (WILCOX) 373 POLK OIL 06076 SUN FEE 81063001 SARATOGA, WEST 199 HARDIN OIL 11186 SWEARINGEN 42889001 HOUSH 457 TYLER OIL 02180 YOUNG 42889001 HOUSH 457 TYLER 03 621056 OK SOONER ENERGY PROD SVCS, LLC OIL 24039 PINCHBACK, MRS. SEAWILLOW 02315512 AMELIA (FRIO 6) 245 JEFFERSON OIL 11197 PINCHBACK, SEAWILLOW MRS. 02315032 AMELIA (DISCORBIS 1) 245 JEFFERSON OIL 08713 PINCHBACK, SEAWILLOW, MRS. 02315512 AMELIA (FRIO 6) 245 JEFFERSON OIL 08628 PINCHBACK, SEAWILLOW, MRS. 02315160 AMELIA (FLEMING Z-1) 245 JEFFERSON OIL 08722 PINCHBACK, SEAWILLOW, MRS. 02315800 AMELIA (MARGINULINA 1) 245 JEFFERSON OIL 06629 PINCHBACK, SEAWILLOW, MRS. 02315928 AMELIA (4700 SAND) 245 JEFFERSON OIL 08691 PINCHBACK, SEAWILLOW, MRS. 02315320 AMELIA (FRIO 2) 245 JEFFERSON OIL 12011 PINCHBACK,MRS. SEAWILLOW "C" 02315928 AMELIA (4700 SAND) 245 JEFFERSON 03 621069 OKLATEX ENERGY, INC. OIL 25381 CLAIRE 43464001 HUMBLE 201 HARRIS OIL 25634 CLAIRE 2 43464001 HUMBLE 201 HARRIS OIL 01323 DWYER ESTATE 26876001 DYERSDALE 201 HARRIS OIL 01322 KENNEDY, J. A. C. 26876001 DYERSDALE 201 HARRIS OIL 02390 MASON 17-A 43464001 HUMBLE 201 HARRIS OIL 14765 MCCRACKEN, CATHERINE 51462150 LAKE HOUSTON (COCKFIELD) 201 HARRIS OIL 01316 REICHARDT, FRANK 26876001 DYERSDALE 201 HARRIS OIL 23018 ROEMER & MODGLIN 'B' 26876001 DYERSDALE 201 HARRIS OIL 24472 SANDERS, KATIE 18992048 CLINTON (FRIO 4400) 201 HARRIS OIL 12111 SOUTH TEXAS LUMBER CO 26876001 DYERSDALE 201 HARRIS GAS 127997 SANDERS, KATIE S. ET AL 18992506 CLINTON (MIOCENE 3850) 201 HARRIS 03 621070 OKLATEX OILFIELD EQPT INC OIL 16513 MAJESTIC-ITZ 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 621144 OLD PINE ENERGY CORPORATION OIL 21771 CHAMPION INT'L CORP. (40) 35821650 GOODRICH, E. (SPARTA) 373 POLK OIL 20589 CHAMPION INT'L CORP. 320 35821670 GOODRICH, E. (SPARTA FB-B) 373 POLK OIL 20280 CHAMPION INTERNATIONAL CORP 320 35821650 GOODRICH, E. (SPARTA) 373 POLK 03 621151 OLD TIMERS OIL



03 621151 OLD TIMERS OIL OIL 20063 ADA BELLE 06129001 BATSON OLD 199 HARDIN OIL 05537 BARKIS, A. W.-GUEDRY, U., FEE 06129001 BATSON OLD 199 HARDIN OIL 04833 BARKIS, A. W., FEE #2 06129001 BATSON OLD 199 HARDIN OIL 15650 GULF WIESS 06129001 BATSON OLD 199 HARDIN OIL 19439 SCHAEFER-HOOKS 06115001 BATSON NEW 199 HARDIN OIL 19611 SCHAEFFER "BRICE" 06129001 BATSON OLD 199 HARDIN 03 622642 OMEGA FUEL OP. CO. OIL 04388 COOPER, WILLIAM HEIRS 91959001 TURTLE BAY 071 CHAMBERS OIL 22960 HENDERSON 21023830 COTTONWOOD (VICKSBURG 8400) 291 LIBERTY OIL 04390 MIDDLETON, A. D. 91959001 TURTLE BAY 071 CHAMBERS 03 622657 OMEGA ENERGY, LLC OIL 17951 SANTA FE RUNNELS 18739700 CLAY POINT, SOUTH (WILCOX) 351 NEWTON OIL 25590 TANTON 57299757 MAPLE SLOUGH (UPPER WILCOX CONS) 199 HARDIN GAS 085303 ANGELO UNIT 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 111212 ANGELO UNIT 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 119736 ROBERT SPIESS 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN 03 622660 OMEGA ENERGY CORP. OIL 23382 TANTON 57299825 MAPLE SLOUGH (WILCOX 10000) 199 HARDIN 03 622718 OMIMEX ENERGY, INC. OIL 25279 BOATMAN, R.M. UNIT 23562001 DAY 313 MADISON OIL 17335 CASON, C.E. 56590200 MADISONVILLE (DEXTER Q) 313 MADISON OIL 25277 FANNIN, M.G. 23562001 DAY 313 MADISON OIL 25278 FANNIN, M.G. UNIT #2 23562001 DAY 313 MADISON OIL 20293 L. N. 56593500 MADISONVILLE, NE. (DEXTER) 313 MADISON OIL 23786 OSBORNE, G. J. "B" 56593500 MADISONVILLE, NE. (DEXTER) 313 MADISON OIL 15919 OSBORNE, G.J. 56593500 MADISONVILLE, NE. (DEXTER) 313 MADISON GAS 147415 OSBORNE, G. J. 56590090 MADISONVILLE (DEXTER LOWER) 313 MADISON 03 622720 OMIMEX PETROLEUM, INC. OIL 09886 SWILLEY JOHNSON UNIT 63196500 MOSS HILL, NW. (COCKFIELD) 291 LIBERTY OIL 23528 SWILLEY SAND 63192500 MOSS HILL, NORTH (COCKFIELD) 291 LIBERTY OIL 06366 SWILLEY SAND /COCKFIELD/ UNIT 63192500 MOSS HILL, NORTH (COCKFIELD) 291 LIBERTY GAS 086941 DAVIS, SWILLEY 63196500 MOSS HILL, NW. (COCKFIELD) 291 LIBERTY GAS 140085 SWILLEY SAND /COCKFIELD/ UNIT 63192500 MOSS HILL, NORTH (COCKFIELD) 291 LIBERTY GAS 191313 VINSON, P. E. 63197250 MOSS HILL, SOUTH (YEGUA -A-) 291 LIBERTY 03 622740 OMNI PETROLEUM CORPORATION OIL 20993 FAZZINO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 14240 LIGHTSEY-URBANOWSKY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 623785 ONEOK HYDROCARBON SOUTHWEST, LLC OIL 22473 BRINE DISPOSAL LEASE 05651001 BARBERS HILL 071 CHAMBERS OIL 11280 FEE 05651001 BARBERS HILL 071 CHAMBERS 03 625570 ORBIT PETROLEUM, INC. GAS 191874 HAWKINS RANCH 10148250 BOGGY BAYOU (N. BRUNNER) 321 MATAGORDA GAS 175521 HAWKINS RANCH 15407750 CANOE BAYOU (6500 MIOCENE SD.) 321 MATAGORDA GAS 096029 LEWIS 54132300 LIVE OAK BAYOU (MIOCENE) 321 MATAGORDA GAS 145282 LEWIS "8" 10148001 BOGGY BAYOU 321 MATAGORDA GAS 176502 LEWIS, J. C. 54132300 LIVE OAK BAYOU (MIOCENE) 321 MATAGORDA 03 625690 ORION OIL AND GAS CORPORATION OIL 01271 SHELOR, J. W. -B- 24674001 DICKINSON 167 GALVESTON OIL 17910 SHELOR, J.W. 24674001 DICKINSON 167 GALVESTON 03 627829 OSBORN,W.B. OIL & GAS OPERATIONS



03 627829 OSBORN,W.B. OIL & GAS OPERATIONS OIL 16609 CITIZENS STATE BANK UNIT 42905444 HOUSTON, N. (GOODYKOONTZ - 2ND) 201 HARRIS OIL 13024 GOODYKOONTZ "A" 29988400 FAIRBANKS, N. (GOODYKOONTZ 1ST) 201 HARRIS OIL 18333 GOODYKOONTZ, W.W. 42905444 HOUSTON, N. (GOODYKOONTZ - 2ND) 201 HARRIS OIL 16327 GOODYKOONTZ, W.W. "B" 42905444 HOUSTON, N. (GOODYKOONTZ - 2ND) 201 HARRIS OIL 15484 PENNZOIL FEE 42905555 HOUSTON, N. (GOODYKOONTZ 7200) 201 HARRIS GAS 178296 GOODYKOONTZ 42905222 HOUSTON, NORTH (FAIRBANKS 6800) 201 HARRIS 03 628104 OSYKA PRODUCING COMPANY, INC. GAS 131749 DAVIS, JAMES ESTATE 41677820 HITCHCOCK, NE. (FRIO 11600) 167 GALVESTON GAS 115949 FENTON, B. H. ET AL INC 43381001 HULL 291 LIBERTY 03 628135 OTEX RESOURCES LLC OIL 00443 BLAKELY -B- 09880001 BLUE RIDGE 157 FORT BEND OIL 16865 BUSCH SHELTON "B" 35862001 GOOSE CREEK 201 HARRIS OIL 16363 BUSCH-SHELTON 35862001 GOOSE CREEK 201 HARRIS OIL 16030 BUSCH, H. 35862001 GOOSE CREEK 201 HARRIS OIL 01754 BUSCH, H., ETAL -A- 35862001 GOOSE CREEK 201 HARRIS OIL 16107 CRH CORP 35862001 GOOSE CREEK 201 HARRIS OIL 17378 ENDERLI, BUSCH 35862001 GOOSE CREEK 201 HARRIS OIL 16518 FEDERAL LOST LAKE 55036001 LOST LAKE 071 CHAMBERS OIL 06070 HILL, LILEA, ETAL 09880001 BLUE RIDGE 157 FORT BEND OIL 06276 HUMBLE OIL & REFG. CO. 35862001 GOOSE CREEK 201 HARRIS OIL 23994 JONES, W.L. 35862001 GOOSE CREEK 201 HARRIS OIL 17029 K.S./JONES 35862001 GOOSE CREEK 201 HARRIS OIL 11073 MAYES -A- 55036001 LOST LAKE 071 CHAMBERS OIL 17741 SHELTON, BUSCH "C" 35862001 GOOSE CREEK 201 HARRIS OIL 17912 SHELTON, BUSCH "D" 35862001 GOOSE CREEK 201 HARRIS OIL 18095 SHELTON, BUSCH "E" 35862001 GOOSE CREEK 201 HARRIS OIL 11146 SHELTON, CHARLES H. FEE 35862001 GOOSE CREEK 201 HARRIS OIL 04537 SHELTON, CHARLES M. FEE 35862001 GOOSE CREEK 201 HARRIS OIL 18027 WALKER ET AL UNIT 35862001 GOOSE CREEK 201 HARRIS OIL 01836 WRIGHT-ZEAGLER UNIT 35862001 GOOSE CREEK 201 HARRIS GAS 128840 FEDERAL 55036001 LOST LAKE 071 CHAMBERS GAS 127662 FEDERAL 55036050 LOST LAKE (MIOCENE) 071 CHAMBERS 03 628301 OUACHITA OIL & GAS CO. OIL 10455 FELDMAN, D. D. 81063001 SARATOGA, WEST 199 HARDIN 03 630000 OWS ENERGY, INC. OIL 20754 APPELT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21364 APPELT -C- 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15882 BEARD UNIT I 50424500 KURTEN (BUDA) 041 BRAZOS OIL 17134 BEARD UNIT II 50424500 KURTEN (BUDA) 041 BRAZOS OIL 19449 DEAN EQUIPMENT CO. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21838 GARNER-HUMPHRIES UNIT 1 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 21389 HEATH, J. B. 56590650 MADISONVILLE (LEWISVILLE 8400) 313 MADISON OIL 13944 HOLUBEC UNIT II 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 21697 HOLUBEC UNIT 1 50424400 KURTEN (AUSTIN CHALK) 041 BRAZOS OIL 15958 HUMPHRIES UNIT V 50424500 KURTEN (BUDA) 041 BRAZOS OIL 12920 MACHOVSKY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21748 MOORE, TOM J. 67046333 OLD WASHINGTON (HENRY -A- SAND) 477 WASHINGTON OIL 21265 MULLINS-MULLINS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13520 OPERSTENY UNIT 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 13322 SCHINDLER-BIRCH CREEK RANCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON



03 630591 OXY USA INC. OIL 15984 BEARD, SIDNEY 54700166 LONG POINT (FRIO) 157 FORT BEND 03 630647 P. & A. WELL SERVICE, INC. OIL 17814 MCBRIDE 21596200 CRECY (AUSTIN CHALK) 455 TRINITY 03 631506 P.O.&G. OPERATING, LLC OIL 22228 SELECTED LANDS 44640500 IOLA (WOODBINE) 185 GRIMES OIL 17065 SELECTED LANDS 44646500 IOLA, SOUTH (SUB-CLARKSVILLE) 185 GRIMES OIL 22755 SELECTED LANDS UNIT 18 NO. 5 44640500 IOLA (WOODBINE) 185 GRIMES OIL 17400 SELECTED LANDS UT #18 NO. 6 44646500 IOLA, SOUTH (SUB-CLARKSVILLE) 185 GRIMES 03 631509 P.O.S. ENERGY, INC. OIL 11620 ARCO CAMPFIRE GIRLS 67757500 OTANYA (Y-5) 351 NEWTON OIL 09556 BROWN, WM. S., FEE 89324600 THEUVENINS CREEK (YEGUA 1-A) 457 TYLER OIL 15303 OLA STANLEY NO. 2 79839200 SALLY WITHERS LAKE (MIOCENE) 241 JASPER OIL 11086 STANLEY-HENDERSON UNIT 79839250 SALLY WITHERS LAKE (YEGUA #1) 241 JASPER OIL 20268 STANLEY, OLA 79839200 SALLY WITHERS LAKE (MIOCENE) 241 JASPER OIL 19783 WHITE-DICKERSON UNIT 79839200 SALLY WITHERS LAKE (MIOCENE) 241 JASPER 03 631526 P.R.W. ENGERGY, INC. OIL 05974 BENTLEY, EARL C. 09880001 BLUE RIDGE 157 FORT BEND OIL 20349 BLAKELY 09880001 BLUE RIDGE 157 FORT BEND OIL 18739 BLAKELY "P" 09880001 BLUE RIDGE 157 FORT BEND 03 631730 PACE OIL AND GAS COMPANY OIL 06941 KOUNTZE, CHARLES 57562001 MARKHAM 321 MATAGORDA OIL 02993 SISK, R. J. ETAL 10 ACRES 57562001 MARKHAM 321 MATAGORDA OIL 22731 SOUTH TEXAS LAND L.P. 57562001 MARKHAM 321 MATAGORDA GAS 065718 SISK, R. J. ET AL 10 ACRE 57562111 MARKHAM (FRIO) 321 MATAGORDA GAS 077956 TRULL, R. B. 91571660 TRULL (TEX-MISS 2-A, N) 321 MATAGORDA 03 631757 PACE PRODUCTION CO. OIL 16697 REITZ, E.E. 27931500 EL CAMPO, WEST (MASSIVE GRETA) 481 WHARTON 03 631801 PGI OPERATING COMPANY OIL 01035 CONROE TOWNSITE OIL UNIT #136 20233830 CONROE TOWNSITE (CKFLD.2ND,UP) 339 MONTGOMERY GAS 005904 CONROE TOWNSITE GAS UNIT 2 20233332 CONROE TOWNSITE(CKFLD.UP.4900) 339 MONTGOMERY 03 635138 PALISADES OPERATING COMPANY OIL 18103 BATEN-TAYLOR UNIT 02821400 ANGELINA, N. (FRIO 10969) 071 CHAMBERS OIL 23955 CAIN, BEN B.-CARTER, W. T. 67212800 OLLIE, SOUTH (WOODBINE) 373 POLK 03 636222 PALMER PETROLEUM INC. OIL 25733 STARNES 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON OIL 24722 STRANGE SWD 34972050 GIN CREEK (BUDA) 313 MADISON 03 637449 PAMETA OIL COMPANY OIL 07690 TEXAS EXPLORATION CO. 07884001 BIG HILL 245 JEFFERSON GAS 123339 NIEDRINGHAUS 05945700 BARTMAN (11050 SAND) 039 BRAZORIA 03 637655 PAN AMERICAN PRODUCTS CORP. OIL 13941 CHAMBERS, M. 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 07681 GULF-NITA FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 02698 PICKETT, E. B. 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 06839 RIVIERE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 12830 SHERMAN HEIRS 53498001 LIBERTY, SOUTH 291 LIBERTY 03 638497 PANTHER BAYOU ENERGY, LLC OIL 25488 BP HIGGINS A-380 00006001 WILDCAT 457 TYLER GAS 271043 BPA 740 90050500 TIMBER LAKE (WILCOX 9900 SAND) 457 TYLER GAS 266315 CARTWRIGHT 56785500 MAGNOLIA SPRINGS (AUSTIN CHALK) 241 JASPER GAS 257141 KRESCENT ENERGY BP AMERICA A-740 90050500 TIMBER LAKE (WILCOX 9900 SAND) 457 TYLER



03 638497 PANTHER BAYOU ENERGY, LLC GAS 173371 LIZZIE 00006001 WILDCAT 457 TYLER GAS 246836 QUINN 00006001 WILDCAT 457 TYLER GAS 257448 QUINN UNIT 00006001 WILDCAT 457 TYLER GAS 172665 QUINN UNIT 00006001 WILDCAT 457 TYLER GAS 267819 RUTLEDGE UNIT 00006001 WILDCAT 241 JASPER 03 638695 PAPCO, INC. OIL 09822 BROUSSARD TRUST 30822464 FIG RIDGE (FRIO SECOND) 071 CHAMBERS OIL 07791 BROUSSARD TRUST 30822522 FIG RIDGE (FRIO THIRD B) 071 CHAMBERS OIL 01526 BROUSSARD TRUST 30822001 FIG RIDGE 071 CHAMBERS OIL 11842 FIGRIDGE SEABREEZE UNIT 30822870 FIG RIDGE (SEABREEZE) 071 CHAMBERS OIL 00701 MCFADDIN STATE 18458001 CLAM LAKE 245 JEFFERSON OIL 00702 MCFADDIN TRUST 18458001 CLAM LAKE 245 JEFFERSON GAS 114173 BROUSSARD TRUST 30822464 FIG RIDGE (FRIO SECOND) 071 CHAMBERS GAS 033238 BROUSSARD TRUST 30822696 FIG RIDGE (MARGINULINA) 071 CHAMBERS GAS 107151 BROUSSARD TRUST 30822696 FIG RIDGE (MARGINULINA) 071 CHAMBERS 03 639004 PARAGON ENERGY, INC. OIL 23253 HOKE, E.C. 34733500 GIDDINGS (AUSTIN CHALK-3) 339 MONTGOMERY 03 641694 PARKWOOD PRODUCTION, INC. OIL 23820 FLETCHER-RICHARDSON UNIT 16269300 CASTILLO (YEGUA #1) 241 JASPER OIL 22669 VASTAR-CASTILLO 13287913 BUNA, NORTH (YEGUA 12TH) 241 JASPER 03 642718 PARTEN OPERATING INC. OIL 24641 ANDREWS ADAMS UNIT #1 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON OIL 17601 BROWN, H.D. ET AL UNIT 32157923 FT. TRINIDAD, E. (GLEN ROSE, UP) 225 HOUSTON OIL 23697 BRUTON, W. T. ESTATE 32177980 FORT TRINIDAD, SW. (SUBCLRSVL) 225 HOUSTON OIL 07800 BRUTON, W. T., EST. 32157213 FT. TRINIDAD, EAST (DEXTER) 225 HOUSTON OIL 24212 CHAMPION INTERNATIONAL D 1 32177125 FT. TRINIDAD, SW. (BUDA) 225 HOUSTON OIL 25346 FARMERS OIL CO 32157525 FT TRINIDAD, E. (EDWARDS -A-) 225 HOUSTON OIL 11948 FARMERS OIL CO. 32191200 FORT TRINIDAD, W.(DEXTER) 225 HOUSTON OIL 22761 FORT TRINIDAD DEXTER UNIT 32156111 FORT TRINIDAD (DEXTER) 225 HOUSTON OIL 04896 MATHIS, GLENN F. 56592001 MADISONVILLE, NORTH 313 MADISON OIL 02866 MATHIS, J. W., JR. 56592001 MADISONVILLE, NORTH 313 MADISON OIL 07801 SEVEN J STOCK FARM 32157213 FT. TRINIDAD, EAST (DEXTER) 225 HOUSTON OIL 20600 SEVEN J STOCK FARM BUDA UNIT 38 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 12184 SEVEN J STOCK FARM INC. 32157525 FT TRINIDAD, E. (EDWARDS -A-) 225 HOUSTON OIL 24657 SEVEN J STOCK FARM, INC 32156400 FORT TRINIDAD (EDWARDS A) 225 HOUSTON OIL 13118 SEVEN J STOCK FARM, INC. 32156320 FORT TRINIDAD (DURST) 225 HOUSTON OIL 23841 SEVEN J STOCKFARM, INC. 32156426 FORT TRINIDAD (GEORGETOWN LIME) 225 HOUSTON OIL 20542 THOMPSON BROTHERS OIL UNIT 88315110 TANTABOGUE CREEK (DEXTER) 455 TRINITY OIL 20636 THOMPSON BROTHERS UNIT 88315110 TANTABOGUE CREEK (DEXTER) 455 TRINITY GAS 140308 CHAMPION INT'L CORP. UNIT D-2 32156710 FORT TRINIDAD (GLEN ROSE -D-) 225 HOUSTON GAS 225153 CHAMPION INTERNATIONAL CORP. 88315110 TANTABOGUE CREEK (DEXTER) 455 TRINITY GAS 225151 CHAMPION INTERNATIONAL CORP.'C' 88315110 TANTABOGUE CREEK (DEXTER) 471 WALKER GAS 137820 DORRELL, ESTHER 32191700 FORT TRINIDAD, W. (GLEN ROSE,UP) 225 HOUSTON GAS 108666 FARMERS OIL COMPANY 32191700 FORT TRINIDAD, W. (GLEN ROSE,UP) 225 HOUSTON GAS 108667 FARMERS OIL COMPANY 32191700 FORT TRINIDAD, W. (GLEN ROSE,UP) 225 HOUSTON GAS 137794 LITTLE, T. A.GAS UNIT 32156710 FORT TRINIDAD (GLEN ROSE -D-) 225 HOUSTON GAS 147388 MATHIS, J. W. UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 114983 ROSCOE BAYLESS UNIT 1 32191700 FORT TRINIDAD, W. (GLEN ROSE,UP) 313 MADISON GAS 233285 SEVEN J STOCK FARM, INC 32156710 FORT TRINIDAD (GLEN ROSE -D-) 225 HOUSTON GAS 106803 SEVEN J STOCK FARM, INC. 32191700 FORT TRINIDAD, W. (GLEN ROSE,UP) 225 HOUSTON



03 642728 PARTNERS PRODUCTION, INC. OIL 13901 CHMELAR-SABLATURA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13181 DELAMETER-ENGLEMANN UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 17144 JYNNIFER 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12336 OLD FAITHFUL 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 17125 RING "C" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 643251 PATARA OIL & GAS LLC GAS 030351 WALSH ESTATE 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 313 MADISON 03 643356 PATRICK OPERATING COMPANY INC(A) OIL 23525 MILLER-VIDOR 71588900 PINE FOREST (WALTON SAND) 361 ORANGE 03 643402 PATTERSON ENERGY CORPORATION OIL 16332 HEIN, LEO 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 643730 PATTON EXPLORATION, INC. OIL 25374 JONES 45654100 JANCA RANCH (AUSTIN CHALK) 491 WILLIAMSON 03 645300 PAVLAS OIL & GAS OIL 12651 PAVLAS, R. L. 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON 03 646834 PDH ENTERPRISES OIL 22045 HUEBNER, M. D. 38524444 HAMMAN ( 9,800) 321 MATAGORDA 03 646960 PB ENERGY STORAGE SERVICES, INC. OIL 21237 BRINE DISPOSAL 85195001 SPINDLETOP 245 JEFFERSON OIL 21417 SABINE 85195001 SPINDLETOP 245 JEFFERSON 03 651162 PENDRAGON OIL CO. OIL 13391 VAVRA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 652324 PENNTEX PETROLEUM CORPORATION OIL 16767 CAMPBELL, ALTON 24833300 DIME BOX (NAVARRO) 287 LEE OIL 16685 DUBE UNIT 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 16517 DUBE, LOUISE 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 24616 JOYCE 24833300 DIME BOX (NAVARRO) 287 LEE OIL 24760 VALIGURA UNIT 24833300 DIME BOX (NAVARRO) 287 LEE OIL 24615 WIEDERHOLD UNIT 24833300 DIME BOX (NAVARRO) 287 LEE OIL 24759 4 FORDS 24833300 DIME BOX (NAVARRO) 287 LEE 03 652943 PENWELL ENERGY, INC. OIL 24247 PENWELL ENERGY VASTAR-PICA UNIT 84693300 SOUR LAKE (DY-2) 199 HARDIN OIL 24574 VASTAR FEE 84697700 SOUR LAKE, E. (9920) 199 HARDIN GAS 265914 VASTAR FEE 84697700 SOUR LAKE, E. (9920) 199 HARDIN 03 653643 PERIDOT PETROLEUM COMPANY OIL 03594 HANKAMER, E. C. 79373001 SABINE TRAM 351 NEWTON 03 658364 PETERS PETROLEUM CORPORATION GAS 180262 MINNS 12314510 BROOKSHIRE DOME (MIOCENE 5-1C) 473 WALLER 03 660044 PETRO-GUARD PRODUCTION,L.L.C. OIL 24603 HANKAMER 39422250 HARTBURG (HACKBERRY 1ST) 351 NEWTON 03 660213 PETROTEX ENGINEERING COMPANY OIL 11534 GILL, DORA ET AL -A- 07884432 BIG HILL (MARGINULINA) 245 JEFFERSON GAS 058215 CARTER, W. T. 42713500 HORTENSE (WOODBINE) 373 POLK GAS 089258 DAVIDSON, W. S. -A- 07884432 BIG HILL (MARGINULINA) 245 JEFFERSON GAS 092797 DAVIDSON, W.S. -A- 07884432 BIG HILL (MARGINULINA) 245 JEFFERSON GAS 115113 HMC/HNG CROW 07884765 BIG HILL (NONION STRUMA SD.) 245 JEFFERSON GAS 141551 HMC/HNG CROW 07884297 BIG HILL (FRIO 10,400) 245 JEFFERSON GAS 058225 SOUTHLAND PAPER MILL 73942500 R-B (WOODBINE) 373 POLK GAS 063765 SOUTHLAND PAPER MILLS M-UNIT 42713500 HORTENSE (WOODBINE) 373 POLK 03 660252 PETROLEUM CAPITAL, L.C.



03 660252 PETROLEUM CAPITAL, L.C. OIL 20561 SINGLETON, R.P. ET AL 98894460 WORTHUM (HACKBERRY) 361 ORANGE 03 660284 PETROGAS ENERGY SERVICES, LLC OIL 24245 MCFADDIN RANCH 59403050 MCFADDIN RANCH (G SAND) 245 JEFFERSON OIL 07845 MCFADDIN RANCH 59403500 MCFADDIN RANCH (MIOCENE -Q-) 245 JEFFERSON OIL 10421 MCFADDIN RANCH 59403507 MCFADDIN RANCH (MIOCENE -Q- WEST 245 JEFFERSON OIL 24493 MCFADDIN RANCH 59403187 MCFADDIN RANCH (MIOCENE -O-) 245 JEFFERSON OIL 23678 MCFADDIN RANCH 59403375 MCFADDIN RANCH (MIOCENE -P-WEST) 245 JEFFERSON 03 660286 PETRODOME OPERATING, LLC GAS 256689 BROOKS 27927600 EL CAMPO, NE (YEGUA) 481 WHARTON GAS 255505 RIO RANCH 07762380 BIG BOGGY CREEK (TM5) 321 MATAGORDA GAS 268047 RIO RANCH 07762380 BIG BOGGY CREEK (TM5) 321 MATAGORDA 03 660818 PETROQUEST ENERGY, L.L.C. OIL 25894 S. T. 186-L S/2 SE/4 85728500 ST 186L S\2 SE\4 (ROB-L) 167 GALVESTON 03 660819 PETROLEUM RESOURCE MANAGEMENT CO OIL 22570 BARKER, E. A. 07479375 BESSMAY (WILCOX 5TH) 241 JASPER 03 660821 PETRON ENERGY, INC. GAS 201497 TRISCH 02110470 ALVIN, NORTH (8400) 039 BRAZORIA 03 660891 PETROREAL INC. GAS 226428 LOWE, HOMER 96722975 WHARTON, S. (YEGUA 11,400) 481 WHARTON GAS 207047 TURF GRASS 96722951 WHARTON, S. (YEGUA 10900) 481 WHARTON 03 660925 PETRO VEST, INC. GAS 232672 JEFFERSON LAND COMPANY 00006001 WILDCAT 245 JEFFERSON 03 660955 PETROPRO ENERGY PARTNERS, LLC GAS 257984 LULU 00006001 WILDCAT 481 WHARTON GAS 261973 SUZANNE 27927600 EL CAMPO, NE (YEGUA) 481 WHARTON 03 661328 PHANTOM OIL & GAS OIL 19089 CHARLES G. EZER ET AL 45424200 JACKSON PASTURE, E. (FB-2, F-1) 071 CHAMBERS OIL 20735 COOPER, WILLIAM HEIRS 91959497 TURTLE BAY (LOTZ) 071 CHAMBERS OIL 02345 EMANUEL UNIT -M- 43381001 HULL 291 LIBERTY OIL 03274 HUMBLE OIL-MYERS FEE 67484001 ORANGE 361 ORANGE OIL 04558 MCCORMICK, M. H. 67484001 ORANGE 361 ORANGE OIL 03903 MINOR OIL CO. 84693001 SOUR LAKE 199 HARDIN OIL 18851 PARTLOW 38964789 HARDIN (YEGUA 7960) 291 LIBERTY GAS 091665 COOPER, WILLIAM HEIRS 91959710 TURTLE BAY (LOTZ 6500) 071 CHAMBERS GAS 047633 MIDDLETON, A. D. 91959355 TURTLE BAY (HET 6000) 071 CHAMBERS 03 664125 PHOENIX HYDROCARBONS OPERATING OIL 26273 RAMPART HOLDINGS 21830500 CROSBY, WEST (CM1) 201 HARRIS OIL 25880 SRV 85446470 SRALLA ROAD (VICKSBURG) 201 HARRIS GAS 246885 BP/ANADARKO 29375001 ESPERSON DOME 291 LIBERTY GAS 219170 BP/KERR-MCGEE 29375001 ESPERSON DOME 291 LIBERTY GAS 208180 BRIARCOVE UNIT 00006001 WILDCAT 201 HARRIS GAS 204707 BRIARCOVE UNIT 92360710 ULRICH (YEGUA 3A) 201 HARRIS GAS 246607 MURFF, BILLY 92360690 ULRICH (YEGUA 1D) 201 HARRIS GAS 246886 PARTLOW 29375001 ESPERSON DOME 291 LIBERTY 03 664132 PHOENIX LEASE SERVICES, LLC OIL 15313 RITCHEY, WILLIS G. 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS 03 664142 PHOENIX OIL FIELD EQUIPMENT CO. OIL 16445 EPLER, J.L. 30824600 FIG RIDGE, N. (8150) 071 CHAMBERS OIL 07120 TUCKER-DAVIS 86429091 STOWELL (ENGLIN-FS #2) 245 JEFFERSON GAS 046442 BELCO FEE 02818913 ANGELINA (13,000) 245 JEFFERSON



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03 676073 PREMIER NATURAL RESOURCES, LLC GAS 157290 OHIO-SUN UNIT 57578836 MARKHAM N.-BAY CITY, N (W. 1 UP) 321 MATAGORDA GAS 205162 OHIO-SUN UNIT 57578984 MARKHAM, N.-BAY CITY, N. (7900) 321 MATAGORDA GAS 256591 OHIO-SUN UNIT 57578978 MARKHAM, N.-BAY CITY, N. (7550) 321 MATAGORDA GAS 199351 OHIO-SUN UNIT 57578912 MARKHAM N.-BAY CITY, N (W. 3 UP) 321 MATAGORDA GAS 211931 OHIO-SUN UNIT 57578874 MARKHAM N.-BAY CITY, N (W. 2 UP) 321 MATAGORDA GAS 197487 OHIO-SUN UNIT 57578798 MARKHAM N.-BAY CITY, N (ROSS) 321 MATAGORDA GAS 208564 OHIO-SUN UNIT 57578228 MARKHAM N.-BAY CITY, N (CAYCE) 321 MATAGORDA GAS 193092 OHIO-SUN UNIT 57578494 MARKHAM N.-BAY CITY, N (LEAGUE) 321 MATAGORDA GAS 161072 OHIO-SUN UNIT 57578570 MARKHAM N.-BAY CITY,N(MARK.7900) 321 MATAGORDA GAS 167197 OHIO-SUN UNIT 57578570 MARKHAM N.-BAY CITY,N(MARK.7900) 321 MATAGORDA GAS 168644 OHIO-SUN UNIT 57578570 MARKHAM N.-BAY CITY,N(MARK.7900) 321 MATAGORDA GAS 172794 OHIO-SUN UNIT 57578570 MARKHAM N.-BAY CITY,N(MARK.7900) 321 MATAGORDA GAS 177417 OHIO-SUN UNIT 57578570 MARKHAM N.-BAY CITY,N(MARK.7900) 321 MATAGORDA GAS 149758 OHIO-SUN UNIT 57578076 MARKHAM N.-BAY CITY, N (BETTS) 321 MATAGORDA GAS 122874 OHIO-SUN UNIT 57578228 MARKHAM N.-BAY CITY, N (CAYCE) 321 MATAGORDA GAS 208204 OHIO-SUN UNIT 57578228 MARKHAM N.-BAY CITY, N (CAYCE) 321 MATAGORDA GAS 233772 PRYOR, MYRA ESTATE A 02045900 ALTAIR (YEGUA) 089 COLORADO GAS 004914 PRYOR, MYRA S., -A- 02045710 ALTAIR (WILCOX 10,100) 089 COLORADO GAS 132477 STAFFORD, JOE W. ET AL 00006001 WILDCAT 089 COLORADO GAS 158093 TAIT, ALICE 88160250 TAIT (WILCOX 9,900) 089 COLORADO GAS 242862 TAIT, ALICE 88160750 TAIT (WILCOX 10,700) 089 COLORADO GAS 132040 TAIT, ALICE 88160250 TAIT (WILCOX 9,900) 089 COLORADO GAS 232434 TAIT, M. 02045925 ALTAIR (YEGUA 5150) 089 COLORADO GAS 004916 TAIT, M., -A- 02045710 ALTAIR (WILCOX 10,100) 089 COLORADO GAS 004917 TAIT, M., -A- 02045710 ALTAIR (WILCOX 10,100) 089 COLORADO GAS 122099 TAIT, MATHILDA "A" 02045925 ALTAIR (YEGUA 5150) 089 COLORADO GAS 120707 TAIT, MATILDA "A" 02045900 ALTAIR (YEGUA) 089 COLORADO GAS 179942 TAIT, R. E. JR. 88160240 TAIT (WILCOX 9,600) 089 COLORADO GAS 137430 TAIT, R. E., JR. 88160250 TAIT (WILCOX 9,900) 089 COLORADO 03 677050 PRIDE ENERGY COMPANY OIL 17078 CARLENE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23148 CRUSE 06115001 BATSON NEW 199 HARDIN OIL 16484 DARRINGTON STATE FARM TR. 3 23170400 DARRINGTON (6620 SAND) 039 BRAZORIA OIL 15123 DORIS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16525 FALKENBURG-MILLS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22742 GRANT UNIT 44640275 IOLA (GEORGETOWN) 185 GRIMES OIL 15007 HERMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18595 LATHA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 10998 LEE, N.N. -A- 43464001 HUMBLE 201 HARRIS OIL 16337 MAXINE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23673 NESVADBA, R. 38669470 HAND (VICKSBURG) 157 FORT BEND OIL 14348 POLLY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21963 TURK RANCH 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 13632 WEBB 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE GAS 195794 HOLTH 44640275 IOLA (GEORGETOWN) 185 GRIMES GAS 094457 KIRBY LUMBER CO 84697525 SOUR LAKE, E. (YEGUA, LOWER) 199 HARDIN GAS 158761 LEWIS OL 44640275 IOLA (GEORGETOWN) 185 GRIMES GAS 157731 MORAN 44640275 IOLA (GEORGETOWN) 185 GRIMES GAS 156791 ROBERT 44640275 IOLA (GEORGETOWN) 185 GRIMES GAS 145817 WALDORF-SCHEHIN 18705070 CLAY, NE (AUSTIN CHALK 11350) 041 BRAZOS



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03 712153 RILEY EXPLORATION OPG CO, LLC OIL 19259 MUTSCHER 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19863 NATIONAL PETE 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20195 NATIONAL PETE "A" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19677 NITSCHE, LAVERNE 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19411 NOACK "A" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 22672 NOACK "B" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19645 OLTMANN, W.C. 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19722 PETZOLD, M. "A" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19258 QCHULZE, ALFRED V. 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19672 RAMSEL-FALKE 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19577 ROITSCH 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20864 ROITSCH -A- 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20310 RUSSELL, J. L. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 22023 SAGO PETERS 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19593 SCHURMEIER 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19600 SMITH-BOSWELL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19884 SNIDER, BERT 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19876 STEGLICH 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19436 STEGLICH -A- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 22673 STEGLICH "E" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20039 STEGLICH, J. A. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20281 STEGLICH, J.C. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20485 STEGLICH, J.C. "D" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19682 STEGLICH, MONROE 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19648 STEINBACH 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20928 STEINBACH 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20100 STEINBACH #2 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19848 STEINBACH UNIT 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19352 STEWART 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19710 STEWART A 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20250 SUMMERS TRUST 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19633 WEATHERSTON, GEORGE 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19980 WEISE "B" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20400 WEISE "C" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20442 WEISE "D" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19950 WINTON/BARKER 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 130571 BEHRENS, C. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 130989 CARTER, GERTRUDE (TRUDY) 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 143733 CARTER, GERTRUDE (TRUDY) 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 144799 CARTER, GERTRUDE (TRUDY) 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 140441 CARTER, GERTRUDE (TRUDY) 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 140443 CARTER, GERTRUDE (TRUDY) 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 136010 CARTER, GERTRUDE (TRUDY) 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 130311 CARTER, GERTRUDE (TRUDY) 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 136471 CARTER, GERTRUDE (TRUDY) 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 140439 CARTER, GERTRUDE (TRUDY) 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 134548 COOK 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 129025 MEUTH 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 225313 STUESSY 82265500 SERBIN (TAYLOR SAND) 021 BASTROP 03 712245 RIM OPERATING, INC.



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03 749525 SAXET OPERATING CO.,INC. OIL 10167 ANDREWS, E. B., JR. UNIT A-1 38274666 HALLIDAY (WOODBINE) 289 LEON GAS 097109 THOMPSON, L. P. 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON 03 750430 SCHAARON INTERNATIONAL ENERGY OIL 19472 WOOD UNIT 43062501 HOWTH (WILCOX, LOWER) 473 WALLER 03 754100 SCHMID PROPERTIES, INC. OIL 11846 HOOKS-GRAHAM 81063001 SARATOGA, WEST 199 HARDIN OIL 03704 SUN FEE 81063001 SARATOGA, WEST 199 HARDIN 03 754167 SCHMIDT, WAYNE W. GAS 006203 SCHMIDT, WALLIE A. 30442500 FAYETTEVILLE, NE. (OAKVILLE) 149 FAYETTE 03 754900 SCHLUMBERGER TECHNOLOGY CORP. OIL 18782 HOU. DIST. DOWNHOLE TOOL TEST 95731001 WEBSTER 201 HARRIS OIL 16492 LOST MULE 80700001 SANDY POINT 039 BRAZORIA 03 761249 SEABREEZE PRODUCTION CO OIL 05240 BALDWIN - -B- 43381001 HULL 291 LIBERTY OIL 01875 HANKAMER, BERNICE 38693001 HANKAMER 291 LIBERTY OIL 08290 MAGNOLIA PETROLEUM CO. 23604800 DAYTON, NORTH (5000 SAND) 291 LIBERTY 03 761550 SEADRIFT PIPELINE CORPORATION OIL 11286 FEE 57562001 MARKHAM 321 MATAGORDA 03 761710 SEAGULL OPERATING CO., INC. GAS 005487 BLACK CATHY M. 16804500 CHAMBERS (NAVARRO) 051 BURLESON GAS 069377 BLACK, DAVID 16804500 CHAMBERS (NAVARRO) 051 BURLESON 03 761745 SEAHAWK PETROLEUM CORPORATION OIL 13328 HECK-SMOKEY JOE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 762355 SEASHORE ENERGY, INC. GAS 129161 SCHWEINLE UNIT 44406800 INDIAN HILLS (YEGUA) 201 HARRIS 03 763152 SEDONA OIL & GAS CORP. OIL 12850 CRUSE, W. W. ESTATE 06115001 BATSON NEW 199 HARDIN OIL 08736 HANKAMER, E. C., -B- 39426125 HARTBURG, NW. (HACKBERRY-1ST) 351 NEWTON OIL 15910 HOOKS 06115001 BATSON NEW 199 HARDIN OIL 25440 TEXACO/MEEKER 06115001 BATSON NEW 199 HARDIN GAS 105145 HANKAMER, E.C. "B" 39426565 HARTBURG, NW. (STRUMA 7250) 351 NEWTON 03 763159 SEDCO OPERATING, LLC OIL 17000 THOMPSON "S" 57642500 MARLAPP (DEXTER 'Q' 313 MADISON 03 763294 SEGURO WELL SERVICE, INC. OIL 14539 KOEHLER, LEROY -A- UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 763817 SEIRAN E & P COMPANY, LLC OIL 24635 BLOCK 55-L SW/4 41240300 HIGH ISLAND BLK. 55-L (DB-6) 245 JEFFERSON OIL 24634 BLOCK 55-L SW/4 41240500 HIGH ISLAND BLK.55-L (DISC. B) 245 JEFFERSON GAS 204073 BLOCK 55-L SW/4 41240300 HIGH ISLAND BLK. 55-L (DB-6) 245 JEFFERSON GAS 207119 BLOCK 55-L SW/4 41240500 HIGH ISLAND BLK.55-L (DISC. B) 245 JEFFERSON GAS 204070 BLOCK 55-L SW/4 41240500 HIGH ISLAND BLK.55-L (DISC. B) 245 JEFFERSON GAS 208600 BLOCK 56-L S/2, SE/4 41240510 HIGH ISLAND BLK.55-L (DISC. B-4) 245 JEFFERSON GAS 073070 STATE TRACT 98-L 09564500 BLOCK 98-L 071 CHAMBERS GAS 073071 STATE TRACT 98-L 09564500 BLOCK 98-L 071 CHAMBERS GAS 104475 STATE TRACT 98-L 09564500 BLOCK 98-L 167 GALVESTON GAS 125715 STATE TRACT 98-L 09564500 BLOCK 98-L 167 GALVESTON GAS 186724 STATE TRACT 98-L 09564510 BLOCK 98-L (AMPH B) 167 GALVESTON 03 766125 SELLERS LEASE SERVICE, INC. OIL 16421 BILLIE JEAN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17217 CATHOLIC CHURCH 97352500 WILCOX C (CARIZZO) 149 FAYETTE



03 766125 SELLERS LEASE SERVICE, INC. OIL 19649 CATHOLIC CHURCH 97352600 WILCOX D (CARIZZO) 149 FAYETTE OIL 19247 CISTERN CEMETERY ASSOCIATION 18322001 CISTERN 149 FAYETTE OIL 16563 FOSTER 79103500 RUTLEDGE (WILCOX 6500) 089 COLORADO OIL 18685 GRODHAUS 79103500 RUTLEDGE (WILCOX 6500) 089 COLORADO OIL 20618 JANECKA 18322750 CISTERN (WILCOX -J-) 149 FAYETTE OIL 00700 JANECKA, D. "A" 18322001 CISTERN 149 FAYETTE OIL 19794 LUNSFORD, R.G. 61353500 MILBUR, SE. (NAVARRO -A-) 331 MILAM OIL 15591 NEEDHAM, EARL 28598200 ELM GROVE (ARNIM -A-) 149 FAYETTE OIL 17216 SIGMUNDIK 97352500 WILCOX C (CARIZZO) 149 FAYETTE OIL 23398 SURMAN 68106472 P. HOMANN (CARRIZO WILCOX D) 149 FAYETTE OIL 22682 SURMAN 68106473 P. HOMANN (CARIZZO WILCOX E) 149 FAYETTE OIL 22683 SURMAN 68106475 P. HOMANN (CARIZZO WILCOX G) 149 FAYETTE OIL 24598 SURMAN 68106469 P. HOMANN (CARRIZO WILCOX A) 149 FAYETTE OIL 18783 TOWN UNIT 97352500 WILCOX C (CARIZZO) 149 FAYETTE OIL 22129 TUPA, JOSEPH E. 63727800 MULDOON, SW. (DRENNER) 149 FAYETTE OIL 03116 TUPA, JOSEPH, ET AL 63720800 MULDOON (WEIDEL SAND) 149 FAYETTE OIL 03113 TUPA, JOSEPH, ETAL 63720600 MULDOON (TUPA SAND) 149 FAYETTE OIL 19347 VINKLAREK, A.D. 97352600 WILCOX D (CARIZZO) 149 FAYETTE OIL 18748 VINKLAREK, A.D. 18322001 CISTERN 149 FAYETTE OIL 16637 VINKLAREK, A.D. 97352500 WILCOX C (CARIZZO) 149 FAYETTE 03 766370 SEM OPERATING COMPANY LLC OIL 26074 EASTHAM STATE PRISON FARM 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 25836 MARTY HYDE 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 26126 MILLER 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON GAS 268369 ADAMS, R. C. 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 264913 BLAIR A 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 259670 CHESTER ADAMS 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 265861 EASTHAM STATE PRISON FARM 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 268382 EASTHAM STATE PRISON FARM 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 270791 EASTHAM STATE PRISON FARM 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 263513 EASTHAM STATE PRISON FARM 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 265021 ELLIOTT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 266320 FERGUSON PRISON UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 271371 FERGUSON PRISON UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 265289 FERGUSON PRISON UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 264912 GARRISON 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 266319 HANLEY 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 265003 HYDE 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 268337 HYDE, MARTY 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 262180 LITTLE 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 265036 MILES TIMBER 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON 03 767312 SENORA RESOURCES, INC. OIL 17644 BARNETT, CURTIS 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 14538 BEESON, JACKIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22355 BIG JIM 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 15895 BRANCH-SMITH UNIT NO. 1 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24637 ELO #3 57328475 MARBURGER (WILCOX) 149 FAYETTE OIL 19081 GERSCH-GATES #1 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16772 HMK FISCHER 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 12833 HUFF "A" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 767312 SENORA RESOURCES, INC. OIL 19117 LEHMANN, ET AL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17317 LEHMANN, IRA J. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17791 LILLIAN 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 13217 MORGAN, ASHLEY 1-H 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14144 MORGAN, J.A. "B" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15885 OLIVETTE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18028 SCHNEIDER, WERNER 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 18053 STORK 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19218 VERNON-HOFFMAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14614 WINKLER, CLARA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE GAS 241453 HAJDIK-HAAS 20385300 COOLEY (MEEK SAND) 157 FORT BEND GAS 179254 SCHAER, W. 17550640 CHESTERVILLE (3770) 015 AUSTIN 03 767537 SEQUOIA OIL COMPANY OIL 00482 FOJTIK ESTATE 10229001 BOLING 481 WHARTON OIL 11062 IDEAL BASIC INDUSTRIES 24674148 DICKINSON (FRIO 8) 167 GALVESTON OIL 07637 MAGNOLIA -A- 23604800 DAYTON, NORTH (5000 SAND) 291 LIBERTY OIL 22377 PIPKIN, JOHN F. 23604800 DAYTON, NORTH (5000 SAND) 291 LIBERTY OIL 06296 PIPKIN, JOHN F.-B- 23604800 DAYTON, NORTH (5000 SAND) 291 LIBERTY OIL 00515 SMITH, E. C., TR. -A- 10229001 BOLING 157 FORT BEND OIL 13020 SMITH, E.C. 10229001 BOLING 157 FORT BEND 03 767789 SETAB PROD. OIL 12207 CONZELMAN, T.C. 06129001 BATSON OLD 199 HARDIN OIL 16590 DISHMAN, H.E. ET AL 06129001 BATSON OLD 199 HARDIN OIL 13591 GULF HOOKS 06129001 BATSON OLD 199 HARDIN OIL 04594 GULF PRODUCTION FEE 06129001 BATSON OLD 199 HARDIN OIL 00249 GULF-FEE -A- 06129001 BATSON OLD 199 HARDIN OIL 04820 GULF-FEE -B- 06129001 BATSON OLD 199 HARDIN OIL 07673 PARAFFINE OIL 06129001 BATSON OLD 199 HARDIN OIL 06700 PARAFFINE OIL FEE -A- 06129001 BATSON OLD 199 HARDIN OIL 00251 PARRAFINE-SUN 06129001 BATSON OLD 199 HARDIN 03 767829 SEV TEXAS OPERATING, LLC OIL 25307 GARY HEIRS 18235500 CINNAMON ISLAND (FRIO) 481 WHARTON 03 768667 SHALE HUNTER, LLC OIL 25609 BARBARA ANN UNIT 34733610 GIDDINGS (EAGLEFORD) 287 LEE GAS 226616 HAMMERHEAD 34733625 GIDDINGS (NORTH EDWARDS) 287 LEE 03 768684 SHALE OIL CO., INC. OIL 06739 TURNER, J. K., EST. 53498001 LIBERTY, SOUTH 291 LIBERTY GAS 130553 SUN ABSHIRE FEE 53498001 LIBERTY, SOUTH 291 LIBERTY 03 769554 SHANNON OIL OF TEXAS OIL 15739 PISTONE UNIT 38274666 HALLIDAY (WOODBINE) 289 LEON 03 770774 SHARP OIL CORP. OIL 10137 SAFT, HELEN 10463250 BONNEY, NW (7260 MARG.) 039 BRAZORIA 03 773683 SHELBY SOUTHWEST SERVICES OIL 10184 ARCO - THOMASON 89495500 THOMASON (6160) 351 NEWTON OIL 08095 FREAM, J. N. 34925481 GILLOCK (HUMBLE SD. FB F) 167 GALVESTON 03 773840 SHELL OIL COMPANY OIL 18558 GASMER TEST HOLE 19050625 CLODINE, NORTH (YEGUA 7600) 201 HARRIS 03 774719 SHELL WESTERN E&P OIL 25199 COLLEGE STATION CASED HOLE 00006001 WILDCAT 041 BRAZOS 03 775660 SHEPHERD, G. F.



03 775660 SHEPHERD, G. F. OIL 02659 GULF-SCHADE FEE 53498001 LIBERTY, SOUTH 291 LIBERTY 03 775854 SHERIDAN PRODUCTION COMPANY, LLC OIL 25419 ABNER 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 18039 ALBRIGHT "A" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18040 ALBRIGHT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22250 ALBRIGHT-WORTHINGTON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23229 ARCHIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22238 BAILEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22800 BARTON LIGHTSEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 16944 BEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14642 BENTON-KAZMIR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22954 BENTON-MATCEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13900 BENTON-SCHMIDT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18025 BLAZEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14282 BOTKIN, MARY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22019 BRAZOS RIVER "H" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18236 BRAZOS RIVER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18537 CHALOUPKA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22783 CHALOUPKA-WORTHINGTON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14387 CHMELAR, EUGENE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14749 CLEVELAND 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 16842 COOKS POINT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25189 COOKS POINT 'A' 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 15217 DAVIS 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21830 DAVIS-BLAHA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23114 DEAN-MOORE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13920 DEAN, ANNIE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22049 DIX-JONES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22817 ENGLEMANN-NOVOSAD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18221 FRANK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12757 GERLAND, G. C. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21322 GLIDEWELL-PROSKE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21277 GOLDEN TRIANGLE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22781 GRANDJEAN-COLLINS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13059 GRANDJEAN-SCHULZE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18934 GREEN, WALTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21892 GREGG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18720 HENRY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13376 HICKS, W. B. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18515 HITCHCOCK "A" UNIT #1 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24398 HITCHCOCK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21414 HORCICA-WARLICK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22949 HORNE MANAGEMENT CO. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22851 HUTCHISON-LIPPE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12297 HUTCHISON, SAMUEL H. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23292 J & J UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17857 JAMES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 13918 LEBLANC, RUDOLPH 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18922 LEHDE "C" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21721 LEHDE-LELA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON



03 775854 SHERIDAN PRODUCTION COMPANY, LLC OIL 17439 LELA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12705 LYON 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22141 MATCEK-ONDRASEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12463 MATCEK, MARVIN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22124 MOORE-PATRANELLA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21917 NOWAK-COOKS POINT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12535 ONDRASEK, MELVIN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17226 OWENS 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25231 OWENS 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 21516 PAUL-LEHDE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21544 PETERS-CALVIN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14084 PETERS-CHMELAR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18904 PIERSON 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12487 PIWONKA, LILLIAN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24025 PLEMPER-GREEN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14647 POLANSKY, JOHN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21890 PORTER "H" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17416 PROSKE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18729 RALEIGH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 19801 RASKA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22918 RASKA-ANDERSON 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15341 RUTH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22581 SCHUMACHER-WILHELM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25322 SEBESTA 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 18566 SEBESTA "B" UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18666 SEBESTA "C" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18323 SEBESTA UNIT "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22344 SEBESTA-SEYMOUR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12693 SHANKLIN, LUCY 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23002 SHONKA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25298 SIMPSON-BENTON UNIT 14710660 CALDWELL (GEORGETOWN) 051 BURLESON OIL 22002 SLOVACEK-GLOVER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12646 SLOVACEK, G. B. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18358 SMITH 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18861 SMITH-CALVIN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22545 SUROVIK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17548 VAN DRESSAR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17414 VAUGHN CALVIN 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22108 VAVRA-VAN DRESAR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 102401 ASH UNIT 07728600 BIG -A- TAYLOR 051 BURLESON GAS 196709 COOK, WALTER W. UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 197486 GRAHAM-MYNAR UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 101640 LEWIS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 101596 MASON 07728600 BIG -A- TAYLOR 051 BURLESON GAS 098413 MASON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 199321 PETERS-CHEMLAR UNIT #1 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON 03 776590 SHIDLER, MARK L., INC. OIL 19915 BUNK, J.F. 55473825 LUCKY, SOUTH (9300-B) 321 MATAGORDA OIL 23534 EVANS, W. E. 01983500 ALTA LOMA, S. (FRIO SD) 167 GALVESTON OIL 21600 HOSKINS, BOBBY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 776590 SHIDLER, MARK L., INC. OIL 25407 MCCULLOUGH 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22618 TURNER HEIRS 99390800 YONAJOSA, E. (8350) 199 HARDIN GAS 121422 DOSS, W. 94547332 WADSWORTH, SOUTH (DOSS) 321 MATAGORDA GAS 146623 PATOS GAS UNIT 27137475 EAGLE'S CLAW (YEGUA) 481 WHARTON GAS 233025 STEVENS 57201500 MANOR LAKE, EAST (FRIO 9800) 039 BRAZORIA GAS 189840 UVACEK 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS 03 777007 SHIELD PETROLEUM GAS 162301 J. W. V. OL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS 03 777175 SHIFFLETT, NORMAN E. OIL 01112 MASTERSON, L. J. ETAL 22897001 DAMON MOUND 039 BRAZORIA OIL 01097 ROBERTSON, J. B., ETAL 22897001 DAMON MOUND 039 BRAZORIA OIL 04746 THOMAS -B- 22897001 DAMON MOUND 039 BRAZORIA OIL 06104 WISDOM, BELLE, ESTATE 22898666 DAMON MOUND, EAST (FLT BLK 1) 039 BRAZORIA 03 777354 SHINNERY OIL COMPANY, INC. OIL 24906 USA A-277 12193750 BROOKELAND (WILCOX 7740) 403 SABINE 03 778499 SHOREHAM OIL & GAS COMPANY, INC. OIL 16134 ANDERSON, F.C. -A- 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 14133 CAPERTON, MARK 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 13015 HARGROVE, JAMES W. 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 12712 HOLLIMAN, OLEN P. 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 13266 JOHNSON, OSCAR 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 07981 SHENCK, W. P. 25655228 DOUBLE BAYOU, S. (F-15C) 071 CHAMBERS OIL 12108 SHENCK, W.P. "A" 25655076 DOUBLE BAYOU, S. (F-11) 071 CHAMBERS OIL 21644 STATE TRACT 288 75241406 RED FISH REEF, SW. (F-15-D SD.) 071 CHAMBERS GAS 116741 ROBINOWITZ 78321860 ROSENBERG, NORTH (5200) 157 FORT BEND GAS 148137 STATE TRACT 204 75236777 RED FISH REEF, NORTH (FRIO 17) 071 CHAMBERS GAS 148811 STATE TRACT 288 75241987 RED FISH REEF, SW. (VICKSBURG) 071 CHAMBERS 03 779259 SIANA OIL & GAS OIL 18770 CARPENTER, ALMA 65780001 NOME 245 JEFFERSON OIL 03197 CARPENTER, ALMA 65780812 NOME (X SAND) 245 JEFFERSON OIL 20351 CARPENTER, ALMA M. 65780230 NOME (S-1) 245 JEFFERSON OIL 24520 GREY WOLF 65780001 NOME 245 JEFFERSON GAS 134198 CARPENTER, ALMA M. 65780174 NOME (L-4400) 245 JEFFERSON GAS 263244 JOHNSON FOUNDATION 67011250 OLD OCEAN (CIB HAZ) 321 MATAGORDA GAS 253385 PIPKIN-WINGATE 02818850 ANGELINA (12900) 245 JEFFERSON GAS 212232 TAYLOR 86960875 SUGAR VALLEY(TRUITT TAYLOR B SG) 321 MATAGORDA GAS 201047 TAYLOR 86965850 SUGAR VALLEY, S. (FRIO 11700) 321 MATAGORDA GAS 215685 TAYLOR 86945024 SUGAR VALLEY, S. (AB-40) 321 MATAGORDA GAS 232331 TRULL, B. W. 71125456 PHEASANT, SOUTH ( 9,200 FRIO) 321 MATAGORDA 03 779921 SIDELINE ENERGY INC. OIL 23041 GARDNER, WILLIAM 96999500 WHITEHALL (WILCOX 12,100) 185 GRIMES 03 779924 SIDELINE OIL & GAS, L.P. OIL 04485 KIRBY OIL & GAS FEE 96502001 WEST COLUMBIA 039 BRAZORIA OIL 20439 MELLINGER 22977600 DANBURY DOME, N. (MARG FRIO) 039 BRAZORIA OIL 05584 MORA FEE 39598001 HASTINGS, EAST 039 BRAZORIA OIL 13407 PIPKIN-CARROLL 96502001 WEST COLUMBIA 039 BRAZORIA OIL 01816 RICHARDSON 35862001 GOOSE CREEK 201 HARRIS OIL 19991 STEWART, MACO "A" 34925390 GILLOCK (FRIO 8700) 167 GALVESTON 03 780216 SIERRA MINERALS, INC. GAS 167027 SOLUTION 00006001 WILDCAT 321 MATAGORDA



03 781872 SILVER OAK OPERATING, LLC OIL 14033 GINI UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 169697 LIGHTSEY, G. W. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON 03 781874 SILVER OAK ENERGY, LLC OIL 20342 AMOCO "B" 84693001 SOUR LAKE 199 HARDIN OIL 20272 AMOCO-BERRYMAN 84693001 SOUR LAKE 199 HARDIN OIL 20044 ARCO ET AL 84693001 SOUR LAKE 199 HARDIN OIL 13220 BROOKS , G. W. FEE 83584116 SILSBEE (W-2) 199 HARDIN OIL 11742 BROOKS, G W 83584200 SILSBEE (X) 199 HARDIN OIL 11736 BROOKS, G W 83584875 SILSBEE (1) 199 HARDIN OIL 11741 BROOKS, G W 83584075 SILSBEE (V) 199 HARDIN OIL 20902 BROOKS, G. W. 83584245 SILSBEE (Y) 199 HARDIN OIL 23490 BROOKS, G. W. 83584058 SILSBEE (U) 199 HARDIN OIL 23679 BROOKS, G. W. FEE 83584885 SILSBEE (2) 199 HARDIN OIL 10361 BROOKS, G. W., FEE 83585480 SILSBEE, E. (X-1 YEGUA) 199 HARDIN OIL 26247 BROOKS, G. W., FEE 83584075 SILSBEE (V) 199 HARDIN OIL 16928 BROOKS, G.W. FEE 83584245 SILSBEE (Y) 199 HARDIN OIL 12115 BROOKS, G.W. FEE 83584100 SILSBEE (W-1) 199 HARDIN OIL 18979 BROOKS, G.W. UNIT II 84061500 SLESSINGER (WILCOX 10,000) 199 HARDIN OIL 20271 CARPENTER UNIT 84693001 SOUR LAKE 199 HARDIN OIL 23643 CARTER, W. R. 93832180 VILLAGE MILLS, EAST (T-1) 199 HARDIN OIL 13761 CARTER, W. R. ET UX 93832058 VILLAGE MILLS, EAST (O) 199 HARDIN OIL 20138 CHEVRON FEE 84693001 SOUR LAKE 199 HARDIN OIL 10321 CUNNINGHAM, MARY J. 83586188 SILSBEE, NORTH (YEGUA 2) 199 HARDIN OIL 26150 CUNNINGHAM, MARY J. 83586200 SILSBEE, NORTH (YEGUA 2C) 199 HARDIN OIL 05175 ELLERY, J., FEE 83589500 SILSBEE, SOUTH (WILCOX 11000) 199 HARDIN OIL 13221 ELLIOTT, F. P. FEE 83592700 SILSBEE, WEST (1ST YEGUA) 199 HARDIN OIL 13197 ELLIOTT, F. P. FEE 83592200 SILSBEE, WEST (U-SAND) 199 HARDIN OIL 03806 ELLIOTT, F. P., FEE 83592001 SILSBEE, WEST 199 HARDIN OIL 24285 ELLIOTT, F. P., FEE 83584058 SILSBEE (U) 199 HARDIN OIL 20237 FLAG-REDFERN 84693001 SOUR LAKE 199 HARDIN OIL 25760 FLETCHER, NONA MINERAL CO. 93832288 VILLAGE MILLS, EAST (X-1) 199 HARDIN OIL 23855 FLETCHER, NONA MINERAL CO. 93832230 VILLAGE MILLS, EAST (V-1) 199 HARDIN OIL 22369 FLETCHER, NONA MINERAL CO. 93832062 VILLAGE MILLS EAST (Q) 199 HARDIN OIL 07418 FLETCHER, NONA, MINERAL CO. 93832058 VILLAGE MILLS, EAST (O) 199 HARDIN OIL 10894 FLETCHER, NONA, MINERAL CO. 93832292 VILLAGE MILLS, EAST (Y) 199 HARDIN OIL 10868 FLETCHER, NONA, MINERAL CO. 93832176 VILLAGE MILLS, EAST (S) 199 HARDIN OIL 10860 FLETCHER, NONA, MINERAL CO. 93832060 VILLAGE MILLS, EAST (P) 199 HARDIN OIL 10862 FLETCHER, NONA, MINERAL CO. 93832064 VILLAGE MILLS, EAST (R) 199 HARDIN OIL 10870 FLETCHER, NONA, MINERAL CO. 93832178 VILLAGE MILLS, EAST (T) 199 HARDIN OIL 10901 FLETCHER, NONA, MINERAL CO. 93832874 VILLAGE MILLS, EAST (Z-2) 199 HARDIN OIL 23807 GALLSWORTHY, JIMMIEBEL 93832230 VILLAGE MILLS, EAST (V-1) 199 HARDIN OIL 10890 GALLSWORTHY, JIMMIEBEL 93832234 VILLAGE MILLS, EAST (W-1) 199 HARDIN OIL 07419 GALLSWORTHY, JIMMIEBEL 93832058 VILLAGE MILLS, EAST (O) 199 HARDIN OIL 19982 GAUSS ET AL 84693001 SOUR LAKE 199 HARDIN OIL 23717 GELDARD, BERTHA 83584885 SILSBEE (2) 199 HARDIN OIL 11740 GELDARD, BERTHA 83584050 SILSBEE (T) 199 HARDIN OIL 12906 HAMPTON, A. FEE 38609500 HAMPTON (YEGUA T) 199 HARDIN OIL 04402 HARDIN COUNTY SCHOOL LAND 93831001 VILLAGE MILLS 199 HARDIN OIL 00136 KIRBY LUMBER CORP. -D- #1 05406500 BANCROFT, NORTH (WILCOX) 351 NEWTON OIL 24843 KUDERER I 93832062 VILLAGE MILLS EAST (Q) 199 HARDIN



03 781874 SILVER OAK ENERGY, LLC OIL 13340 KUDERER OIL UNIT I 93832060 VILLAGE MILLS, EAST (P) 199 HARDIN OIL 22843 KUDERER OIL UNIT I 93832058 VILLAGE MILLS, EAST (O) 199 HARDIN OIL 17966 KUDERER OIL UNIT II 93832288 VILLAGE MILLS, EAST (X-1) 199 HARDIN OIL 10897 KUDERER OIL UNIT NO. 1 93832872 VILLAGE MILLS, EAST (Z-1) 199 HARDIN OIL 10899 KUDERER OIL UNIT NO. 2 93832872 VILLAGE MILLS, EAST (Z-1) 199 HARDIN OIL 24850 KUDERER OIL UNIT 1 93832062 VILLAGE MILLS EAST (Q) 199 HARDIN OIL 05035 KURTH, J. H., JR. -A- 65395125 NEWTON, N. (KURTH SAND) 351 NEWTON OIL 11547 KURTH, J.H., JR. -A- 65395875 NEWTON, N. (YEGUA 5TH) 351 NEWTON OIL 20419 MCCAIG 84693001 SOUR LAKE 199 HARDIN OIL 20067 MOBIL FEE UNIT 84693001 SOUR LAKE 199 HARDIN OIL 03793 NELSON, O. C. FEE 83586564 SILSBEE, NORTH (YEGUA 4-D) 199 HARDIN OIL 03792 NELSON, O. C. FEE 83586470 SILSBEE, NORTH (YEGUA 4-B) 199 HARDIN OIL 10303 NELSON, O. C., FEE 83586001 SILSBEE, NORTH 199 HARDIN OIL 17300 NELSON, O.C. FEE 83586329 SILSBEE, NORTH (YEGUA 3-6900) 199 HARDIN OIL 24585 NONA FLETCHER MINERAL CO. 93832406 VILLAGE MILLS, EAST (Y-1) 199 HARDIN OIL 05821 PARKER, J. F., -B- 32808332 FRED, EAST (8200 -C- SAND) 457 TYLER OIL 08098 PARKER, J. F., -B- 32808166 FRED, EAST (8200 -A-) 457 TYLER OIL 09626 PARKER, JAMES F. 32808332 FRED, EAST (8200 -C- SAND) 457 TYLER OIL 20502 ROSEDALE 84693001 SOUR LAKE 199 HARDIN OIL 26241 SOWELL 32157568 FORT TRINIDAD, EAST (GEORGETOWN) 313 MADISON OIL 05130 SUDDUTH, H. W. FEE 65395125 NEWTON, N. (KURTH SAND) 351 NEWTON OIL 20040 SUN PIPE LINE CO. FEE 84693001 SOUR LAKE 199 HARDIN OIL 24798 SWEETWATER NONA FLETCHER 93832058 VILLAGE MILLS, EAST (O) 199 HARDIN OIL 25967 TRUSTY GAS UNIT 93832625 VILLAGE MILLS EAST (Y-3) 199 HARDIN OIL 10886 TRUSTY OIL UNIT 93832230 VILLAGE MILLS, EAST (V-1) 199 HARDIN OIL 25593 TRUSTY OIL UNIT 93832064 VILLAGE MILLS, EAST (R) 199 HARDIN OIL 23920 TRUSTY OIL UNIT 93832180 VILLAGE MILLS, EAST (T-1) 199 HARDIN OIL 11905 TRUSTY OIL UNIT 93832060 VILLAGE MILLS, EAST (P) 199 HARDIN OIL 19968 WILKINSON, ET AL 84693001 SOUR LAKE 199 HARDIN OIL 24143 0LETCHER, NONA MINERAL CO. 93832180 VILLAGE MILLS, EAST (T-1) 199 HARDIN GAS 198364 ARCO ET AL 84693001 SOUR LAKE 199 HARDIN GAS 008700 HARDIN COUNTY SCHOOL LAND 93831875 VILLAGE MILLS (WILCOX 8900) 199 HARDIN GAS 173566 KUDERER UNIT 1 93832064 VILLAGE MILLS, EAST (R) 199 HARDIN GAS 175515 NELSON, O. C. FEE 83586900 SILSBEE, NORTH (YEGUA 8) 199 HARDIN GAS 108057 SILSBEE GAS UNIT 83584750 SILSBEE (Z) 199 HARDIN GAS 143070 SILSBEE GAS UNIT 83584750 SILSBEE (Z) 199 HARDIN 03 781909 SILVER CREEK OIL & GAS, LLC OIL 18606 COURT, V. 50424500 KURTEN (BUDA) 041 BRAZOS OIL 18137 FAZZINO, MIKE UNIT 1 50424500 KURTEN (BUDA) 041 BRAZOS OIL 18395 FAZZINO, MIKE UNIT 2 50424500 KURTEN (BUDA) 041 BRAZOS 03 781931 SILVER STAR OPERATING CO., LLC GAS 088466 EATON UNIT 27372470 EATON (MIOCENE 2000 ) 089 COLORADO GAS 085671 EATON UNIT 27372500 EATON (MIOCENE 2100) 089 COLORADO GAS 109650 MCLANE TEX TRUST-ENGSTROM 78146430 ROOT (2170) 089 COLORADO 03 781945 SILVER TUSK OPERATING CO. LLC OIL 24928 BEHRENDS "A" 65607500 NOACK COW HERD (3460) 051 BURLESON OIL 24930 PERRARD 65607500 NOACK COW HERD (3460) 051 BURLESON 03 784153 SIMRUS PRODUCTION, LLC OIL 07597 SINCLAIR OIL CO. FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 07501 SUN-GULF-HUMBLE FEE 53498001 LIBERTY, SOUTH 291 LIBERTY



03 784153 SIMRUS PRODUCTION, LLC OIL 07516 TIDEWATER OIL CO. FEE 53498001 LIBERTY, SOUTH 291 LIBERTY 03 785328 SK & CO. OIL AND GAS OPER., LLC OIL 14939 CLUXTON 67060666 OLD WAVERLY (YEGUA 4200) 407 SAN JACINTO GAS 267329 BROWDER HEIRS 67060333 OLD WAVERLY (WILCOX 11,500) 407 SAN JACINTO GAS 157852 MASSEY - CLUXTON 67060666 OLD WAVERLY (YEGUA 4200) 407 SAN JACINTO GAS 089606 MASSEY-FERGUSON UNIT 67060500 OLD WAVERLY (YEGUA 4100) 407 SAN JACINTO GAS 163313 MASSEY-FERGUSON UNIT 67060666 OLD WAVERLY (YEGUA 4200) 407 SAN JACINTO GAS 135170 MASSEY-FERGUSON UNIT 67060418 OLD WAVERLY (YEGUA 4050) 407 SAN JACINTO 03 786452 SKYTOP OIL & GAS OIL 20004 BARKER, RUTH 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 16882 CADDELL, R.L. 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 19535 MENZEL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19734 PETZOLD, M. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 15881 RAINBOW #1 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 19766 RICHTER, EMIL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 18801 RISKE, FRANK 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 16539 SPACEK #1 42493500 HOOKER CREEK (NAVARRO A) 287 LEE GAS 113547 RISKE, FRANK 42493500 HOOKER CREEK (NAVARRO A) 287 LEE 03 787180 SLAWSON EXPLORATION COMPANY, INC OIL 25480 HARRISON 02886600 ANGLETON, SOUTH (12,100 FRIO) 039 BRAZORIA OIL 25180 HARRISON 02886800 ANGLETON, SOUTH (12,600) 039 BRAZORIA OIL 25732 HARRISON PARTNERS 02886800 ANGLETON, SOUTH (12,600) 039 BRAZORIA GAS 233353 CROWELL 67016500 OLD OCEAN, NE. (10800) 039 BRAZORIA GAS 230867 HARRISON 02886600 ANGLETON, SOUTH (12,100 FRIO) 039 BRAZORIA 03 787415 SLEETH OPERATING COMPANY OIL 06848 EBBERTS, MATTIE 84693001 SOUR LAKE 199 HARDIN 03 789221 SMALL, R.P. CORP. OIL 23617 EASTHAM-HORIZON GAS UNIT 43749500 HUNTSVILLE, NORTHEAST 407 SAN JACINTO GAS 266501 GARRETT GAS UNIT 00006001 WILDCAT 471 WALKER GAS 264825 GARRETT GAS UNIT 43749510 HUNTSVILLE, N.E. (BUDA) 471 WALKER GAS 169822 GOSPEL HILL GAS UNIT 43749500 HUNTSVILLE, NORTHEAST 471 WALKER GAS 104505 HORIZON PROPERTIES 43749500 HUNTSVILLE, NORTHEAST 471 WALKER 03 789662 SMITH PRODUCTION INC. OIL 25242 HANKAMER FOUNDATION "A" 79378600 SABINE TRAM, SW. (WILCOX 11800) 351 NEWTON GAS 248256 HUDSON, JOE 30540500 FELICIA (YEGUA) 291 LIBERTY 03 790179 SMITH BROTHERS OIL & GAS, INC. OIL 13523 HEJL, J. UNIT -A- 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23112 JULIE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15393 MALUSCHKA, MAURICE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE 03 793130 SMITH, L C PRODUCTION GAS 113593 SCOTT,SAM S. 97692001 WILLIS, WEST 339 MONTGOMERY 03 793200 SMITH, L. C. GAS 035060 FORBES, E. E. 64185666 MYKAWA NEW (MIO. 3625) 201 HARRIS 03 794695 SMITH PETROLEUM COMPANY GAS 109704 DORMAN, L. S. ET AL UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON 03 796910 SMYTH OIL LLC OIL 07873 DORRANCE-WING UNIT 82140001 SEGNO 373 POLK OIL 03761 LA QUINTA-WING, W. G. 82140001 SEGNO 373 POLK OIL 03771 PROVIDENCE-WING, W. G., -A- 82141001 SEGNO, DEEP 373 POLK OIL 11340 RAGAN, COOPER K. 82140001 SEGNO 373 POLK



03 797821 SNELL, JOHN F., INC. OIL 21328 WATSON 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE 03 799350 SNOWDEN OPERATING CO. GAS 032911 ADAMS, W. H. 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 225 HOUSTON 03 801163 SOLATEX RESOURCES, LTD OIL 20768 HEPLER 86429001 STOWELL 071 CHAMBERS OIL 19943 KOCH-TYTEX UNIT 98088500 WINNIE, S.E. (MARG.) 245 JEFFERSON 03 801620 SOMONT OIL CO., INC. OIL 26223 BAUER 18322001 CISTERN 149 FAYETTE OIL 25413 MCCANDLESS 18322775 CISTERN (WILCOX-L-) 149 FAYETTE OIL 26211 MCCANDLESS OIL POOL 18322600 CISTERN (WILCOX G) 149 FAYETTE OIL 08116 MCCANDLESS OIL UNIT 18322750 CISTERN (WILCOX -J-) 149 FAYETTE 03 802201 SONORA PETROLEUM CORP. OIL 23224 SCURLOCK TRUST "A" 18994400 CLINTON, N (YEGUA 8600) 201 HARRIS 03 802270 SONTERRA OIL & GAS, INC. OIL 16963 GRIFFITH, J.P.S. 27288500 EAST COLUMBIA (FRIO 8600) 039 BRAZORIA 03 802627 SOUNDLOGIC PROD. & EXPLOR., LLC GAS 192041 TREYBIG 47015250 JOHNSON CREEK (MIOCENE 2620) 481 WHARTON GAS 188361 TREYBIG-NAISER 47015250 JOHNSON CREEK (MIOCENE 2620) 481 WHARTON 03 802629 SOUTH BAY RESOURCES, L.L.C. GAS 234911 GOOLSBEE 38525792 HAMMAN, EAST (11,200 FRIO) 321 MATAGORDA GAS 250050 GOOLSBEE 38525750 HAMMAN, EAST (11,150) 321 MATAGORDA GAS 209426 MILBERGER 38525792 HAMMAN, EAST (11,200 FRIO) 321 MATAGORDA GAS 211023 MILBERGER GAS UNIT 38525792 HAMMAN, EAST (11,200 FRIO) 321 MATAGORDA GAS 210822 MILBERGER GAS UNIT 38525726 HAMMAN, EAST (10,870) 321 MATAGORDA GAS 259457 MILBERGER GAS UNIT 38525726 HAMMAN, EAST (10,870) 321 MATAGORDA GAS 222480 MILBERGER, F. J. 38525792 HAMMAN, EAST (11,200 FRIO) 321 MATAGORDA GAS 212241 TALAFUSE 38525792 HAMMAN, EAST (11,200 FRIO) 321 MATAGORDA GAS 224009 TALAFUSE 38525792 HAMMAN, EAST (11,200 FRIO) 321 MATAGORDA GAS 254779 TALAFUSE GAS UNIT 38525800 HAMMAN, EAST (11,200 FRIO FB B) 321 MATAGORDA GAS 257003 TALAFUSE GAS UNIT 38525050 HAMMAN, EAST ( FB A) 321 MATAGORDA 03 802845 SOUTH TEXAS OPERATING COMPANY GAS 197758 BONNER 65768900 NOLTE MARSH (YEGUA 13000) 291 LIBERTY GAS 201778 BONNER 15948500 CARROLL (8600) 291 LIBERTY GAS 202078 DANIEL, GOVERNOR BILL 161 GU 76382500 RICH RANCH (Y-6-E) 291 LIBERTY 03 803290 SOUTHEASTERN PIPE LINE COMPANY GAS 151523 DORRIS, M. LEVERIDGE UNIT 1 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 136068 LEVERIDGE, A. T. 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 005225 LEVERIDGE, A. T. 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 221794 LEVERIDGE, A. T. 07301125 BERNARD, EAST (COOK MOUNTAIN) 157 FORT BEND GAS 168581 LEVERIDGE, A. T. ET UX 07301747 BERNARD, EAST (7700) 157 FORT BEND GAS 177920 LEVERIDGE, A. T. ET UX 07301747 BERNARD, EAST (7700) 157 FORT BEND GAS 172696 LEVERIDGE, A. T. ET UX 07301747 BERNARD, EAST (7700) 157 FORT BEND GAS 164999 LEVERIDGE, A. T. ET UX 07301747 BERNARD, EAST (7700) 157 FORT BEND GAS 097263 LEVERIDGE, A.T. UNIT 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 066421 LEVERIDGE, DORRIS M. 07301913 BERNARD, EAST (8000) 481 WHARTON GAS 186359 LEVERIDGE, M. DORRIS 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 100684 LEVERIDGE, M. DORRIS UNIT 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 072124 LEVERIDGE, W. C. AAIF, M. D. 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 172027 LEVERIDGE, W. C. ET UX -A- 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 146881 LEVERIDGE, W. C. ET UX -B- 07301747 BERNARD, EAST (7700) 481 WHARTON



03 803290 SOUTHEASTERN PIPE LINE COMPANY GAS 172310 LEVERIDGE, W. C. ET UX 'A' 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 186143 LEVERIDGE, W. C. ET UX 'C' 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 177195 LEVERIDGE, W. C. ET UX 'C' 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 169434 LEVERIDGE, W. C. ET UX 'D' 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 128323 LEVERIDGE, W. C., AAIF, MDL 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 138437 LEVERIDGE, W.C. ET UX 07301747 BERNARD, EAST (7700) 481 WHARTON GAS 123583 TALLEY, LEE A 67533500 ORCHARD, NORTH (WILCOX) 157 FORT BEND GAS 005216 WALLACE, A. M. 07301747 BERNARD, EAST (7700) 481 WHARTON 03 805318 SOUTHERN RESOURCE COMPANY OIL 23645 VASTAR 18230500 CINNABAR (LOWER WILCOX) 457 TYLER 03 805607 SOUTHLAND NATURAL GAS STRGE, LLC GAS 103673 WHITE ESTATE -A- 97736300 WILLOW SLOUGH (FB-A, F-1) 071 CHAMBERS GAS 048511 WHITE ESTATE -A- 97736405 WILLOW SLOUGH (FB-A, SBZ) 071 CHAMBERS GAS 008779 WHITE ESTATE -A- 97736405 WILLOW SLOUGH (FB-A, SBZ) 071 CHAMBERS GAS 112966 WHITE ESTATE "A" 97736405 WILLOW SLOUGH (FB-A, SBZ) 071 CHAMBERS 03 806471 SOUTHWEST RESOURCES, INC. OIL 23894 BANKS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23741 DITTRICH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23137 LAUDERDALE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23893 LESEMAN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12216 YAHWEH FARMS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE GAS 199311 CULVER-OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 198258 FUCHS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 116757 POWELL 97908700 WIND HILL (TAYLOR) 477 WASHINGTON GAS 145128 WADE-HAVENS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 146860 WARMKE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 152704 ZUEHLKE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE 03 809042 SPECTRAL OIL & GAS CORPORATION OIL 02351 BISSONET 43464001 HUMBLE 201 HARRIS OIL 02445 LEVY, MABLE LIPPER -A- 43487333 HUMBLE LIGHT (RIVERSIDE) 201 HARRIS OIL 25841 MABEL LIPPER LEVY 43487333 HUMBLE LIGHT (RIVERSIDE) 201 HARRIS OIL 25842 MABEL LIPPER LEVY 'C' 43487333 HUMBLE LIGHT (RIVERSIDE) 201 HARRIS OIL 02379 STRIBLING, W. F. 43464001 HUMBLE 201 HARRIS OIL 04846 STRIBLING, W. F. 'A' 43464001 HUMBLE 201 HARRIS 03 809750 SPIDER OIL CORPORATION OIL 07273 RIVIERE, A. B., ET AL 53498001 LIBERTY, SOUTH 291 LIBERTY 03 809924 SPINDLETOP DRILLING CO. OIL 25128 DAVIS, WIRT 70325001 PELICAN 291 LIBERTY GAS 246289 STATE TRACT 39A 91981470 TURTLE BEACH (VICKSBURG) 071 CHAMBERS 03 809927 SPIRAL ENERGY CORP. OIL 16503 DANFORTH 34733600 GIDDINGS (BUDA) 149 FAYETTE 03 810815 SQUARE MILE ENERGY, L.L.C. OIL 25198 C. C. 61048910 MIDFIELDS (WOOD) 321 MATAGORDA OIL 25151 CATFISH 50650500 LA BELLE, SW (6500) 245 JEFFERSON OIL 26213 LEBOLD 57660630 MARRS MCLEAN (HACKB. 10,800) 245 JEFFERSON OIL 26234 LIVE OAK 39430333 HARTBURG, WEST (HACKBERRY) 351 NEWTON OIL 24865 MCFADDIN 07892500 BIG HILL BAYOU (H-4) 245 JEFFERSON GAS 231381 BLACKBEARD 00006001 WILDCAT 245 JEFFERSON GAS 007304 BROWN, GEORGE W., ET AL UNIT 57660750 MARRS MCLEAN (MCLEAN) 245 JEFFERSON GAS 007307 BROWN, GEORGE W.,SR.,ET AL UNIT 57660270 MARRS MCLEAN (FB-7, HACKBERRY) 245 JEFFERSON



03 810815 SQUARE MILE ENERGY, L.L.C. GAS 257222 BURRELL ESTATE 57660510 MARRS MCLEAN (FRIO B 11,200) 245 JEFFERSON GAS 271318 CANNON 35231960 GLASSCOCK (WILCOX 11,200) 089 COLORADO GAS 270295 G. W. BROWN UNIT 57660870 MARRS MCLEAN (NOD. 2, FB-7) 245 JEFFERSON GAS 260234 GRACE 19285050 COCONUT (ANOMALINA 3) 321 MATAGORDA GAS 259489 GRACE 19285100 COCONUT (ANOMALINA 4) 321 MATAGORDA GAS 247730 HIGHWIRE 19285100 COCONUT (ANOMALINA 4) 321 MATAGORDA GAS 271546 HURT 83107957 SHERIDAN (YEGUA 5000) 285 LAVACA GAS 233985 MCFADDIN TRUST 37456560 GUM ISLAND,N. (HACKBERRY 3-C) 245 JEFFERSON GAS 216508 MCFADDIN TRUST 37456560 GUM ISLAND,N. (HACKBERRY 3-C) 245 JEFFERSON GAS 226691 MCFADDIN TRUST 37456560 GUM ISLAND,N. (HACKBERRY 3-C) 245 JEFFERSON GAS 250507 NOLTE MARSH 21799500 CROOKED BAYOU NORTH (YEGUA) 291 LIBERTY GAS 262755 NORTH FANNETT 30171500 FANNETT, WEST (8900) 245 JEFFERSON GAS 265027 NORTH FANNETT 30153754 FANNETT (MARGINULINA 7500) 245 JEFFERSON GAS 230859 PETERSEN, SAHA GAS UNIT 19285100 COCONUT (ANOMALINA 4) 321 MATAGORDA GAS 233756 SAHA-PETERSEN GAS UNIT 19285050 COCONUT (ANOMALINA 3) 321 MATAGORDA GAS 246621 SAHA-PETERSEN GAS UNIT 19285100 COCONUT (ANOMALINA 4) 321 MATAGORDA GAS 271196 SKIP 83107198 SHERIDAN (WILCOX -A- A) 089 COLORADO GAS 229796 TYRRELL-STATE UNIT 07892600 BIG HILL BAYOU(HACKBERRY 11250) 245 JEFFERSON GAS 243575 WALLACE 89873500 TIDEHAVEN, W (ANOM 1) 321 MATAGORDA GAS 265028 WALLACE 89826559 TIDEHAVEN ( 9,400 FRIO) 321 MATAGORDA GAS 259413 WILLOW 37456560 GUM ISLAND,N. (HACKBERRY 3-C) 245 JEFFERSON 03 810824 SRJC ENTERPRISES, LLC OIL 19152 KUBENA, WILLIAM 24833300 DIME BOX (NAVARRO) 287 LEE OIL 09929 MORTON, J. F. 13634333 BURMIL (NAVARRO B) 051 BURLESON OIL 09985 MORTON, J. UNIT 13634333 BURMIL (NAVARRO B) 051 BURLESON OIL 19340 OLA BOWERS SIMPSON "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20866 WILEY W. BRYANT UNIT NO. 1 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON GAS 112576 JOCK EWING 07728600 BIG -A- TAYLOR 051 BURLESON GAS 104088 KORKMAS 07728600 BIG -A- TAYLOR 051 BURLESON GAS 109813 ONDRASEK UNIT 07728600 BIG -A- TAYLOR 051 BURLESON 03 813990 STANOTEX, LLC OIL 24312 WEIDO, S.J. 12306001 BROOKSHIRE 473 WALLER GAS 203010 WEIDO 12306001 BROOKSHIRE 473 WALLER 03 814304 STANTON MINERAL DEVELOPMENT INC OIL 10008 ARNIM, E. A. 63727200 MULDOON, SW. (ARNIM SAND) 149 FAYETTE OIL 09824 ARNIM, E. A. 79289500 S. L. P. (COCKRILL 3) 149 FAYETTE OIL 24084 CARTER-QUINN 82143400 SEGNO, NORTH (YEGUA 5200) 373 POLK OIL 22318 KEC EXPLORATION ET AL 'R' 82140572 SEGNO (YEGUA 5000) 373 POLK 03 815131 STARBURST ENERGY, INC. OIL 15497 MAUCH, CARL 92053001 TWIN BASIN 481 WHARTON OIL 12457 REDWINE, ELMER P. ESTATE ET AL 01641400 ALLEN (5500) 481 WHARTON GAS 140750 ELLIS, LOU ALICE ET AL 92053664 TWIN BASIN (6700) 481 WHARTON 03 816033 STARTAP, INC. OIL 24607 O. H. A. "A" 43464001 HUMBLE 201 HARRIS OIL 24496 R. H. L. "A" 43464001 HUMBLE 201 HARRIS 03 816432 STATOIL OIL & GAS LP GAS 206916 GEISSEN 55040400 LOST MARSH (FRIO) 039 BRAZORIA 03 816928 STELFIRE RESOURCES CORP. OIL 08567 GULF FEE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 08439 MECOM -H- 53498001 LIBERTY, SOUTH 291 LIBERTY



03 816928 STELFIRE RESOURCES CORP. OIL 20213 NEAL, J.R. 71444001 PIERCE JUNCTION 201 HARRIS 03 818425 STEPHENS PRODUCTION COMPANY GAS 263528 HERRING ESTATE 00006001 WILDCAT 481 WHARTON 03 819006 STERLING EXPL. & PROD. CO., LLC OIL 21022 STATE TRACT 52-S 85717100 ST. TR. 60-S, EAST (G1 SAND) 245 JEFFERSON OIL 21000 STATE TRACT 52-S 85717125 ST. TR. 60-S, EAST (I SAND) 245 JEFFERSON OIL 24320 STATE TRACT 60-S 85724132 ST. TR. 60-S, WEST (J SAND) 245 JEFFERSON OIL 20948 STATE TRACT 60-S NO. 4 85724125 ST. TR. 60-S, WEST (I SAND) 245 JEFFERSON GAS 136415 STATE TRACT 51-S 85724140 ST. TR. 60-S, WEST (K SAND) 245 JEFFERSON GAS 136473 STATE TRACT 52-S 85717120 ST. TR. 60-S, EAST (H1 SAND) 245 JEFFERSON GAS 136475 STATE TRACT 52-S 85717140 ST. TR. 60-S, EAST (K SAND) 245 JEFFERSON GAS 136472 STATE TRACT 60-S 85724140 ST. TR. 60-S, WEST (K SAND) 245 JEFFERSON 03 819614 STEWARDSHIP RESOURCES OIL 02408 C. O. & G. CO. 43464001 HUMBLE 201 HARRIS 03 822495 STO OPERATING COMPANY OIL 13864 MCHENRY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 823814 STONEGATE OPERATORS, INC. OIL 05924 CAMPBELL 64044400 MUSCADINE (WILCOX 1ST SEG B) 457 TYLER OIL 10642 CAMPBELL 64044600 MUSCADINE (WILCOX 3RD) 457 TYLER OIL 10085 CAMPBELL, I. J. 64044800 MUSCADINE (WILCOX 8400) 457 TYLER 03 824758 STRAND ENERGY, L.C. OIL 24911 G.C. YELDERMAN 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN OIL 25639 KOLLMAN HEIRS 19837005 COLUMBUS (CONSOLIDATED) 089 COLORADO OIL 25954 SCHULZ-MUENCH 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN OIL 25459 VOSKAMP 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN GAS 259547 B. P. FEE 65248780 NEW ULM (WILCOX 10500) 089 COLORADO GAS 213299 B. P. FEE 65248075 NEW ULM (LWR WILCOX CONS.) 089 COLORADO GAS 208438 BLEZINGER 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN GAS 199228 CHAPMAN "A" 17039500 CHAPMAN (WILCOX 9890) 473 WALLER GAS 196880 GAY, JOHN M. 65248075 NEW ULM (LWR WILCOX CONS.) 089 COLORADO GAS 193257 LINDLEY 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN GAS 199019 RICHTER-LOEWE 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN GAS 214202 RICHTER-LOEWE 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN GAS 203107 RICHTER-LOEWE 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN GAS 222911 YELDERMAN 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN 03 825454 STRATA RESOURCES OIL 05822 BARBER, Q. K. 05651001 BARBERS HILL 071 CHAMBERS GAS 137436 BELL, RUSSELL 53814025 LINNVILLE BAYOU (BELL SAND) 321 MATAGORDA GAS 051869 KRUEGER, C. L. 50338500 KRUEGER (MIOCENE 1600) 089 COLORADO GAS 117778 KRUEGER, CHARLES L. 18181500 CHURCH CREEK (MIOCENE) 089 COLORADO GAS 246455 RUSSELL BELL 53814460 LINNVILLE BAYOU (8450) 321 MATAGORDA 03 825462 STRATCO OPERATING CO., INC. OIL 01618 DEATS, ELLA M., ET AL 34925037 GILLOCK (BIG GAS) 167 GALVESTON 03 828321 SUEMAUR EXPL. & PROD., LLC OIL 25772 HEFFELFINGER B 89826020 TIDEHAVEN (GRACIE -H-) 321 MATAGORDA GAS 179575 COASTAL TEXAS MINERAL VENTURE 57562001 MARKHAM 321 MATAGORDA GAS 263409 HEFFELFINGER "A" GAS UNIT 89827500 TIDEHAVEN, DEEP (FRIO 11300) 321 MATAGORDA 03 828352 SUE-ANN OPERATING, L.C. OIL 09803 BLESSING F-3 UNIT O/A 08871148 BLESSING (F- 3) 321 MATAGORDA OIL 06878 BLESSING MURPHY 08871666 BLESSING (F-18-A) 321 MATAGORDA



03 828352 SUE-ANN OPERATING, L.C. OIL 20520 BLESSING MURPHY 08871703 BLESSING (F-18-C) 321 MATAGORDA OIL 06245 BLESSING PIERCE 08873300 BLESSING, NORTH (F-6 SAND) 321 MATAGORDA OIL 06304 BLESSING PIERCE 08871259 BLESSING (F-12) 321 MATAGORDA OIL 06314 BLESSING PIERCE 08871185 BLESSING (F-10) 321 MATAGORDA OIL 06541 BLESSING PIERCE 08871629 BLESSING (F-18) 321 MATAGORDA OIL 06721 BLESSING PIERCE STATE 08871629 BLESSING (F-18) 321 MATAGORDA OIL 21215 BLESSING PILLER 08871160 BLESSING (F-6) 321 MATAGORDA OIL 06420 BLESSING PILLER 08871185 BLESSING (F-10) 321 MATAGORDA OIL 06431 BLESSING TYSON 08871259 BLESSING (F-12) 321 MATAGORDA OIL 24188 BLESSING UNIT F-3 O/A 08873100 BLESSING, NORTH (F-3) 321 MATAGORDA OIL 23159 GOLD, CLARINE 34096390 GARWOOD, S.E. (Y-2) 089 COLORADO OIL 24592 HURTA 64793001 NEEDVILLE 157 FORT BEND OIL 26023 HURTA 64793946 NEEDVILLE (5500) 157 FORT BEND OIL 10477 HURTA 64793688 NEEDVILLE (FRIO 6200) 157 FORT BEND OIL 26158 HURTA 64793239 NEEDVILLE (BLK 3B, SMITH) 157 FORT BEND OIL 20803 HURTA 64793301 NEEDVILLE (BLK 5, FRIO 5700) 157 FORT BEND OIL 20626 KOCH STATE 08871222 BLESSING (F-11) 321 MATAGORDA OIL 23109 MIDDLEBROOK 64793001 NEEDVILLE 157 FORT BEND OIL 24323 MIDDLEBROOK " A " 64793585 NEEDVILLE (FRIO 5180) 157 FORT BEND OIL 25097 MIDDLEBROOK "A" 64793001 NEEDVILLE 157 FORT BEND OIL 25085 MIDDLEBROOK-KULCAK 64793731 NEEDVILLE (FRIO 6650) 157 FORT BEND OIL 10349 PIERCE, BLESSING 08871154 BLESSING (F-4) 321 MATAGORDA OIL 25142 SHERIDAN OIL UNIT 62374750 MOHAT, WEST (8790) 089 COLORADO OIL 21004 SHERIDAN, H. D. 27102200 EAGLE LAKE, W. (8650) 089 COLORADO OIL 23666 SHERIDAN, H. D. NO. 1 62374900 MOHAT, WEST (9700) 089 COLORADO OIL 25935 STOVALL 61055530 MIDFIELDS,WEST (-E-) 321 MATAGORDA OIL 20300 VINEYARD ESTATE 96722800 WHARTON, S. (FRIO 6300) 481 WHARTON OIL 23630 W. L. GRAY ET AL UNIT 64793946 NEEDVILLE (5500) 157 FORT BEND GAS 218081 ADIRONDACK 09860910 BLUE MARSH (3800) 351 NEWTON GAS 219435 BEULAH 71121572 PHEASANT (MCDONALD) 321 MATAGORDA GAS 005352 BLESSING -D- 08871111 BLESSING (BRADEN 8400) 321 MATAGORDA GAS 047403 BLESSING -S- 08871962 BLESSING (8300 BLESSING) 321 MATAGORDA GAS 133772 BLESSING -S- 08873400 BLESSING, NORTH (FRIO) 321 MATAGORDA GAS 051351 BLESSING -S- 08871296 BLESSING (F-12, UPPER) 321 MATAGORDA GAS 234210 BLESSING -S- (PIERCE) 08873400 BLESSING, NORTH (FRIO) 321 MATAGORDA GAS 175345 BLESSING PIERCE (-S- UNIT) 08871160 BLESSING (F-6) 321 MATAGORDA GAS 174344 HEFFELFINGER (F-14) 08871370 BLESSING (F-14) 321 MATAGORDA GAS 247937 HEFNER UNIT 64086125 MUSTANG CREEK (MIOCENE 3400) 089 COLORADO GAS 201515 RIVERSIDE GENERAL HOSPITAL 74995750 RAYWOOD, S. (13,400) 291 LIBERTY GAS 032656 THOMAS GAS UNIT #1 71121364 PHEASANT (F-20) 321 MATAGORDA GAS 032657 THOMAS GAS UNIT #1 71121624 PHEASANT (MCDONALD, UP.) 321 MATAGORDA GAS 032706 THOMAS GAS UNIT #1 71121416 PHEASANT (F-21) 321 MATAGORDA 03 828880 SULPHUR RIVER EXPLORATION, INC. GAS 088869 KEY 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 092486 KEY 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 007106 POTEET, SARAH B., GAS UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON GAS 065966 TYLER GAS UNIT 56590712 MADISONVILLE (SUB-CLARK, GAS) 313 MADISON 03 829215 SUMMIT OIL CO. OIL 00440 ROBINSON-BASHARA 09880001 BLUE RIDGE 157 FORT BEND 03 829222 SUMMIT RESOURCES MGMT., LLC.



03 829222 SUMMIT RESOURCES MGMT., LLC. OIL 14468 DRAKE, L.A. 50424900 KURTEN (WOODBINE) 313 MADISON OIL 17247 SPACEK 42493500 HOOKER CREEK (NAVARRO A) 287 LEE 03 829438 SUN RESOURCES TEXAS, INC. OIL 23858 MILBERGER 61348210 MILBERGER (GRAVIER) 321 MATAGORDA OIL 23947 MILBERGER 86960175 SUGAR VALLEY (CREECH) 321 MATAGORDA OIL 24195 MILBERGER A 61348210 MILBERGER (GRAVIER) 321 MATAGORDA OIL 24281 OXBOW 86960175 SUGAR VALLEY (CREECH) 321 MATAGORDA GAS 184177 MILLBERGER 86960850 SUGAR VALLEY (TRUITT) 321 MATAGORDA GAS 184176 MILLBERGER 86960475 SUGAR VALLEY (GRAVIER) 321 MATAGORDA 03 829482 SUNDOWN ENERGY LP OIL 26095 MARY CORCORAN GAS UNIT 83109300 SHERIDAN, N. (WILCOX 8700) 089 COLORADO OIL 25468 MERYL SAMPSON 26228925 DUBINA, SOUTH (9150) 089 COLORADO GAS 268509 CORCORAN, MARY GAS UNIT 83109300 SHERIDAN, N. (WILCOX 8700) 089 COLORADO GAS 268508 CORCORAN, RAY GAS UNIT 95940500 WEIMAR, S. (WILCOX 9500 CHANNEL) 089 COLORADO GAS 269142 EUGENE ONCKEN GAS UNIT 95940500 WEIMAR, S. (WILCOX 9500 CHANNEL) 089 COLORADO GAS 233272 FROELICH, B. 65099725 NEW BIELAU (WILCOX 9850) 089 COLORADO GAS 260954 H BRUNE 65099750 NEW BIELAU (YEGUA 3800) 089 COLORADO GAS 271042 KIMES GAS UNIT 95940500 WEIMAR, S. (WILCOX 9500 CHANNEL) 089 COLORADO GAS 264388 MARY CORCORAN GAS UNIT 83109400 SHERIDAN, N. (WILCOX 9400) 089 COLORADO GAS 245472 OTTO, R. 00006001 WILDCAT 089 COLORADO GAS 144157 RABEL GAS UNIT NO. 1 74097500 RABEL (7650) 089 COLORADO GAS 257447 RAY CORCORAN GAS UNIT 83109400 SHERIDAN, N. (WILCOX 9400) 089 COLORADO 03 831396 SV ENERGY COMPANY, LLC OIL 26052 RACCOON BEND NW UNIT NO. 1 74106320 RACCOON BEND (GUTOWSKY) 015 AUSTIN OIL 25297 RACCOON BEND OIL UNIT NO. 27 74106845 RACCOON BEND (UWX CONS. FBA) 015 AUSTIN OIL 25454 RACCOON BEND UWX OIL UNIT NO. 2 74106845 RACCOON BEND (UWX CONS. FBA) 015 AUSTIN OIL 25434 RACCOON BEND UWX OIL UNIT NO. 3 74106847 RACCOON BEND (UWX CONS. FBB) 015 AUSTIN OIL 25526 RACCOON BEND UWX OIL UNIT NO. 4 74106849 RACCOON BEND (UWX CONS. FBC) 015 AUSTIN OIL 25625 RACCOON BEND UWX OIL UNIT NO. 5 74106847 RACCOON BEND (UWX CONS. FBB) 015 AUSTIN OIL 25783 RACCOON BEND UWX OIL UNIT NO. 6 74106847 RACCOON BEND (UWX CONS. FBB) 015 AUSTIN OIL 25756 RACCOON BEND UWX OIL UNIT NO. 7 74106849 RACCOON BEND (UWX CONS. FBC) 015 AUSTIN OIL 25310 RACCOON BEND UWX OIL UNIT NO.1 74106845 RACCOON BEND (UWX CONS. FBA) 015 AUSTIN OIL 26098 SPARTA OIL UNIT NO. 1 74106840 RACCOON BEND (SPARTA) 015 AUSTIN GAS 271194 HEFFELFINGER 'C' 89826043 TIDEHAVEN ( HEFFELFINGER) 321 MATAGORDA GAS 260650 RACCOON BEND UWX GAS UNIT NO. 1 74106842 RACCOON BEND (UPPER WILCOX FBD) 015 AUSTIN 03 833618 SWS OIL 02253 PIVOTO, M. E. 43381001 HULL 291 LIBERTY 03 833619 SWS OP OIL 23612 GIBSON FEE "AA" 00006001 WILDCAT 291 LIBERTY OIL 22593 GIBSON FEE "B" 43381001 HULL 291 LIBERTY OIL 23016 GULF-HANNAH "A" 43381001 HULL 291 LIBERTY OIL 23017 GULF-HANNAH "B" 43381001 HULL 291 LIBERTY 03 834092 T-N-T ENGINEERING, INC. OIL 20241 (W.E.CO) POWELL LUMBER COMPANY 62868500 MORGAN BLUFF (HACKBERRY) 361 ORANGE OIL 20480 MORGANS BLUFF HACKBERRY UNIT 62868500 MORGAN BLUFF (HACKBERRY) 361 ORANGE OIL 19746 POWELL LUMBER COMPANY "G" 62868500 MORGAN BLUFF (HACKBERRY) 361 ORANGE 03 834249 TABBS BAY PRODUCTION COMPANY OIL 18521 HARRELL, TABB 35862001 GOOSE CREEK 201 HARRIS 03 834352 TAG OPERATING COMPANY, INC. OIL 23805 BLACK STONE MINERALS 18929001 CLEVELAND 291 LIBERTY



03 834352 TAG OPERATING COMPANY, INC. OIL 23746 BLACK STONE MINERALS 18929900 CLEVELAND (5800) 291 LIBERTY GAS 144270 AM 55031800 LOST FORK (YEGUA 6800) 239 JACKSON 03 834487 TAHITI PTRS ENRGY SOLUTIONS CORP OIL 13714 DEUTRICH, R. A/C 2 74106520 RACCOON BEND (MIOCENE Y) 015 AUSTIN OIL 15711 KEYSTONE MILLS CO. 20216476 CONROE, S. (WILCOX 8900) 339 MONTGOMERY OIL 15027 ROBESON UNIT 38274666 HALLIDAY (WOODBINE) 289 LEON OIL 14589 WARD-HILLMAN UNIT 38274666 HALLIDAY (WOODBINE) 289 LEON GAS 095913 KEYSTONE MILLS 20216225 CONROE, S. (WILCOX 8040) 339 MONTGOMERY GAS 075213 KEYSTONE MILLS CO. 20211190 CONROE (MIDDLE WILCOX CONS.) 339 MONTGOMERY 03 835707 TANDEM ENERGY CORPORATION OIL 19813 BUGG 07728600 BIG -A- TAYLOR 051 BURLESON OIL 13060 BUGG, JOHN L. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 00224 CHOATE FEE 06115001 BATSON NEW 199 HARDIN OIL 08366 HANDY, E. W. 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 22799 HANDY, E.W. -B- 00006001 WILDCAT 201 HARRIS OIL 08371 HOLDERRIETH, C. B. 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 08373 HOLDERRIETH, JOHN, A/C #1 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 08374 HOLDERRIETH, JOHN, A/C #2 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 08380 LAIRD, O. L. 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 08381 MICHEL, A. H. 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 08382 MICHEL, M. F. 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 08383 MILO, E. F. 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 08388 REID, JOHN D. 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 04274 REID, JOHN D. 90620001 TOMBALL 201 HARRIS OIL 09415 SCHULTZ, E. -A- 90620667 TOMBALL (SCHULTZ CENTRAL) 201 HARRIS OIL 08389 THEIS, FRITZ, A/C #1 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 06895 THEIS, FRITZ, A/C #1 90620299 TOMBALL (LEWIS 5930) 201 HARRIS OIL 16930 TOMBALL LEWIS OIL UNIT #1 90620299 TOMBALL (LEWIS 5930) 201 HARRIS OIL 07666 TOMBALL LEWIS PETRICH O. U. #1 90620299 TOMBALL (LEWIS 5930) 201 HARRIS OIL 08775 TOMBALL PETRICH SD. OIL UNIT #1 90620575 TOMBALL (PETRICH) 201 HARRIS GAS 113758 CHOATE FEE 06115001 BATSON NEW 199 HARDIN GAS 130783 CHOATE FEE 06115001 BATSON NEW 199 HARDIN GAS 125183 QUILTER, H. -A- 90620075 TOMBALL (COCKFIELD,UP 1-5300,SE) 201 HARRIS GAS 086064 TOMBALL G U 9 90620240 TOMBALL (JACKSON 4400,SE) 201 HARRIS GAS 217998 TOMBALL G.U. 9 42495500 HOOKS (SHALLOW) 201 HARRIS GAS 254610 TOMBALL GAS UNIT "6" 90620092 TOMBALL (COCKFIELD UPPER 5500) 201 HARRIS GAS 224047 TOMBALL GAS UNIT "9" 42495500 HOOKS (SHALLOW) 201 HARRIS GAS 248052 TOMBALL GAS UNIT "9" 90620952 TOMBALL (WILCOX 8860, 2ND) 201 HARRIS GAS 225874 TOMBALL GAS UNIT "9" 42495500 HOOKS (SHALLOW) 201 HARRIS GAS 218754 TOMBALL GAS UNIT "9" 42495500 HOOKS (SHALLOW) 201 HARRIS GAS 223315 TOMBALL GAS UNIT "9" 42495500 HOOKS (SHALLOW) 201 HARRIS GAS 207934 TOMBALL GAS UNIT NO. 9 90620391 TOMBALL (MICHEL) 201 HARRIS GAS 146082 TOMBALL GAS UNIT 9 90620943 TOMBALL (WILCOX 8400) 201 HARRIS GAS 148471 TOMBALL GAS UNIT 9 90620110 TOMBALL (COCKFIELD UPPER 5500SW) 201 HARRIS GAS 099515 TOMBALL GU 16 90620874 TOMBALL (STRAY 5300) 201 HARRIS GAS 135259 TOMBALL GU 5 90620001 TOMBALL 201 HARRIS GAS 071536 TOMBALL GU 6 90620092 TOMBALL (COCKFIELD UPPER 5500) 201 HARRIS GAS 190128 TOMBALL GU 6 90620092 TOMBALL (COCKFIELD UPPER 5500) 201 HARRIS GAS 127891 TOMBALL GU 9 90620322 TOMBALL (LEWIS 5930, EAST) 201 HARRIS GAS 101195 TOMBALL GU 9 90620952 TOMBALL (WILCOX 8860, 2ND) 201 HARRIS



03 835707 TANDEM ENERGY CORPORATION GAS 051663 TOMBALL GU 9 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS 03 836010 TAOS RESOURCES OPERATING CO LLC OIL 12427 BENIGUS UNIT #1 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 14165 BERAN, ANTON 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15987 BOWERS, LORRAINE 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 16830 CALVIN, LYDIA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 16272 CHILDS 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 15875 CLARK UNIT 86303500 STONE CITY (AUSTIN CHALK) 051 BURLESON OIL 16757 FREYTAG "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17946 JEFFERY 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 18964 KIM 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 13426 KORENEK-FRITCHER UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 12324 PIWONKA, M. 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 16566 SCHMIDT, ALFRED 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 14980 SIEGMUND, MAX 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14331 THOMAS-EASLEY UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON 03 836027 TARGA DOWNSTREAM LLC OIL 11282 FEE 05651001 BARBERS HILL 071 CHAMBERS OIL 20395 GULF OIL CORPORATION FEE 05651001 BARBERS HILL 071 CHAMBERS OIL 11268 WARREN PETROLEUM FEE 05651001 BARBERS HILL 071 CHAMBERS 03 837188 TAURUS ENTERPRISES CORPORATION GAS 097838 NORTH GAYHILL 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON 03 837280 TAYLOR & ASSOCIATES, INC. OIL 07476 BARROW 38693380 HANKAMER (MIOCENE SAND) 291 LIBERTY OIL 07478 EZZELL -B- 38693380 HANKAMER (MIOCENE SAND) 291 LIBERTY 03 840510 TE-RAY RESOURCES, INC. OIL 23470 BURGESS-MELBERG UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 23638 HAYEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 09916 MARGENE UNIT 32157355 FT. TRINIDAD, EAST (DEXTER C) 225 HOUSTON OIL 23529 MECHURA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23343 SEALE RANCH UNIT 50424500 KURTEN (BUDA) 041 BRAZOS OIL 23471 SEALE RANCH UNIT "A" 50424500 KURTEN (BUDA) 041 BRAZOS GAS 166348 BLAIR OL UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 167153 SHULA UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 161629 UHYREK UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE 03 841047 TECPETROL OPERATING LLC OIL 24381 CORNELIUS, L. 94547450 WADSWORTH, S. (SAVAGE 10,100) 321 MATAGORDA OIL 25644 SAVAGE 94543074 WADSWORTH ( CH-1) 321 MATAGORDA OIL 24986 SAVAGE 94543444 WADSWORTH (LEWIS 9900) 321 MATAGORDA GAS 213890 CORNELIUS "B" 94543074 WADSWORTH ( CH-1) 321 MATAGORDA GAS 195512 CORNELIUS B 94547775 WADSWORTH, S. (10,200) 321 MATAGORDA GAS 218804 CORNELIUS, L. 94543814 WADSWORTH (10,400 FRIO) 321 MATAGORDA GAS 225322 CORNELIUS, L. 94547780 WADSWORTH, S. (11100) 321 MATAGORDA GAS 242041 CORNELIUS, L. 94547780 WADSWORTH, S. (11100) 321 MATAGORDA GAS 180721 CORNELIUS, L. 94547785 WADSWORTH, S. (11200) 321 MATAGORDA GAS 094733 CORNELIUS, L. 94547780 WADSWORTH, S. (11100) 321 MATAGORDA GAS 186388 CORNELIUS, L. 94547780 WADSWORTH, S. (11100) 321 MATAGORDA GAS 227953 CORNELIUS, L. 94547470 WADSWORTH, SOUTH (TEX-MISS) 321 MATAGORDA GAS 224599 CORNELIUS, L. 94547450 WADSWORTH, S. (SAVAGE 10,100) 321 MATAGORDA GAS 226260 CORNELIUS, L. 94547450 WADSWORTH, S. (SAVAGE 10,100) 321 MATAGORDA



03 841047 TECPETROL OPERATING LLC GAS 242510 CORNELIUS, L. 94543814 WADSWORTH (10,400 FRIO) 321 MATAGORDA GAS 196481 CORNELIUS, L. 94547775 WADSWORTH, S. (10,200) 321 MATAGORDA GAS 224048 CORNELIUS, L. 94547775 WADSWORTH, S. (10,200) 321 MATAGORDA GAS 242449 CORNELIUS, L. 94543814 WADSWORTH (10,400 FRIO) 321 MATAGORDA GAS 251911 CORNELIUS, L. 83662800 SILVERSPOON (TEX SA1 SAND) 321 MATAGORDA GAS 216127 EBERLE 94543814 WADSWORTH (10,400 FRIO) 321 MATAGORDA GAS 263781 L. CORNELIUS 00006001 WILDCAT 321 MATAGORDA GAS 260155 SAVAGE 94543555 WADSWORTH (SAVAGE FB 2A N) 321 MATAGORDA 03 841328 TEMPEST ENERGY RESOURCES, LP GAS 258308 STATE TRACT 307 75241001 RED FISH REEF, SW (ANOMALINA) 071 CHAMBERS 03 841329 TEMA OIL AND GAS COMPANY OIL 20845 FEE SWD 18935590 CLEVELAND,S.(6550) 291 LIBERTY OIL 24697 GASKAMP, WILMA D. 18935375 CLEVELAND, S (YEGUA 6400) 291 LIBERTY OIL 15129 GASKAMP, WILMA D. 18935400 CLEVELAND, S. (YEGUA 6620) 291 LIBERTY OIL 17813 GASKAMP, WILMA D. 18935590 CLEVELAND,S.(6550) 291 LIBERTY OIL 24060 GULF UNIT 18935550 CLEVELAND S. (5850) 291 LIBERTY OIL 20421 KIRBY 18935590 CLEVELAND,S.(6550) 291 LIBERTY OIL 24743 KIRBY 18929001 CLEVELAND 291 LIBERTY OIL 20954 M BANK 18935300 CLEVELAND,S.(BLANDING) 291 LIBERTY GAS 225571 BALDWIN, R. G. 18929001 CLEVELAND 291 LIBERTY GAS 222754 BLEZINGER, GEORGE 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN GAS 063448 BLEZINGER, GEORGE 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN GAS 071476 ERWIN SCHILLER GAS UNIT 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN GAS 172852 KAASE 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN GAS 210148 KIRBY 18935410 CLEVELAND, S. (YEGUA 6700) 291 LIBERTY GAS 197424 KIRBY 18935590 CLEVELAND,S.(6550) 291 LIBERTY GAS 121031 KIRBY 18935550 CLEVELAND S. (5850) 291 LIBERTY GAS 232647 SCHILLER 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN GAS 254235 WHITE 65248075 NEW ULM (LWR WILCOX CONS.) 015 AUSTIN 03 841338 TEJONES OPERATING CORPORATION OIL 23751 HOBIZAL-TAYLOR UNIT 38433001 HAMEL 089 COLORADO 03 841357 TEKNA SYNERGY CORPORATION OIL 21055 HOBRATSCHK 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE 03 844053 TERRY, R. K. OIL 01085 DAMON, ADDIE N. 22897001 DAMON MOUND 039 BRAZORIA OIL 01102 JACKSON, E. H., TR.-A 22897001 DAMON MOUND 039 BRAZORIA OIL 01122 JACKSON, E. H., TR.-A 22898666 DAMON MOUND, EAST (FLT BLK 1) 039 BRAZORIA OIL 01104 MASTERSON IRR. CO. FARM -A- 22897001 DAMON MOUND 039 BRAZORIA OIL 06695 MASTERSON IRRIGATION CO. 22897001 DAMON MOUND 039 BRAZORIA OIL 09183 MUNSON SUBDIVISION 5 ACRES 22897001 DAMON MOUND 039 BRAZORIA 03 844063 TERRY ENTERPRISES, INC. OIL 17338 CAVE, E.A. 22897001 DAMON MOUND 039 BRAZORIA OIL 12076 CAVES, NELLIE 22897001 DAMON MOUND 039 BRAZORIA OIL 10328 CAVES, WM. 22897001 DAMON MOUND 039 BRAZORIA OIL 05853 WALLACE, MAY W. 22897001 DAMON MOUND 039 BRAZORIA OIL 12430 WISDOM, B.H. 22897001 DAMON MOUND 039 BRAZORIA OIL 05756 WISDOM, BELLE 22897001 DAMON MOUND 039 BRAZORIA OIL 05098 WISDOM, I. S. -D- 22897001 DAMON MOUND 039 BRAZORIA 03 844077 TESCO CORPORATION (US) OIL 24992 ENVENTURE TEST WELL 81178001 SATSUMA 201 HARRIS



03 844077 TESCO CORPORATION (US) OIL 25184 TESCO TEST 81178001 SATSUMA 201 HARRIS 03 844133 TEXAKOMA E & P, LLC GAS 261670 FLAG POND 31194400 FLAGPOND (FRIO LOWER) 039 BRAZORIA GAS 271077 FLAG POND 31194400 FLAGPOND (FRIO LOWER) 039 BRAZORIA GAS 270952 SUGAR VALLEY 86966500 SUGAR VALLEY, SE. (TEXT. 2) 321 MATAGORDA 03 844190 TEXAKOMA OPERATING, L.P. OIL 25453 LINNVILLE 53814700 LINNVILLE BAYOU (8700) 321 MATAGORDA OIL 25286 LINNVILLE 53814500 LINNVILLE BAYOU (8600) 321 MATAGORDA GAS 255477 LINNVILLE SWD 53780100 LINNVILLE BAYOU (FRIO 7800) 321 MATAGORDA 03 844193 TEXAKOTA, INC. OIL 20942 ARRIOLA FEE 03862120 ARRIOLA (VICKSBURG 6850) 199 HARDIN OIL 00123 ARRIOLA FEE 03862001 ARRIOLA* 199 HARDIN OIL 17563 KIRBY LUMBER "A" 03862125 ARRIOLA (VICKSBURG 7050) 199 HARDIN OIL 24355 KIRBY LUMBER COMPANY 03862001 ARRIOLA* 199 HARDIN OIL 26195 MIXSON LAND COMPANY 00650050 ADAMS RANCH (FRIO 5800) 241 JASPER OIL 24969 MIXSON LAND COMPANY 37468500 GUM SLOUGH (YEGUA) 241 JASPER 03 844253 TEXANA OPERATING COMPANY OIL 14267 BISHOP 96502001 WEST COLUMBIA 039 BRAZORIA OIL 20604 CHAMPION INT'L CORP. (70) 35820490 GOODRICH (PERKINS) 373 POLK OIL 20471 CHAMPION INTERNATIONAL CORP (70) 35821650 GOODRICH, E. (SPARTA) 373 POLK OIL 22882 CLARKE, P. S. HEIRS 43062501 HOWTH (WILCOX, LOWER) 473 WALLER OIL 26210 FRY & BISHOP 85246200 SPLENDORA, E. (5700) 291 LIBERTY OIL 25240 FRY & BISHOP 85246125 SPLENDORA, E. (WILCOX A) 291 LIBERTY OIL 07110 MASON 43464001 HUMBLE 201 HARRIS OIL 02327 MERCHANT, A. "A" 43381001 HULL 291 LIBERTY OIL 19972 MEUTH, L. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 04475 NASH-BULLOCK 96502001 WEST COLUMBIA 039 BRAZORIA OIL 25726 PERKINS 62888001 MORGANS CREEK 373 POLK OIL 09453 SODAK 54193440 LIVINGSTON (SPARTA) 373 POLK OIL 19177 SODAK 54193550 LIVINGSTON (WILCOX) 373 POLK OIL 02783 SODAK OIL COMPANY 54193550 LIVINGSTON (WILCOX) 373 POLK OIL 03093 SOUTHLAND PAPER MILLS 62888001 MORGANS CREEK 373 POLK OIL 19752 WILLIS 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 077321 BANK OF THE SOUTHWEST 18931700 CLEVELAND, N. (WILCOX, UP.) 291 LIBERTY GAS 100021 FITCH 25180500 DOLEN (FRIO 3200) 291 LIBERTY GAS 070320 FRY & BISHOP TRS. 85246700 SPLENDORA, E. (6720) 291 LIBERTY GAS 121800 HIGHTOWER, L. P. 85246125 SPLENDORA, E. (WILCOX A) 291 LIBERTY GAS 130366 MERCHANT, A. -A- 43381001 HULL 291 LIBERTY GAS 173157 SODAK 54193900 LIVINGSTON (2880) 373 POLK 03 844344 TEXAS AMERICAN RESOURCES COMPANY OIL 18140 FRIEDMAN, SOL 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 17570 GETTY FEE LOT 51 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 05328 SMITH, SIDNEY A., ETAL 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 16161 SUN FEE LOT 50 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 26152 SUN GULF HUMBLE FEE TR. 2 53498001 LIBERTY, SOUTH 291 LIBERTY 03 844378 TEXAS BRINE COMPANY BAYTOWN, LLC OIL 23493 WINFREE, O. K. III ET. AL. 05651001 BARBERS HILL 071 CHAMBERS 03 844379 TEXAS BRINE COMPANY,L.L.C. OIL 20616 WEED, W.F. 85195001 SPINDLETOP 245 JEFFERSON 03 845845 TEXAS FUEL COMPANY



03 845845 TEXAS FUEL COMPANY OIL 21499 BLESSING F-3 UNIT 08871148 BLESSING (F- 3) 321 MATAGORDA OIL 22336 BLESSING F-3 UNIT 'A' 08871148 BLESSING (F- 3) 321 MATAGORDA OIL 21507 BLESSING PIERCE 08871259 BLESSING (F-12) 321 MATAGORDA OIL 21509 BLESSING PIERCE 08871185 BLESSING (F-10) 321 MATAGORDA GAS 005349 BLESSING D 08871111 BLESSING (BRADEN 8400) 321 MATAGORDA GAS 005348 WHEELER, J. A. 08871962 BLESSING (8300 BLESSING) 321 MATAGORDA GAS 035162 WHEELER, J. A. 08871481 BLESSING (F-15) 321 MATAGORDA 03 846548 TEXAS INDEPENDENT EXPLOR LTD. OIL 13173 STORK, ARTHUR 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23450 TEXASGULF, INC. FEE UNIT 67014700 OLD OCEAN NORTH (10150) 039 BRAZORIA OIL 23007 TEXASGULF, INC. FEE UNIT 67014750 OLD OCEAN NORTH (10600) 039 BRAZORIA OIL 11777 WHITWELL, MARGARET 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE 03 846855 TEXAS OIL & GAS OIL 18777 EXXON CRAIG FEE 81063001 SARATOGA, WEST 199 HARDIN OIL 19250 GULF FEE LOT 10 81063001 SARATOGA, WEST 199 HARDIN OIL 18710 GULF FEE LOT 7 81063001 SARATOGA, WEST 199 HARDIN OIL 18897 GULF FEE LOT 9 81063001 SARATOGA, WEST 199 HARDIN OIL 19484 MEEKER SYNDICATE LOT 11 A 81063001 SARATOGA, WEST 199 HARDIN 03 846927 TEXAS ONSHORE ENERGY, INC. OIL 18570 JOHNSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25669 OSADO 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13865 RUSSELL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 182114 BYRNE-GIESE 64793860 NEEDVILLE (MIOCENE 4200) 157 FORT BEND 03 847710 TEXAS PETROLEUM INVESTMENT CO. OIL 20022 ANAHUAC MAIN FRIO OIL UNIT 02468001 ANAHUAC 071 CHAMBERS OIL 24664 BROUSSARD 02468260 ANAHUAC (FB A-4, FRIO 11) 071 CHAMBERS OIL 24770 BROUSSARD - HEBERT 02468160 ANAHUAC (FB A-2, FRIO 12-A) 071 CHAMBERS OIL 17511 BROUSSARD-HEBERT A/C #1 02468202 ANAHUAC (FB A-2, S. FRIO 13) 071 CHAMBERS OIL 17363 BROUSSARD-HEBERT A/C #1 02468300 ANAHUAC (FB A-4, FRIO 13) 071 CHAMBERS OIL 17301 BROUSSARD-HEBERT A/C 1 02468180 ANAHUAC (FB A-2, FRIO 13) 071 CHAMBERS OIL 18230 BROUSSARD-HEBERT A/C 1 02468140 ANAHUAC (FB A-2, FRIO 11) 071 CHAMBERS OIL 00068 BROUSSARD-HEBERT, A/C #1 02468001 ANAHUAC 071 CHAMBERS OIL 00070 BROUSSARD, J. E. A/C #1 02468001 ANAHUAC 071 CHAMBERS OIL 06930 BROUSSARD, J. E., A/C #2 02468180 ANAHUAC (FB A-2, FRIO 13) 071 CHAMBERS OIL 11752 BROUSSARD, J.E. A/C#2 02468001 ANAHUAC 071 CHAMBERS OIL 00072 CLARK, G. J. J. 02468001 ANAHUAC 071 CHAMBERS OIL 00075 ENGELS, M. H. 02468001 ANAHUAC 071 CHAMBERS OIL 00076 GRIPON, H. A. A/C #1 02468001 ANAHUAC 071 CHAMBERS OIL 18735 GRIPON, H.A. A/C #1 02468333 ANAHUAC (FB A-5, FRIO 13) 071 CHAMBERS OIL 00078 JOHNSON, C. G. A/C #1 02468001 ANAHUAC 071 CHAMBERS OIL 00079 JOHNSON, C. G. A/C #2 02468001 ANAHUAC 071 CHAMBERS OIL 00081 MARSHALL, H. E., JR. 02468001 ANAHUAC 071 CHAMBERS OIL 16562 MCFARLAND, ROBERT ET AL 71940135 PLEDGER (CAYCE 7650) 039 BRAZORIA OIL 26031 MCFARLAND, ROBERT ET AL 71940200 PLEDGER (FRIO 7260) 039 BRAZORIA OIL 12539 MCFARLAND, ROBERT ET AL 71940175 PLEDGER (FRIO 7040) 039 BRAZORIA OIL 00082 MIDDLETON, A. D. A/C #1 02468001 ANAHUAC 071 CHAMBERS OIL 00085 MIDDLETON, A. D. A/C #4 02468001 ANAHUAC 071 CHAMBERS OIL 06939 MIDDLETON, A. D., A/C #1 02468180 ANAHUAC (FB A-2, FRIO 13) 071 CHAMBERS OIL 22293 MIDDLETON, A.D. A/C #1 02468526 ANAHUAC (FB-1 SOUTH, FRIO 13) 071 CHAMBERS OIL 18119 MIDDLETON, A.D. A/C 5 02468001 ANAHUAC 071 CHAMBERS



03 847710 TEXAS PETROLEUM INVESTMENT CO. OIL 25512 PLEDGER GU 1 71940175 PLEDGER (FRIO 7040) 039 BRAZORIA OIL 03929 T. T. CO. FEE 84693001 SOUR LAKE 199 HARDIN OIL 20335 TEXACO FEE 4596 84693001 SOUR LAKE 199 HARDIN OIL 20347 TEXACO FEE 4598 84693001 SOUR LAKE 199 HARDIN OIL 00090 TYRRELL, W. C., TR. 02468001 ANAHUAC 071 CHAMBERS OIL 00097 WHITE, R. M. 02468001 ANAHUAC 071 CHAMBERS OIL 00094 WILLCOX, G. C. 02468001 ANAHUAC 071 CHAMBERS OIL 00095 ZAPPE, MARIE 02468001 ANAHUAC 071 CHAMBERS GAS 035319 ANAHUAC MAIN FRIO GAS UNIT #1 02468001 ANAHUAC 071 CHAMBERS GAS 149398 ANAHUAC MAIN FRIO GAS UNIT I 02468001 ANAHUAC 071 CHAMBERS GAS 150260 ANAHUAC MAIN FRIO GAS UNIT I 02468001 ANAHUAC 071 CHAMBERS GAS 150786 ANAHUAC MAIN FRIO GAS UNIT 1 02468001 ANAHUAC 071 CHAMBERS GAS 156916 ANAHUAC MAIN FRIO GAS UNIT 1 02468001 ANAHUAC 071 CHAMBERS GAS 153261 ANAHUAC MAIN FRIO GAS UNIT 1 02468001 ANAHUAC 071 CHAMBERS GAS 149982 ANAHUAC MAIN FRIO GAS UNIT 1 02468001 ANAHUAC 071 CHAMBERS GAS 158829 ANAHUAC MAIN FRIO GAS UNIT 1 02468001 ANAHUAC 071 CHAMBERS GAS 162280 ANAHUAC MAIN FRIO GAS UNIT 1 02468001 ANAHUAC 071 CHAMBERS GAS 152179 ANAHUAC MAIN FRIO GAS UNIT 1 02468001 ANAHUAC 071 CHAMBERS GAS 049420 ANAHUAC MAIN FRIO GAS UNIT 1 02468001 ANAHUAC 071 CHAMBERS GAS 035317 ANAHUAC MAIN FRIO GAS UNIT 1 02468001 ANAHUAC 071 CHAMBERS GAS 211578 BROUSSARD - HEBERT A/C 1 02468180 ANAHUAC (FB A-2, FRIO 13) 071 CHAMBERS GAS 152470 BROUSSARD HEBERT 02468001 ANAHUAC 071 CHAMBERS GAS 182059 BROUSSARD-HEBERT A/C # 1 02468465 ANAHUAC (FB D-1, EAST, FRIO 13) 071 CHAMBERS GAS 133668 BROUSSARD-HEBERT A/C #1 02468150 ANAHUAC (FB A-2, FRIO 12) 071 CHAMBERS GAS 170495 BROUSSARD-HEBERT A/C #1 02468060 ANAHUAC (DISCORBIS 6200) 071 CHAMBERS GAS 152549 BROUSSARD-HEBERT A/C 1 02468001 ANAHUAC 071 CHAMBERS GAS 145428 BROUSSARD-HEBERT A/C 1 02468260 ANAHUAC (FB A-4, FRIO 11) 071 CHAMBERS GAS 171331 BROUSSARD-HEBERT A/C 1 02468770 ANAHUAC (MIOCENE 14) 071 CHAMBERS GAS 170497 BROUSSARD-HEBERT A/C 1 02468590 ANAHUAC (HETEROSTEGINA) 071 CHAMBERS GAS 133666 BROUSSARD-HERBERT A/C 1 02468680 ANAHUAC (MIOCENE 10) 071 CHAMBERS GAS 142150 BROUSSARD-HERBERT A/C 1 02468001 ANAHUAC 071 CHAMBERS GAS 166522 BROUSSARD, J. E. A/C #1 02468001 ANAHUAC 071 CHAMBERS GAS 170293 BROUSSARD, J. E. A/C 2 02468001 ANAHUAC 071 CHAMBERS GAS 160217 BROUSSARD, J. E. A/C 2 02468760 ANAHUAC (MIOCENE 13) 071 CHAMBERS GAS 171362 BROUSSARD, J. E. A/C 2 02468843 ANAHUAC (MIOCENE 18-C) 071 CHAMBERS GAS 144824 BROUSSARD, J. E. A/C 2 02468740 ANAHUAC (MIOCENE 12) 071 CHAMBERS GAS 093885 BROUSSARD, J. E. A/C-2 02468880 ANAHUAC (MIOCENE 2900) 071 CHAMBERS GAS 164721 BROUSSARD, J.E. A/C #2 02468001 ANAHUAC 071 CHAMBERS GAS 166488 CLARK, G. J. J. 02468001 ANAHUAC 071 CHAMBERS GAS 168795 CLARK, G. J. J. 02475503 ANAHUAC, W. (MARGINULINA "A") 071 CHAMBERS GAS 171328 CLARK, G. J. J. 02475503 ANAHUAC, W. (MARGINULINA "A") 071 CHAMBERS GAS 122704 ENGELS, M. H. 02468001 ANAHUAC 071 CHAMBERS GAS 166746 ENGELS, M. H. 02468001 ANAHUAC 071 CHAMBERS GAS 152857 ENGELS, M. H. 02468001 ANAHUAC 071 CHAMBERS GAS 122702 ENGELS, M. H. 02468001 ANAHUAC 071 CHAMBERS GAS 185167 ENGLES, MAX H. 02468040 ANAHUAC (DISCORBIS 6000) 071 CHAMBERS GAS 121806 GRIPON, H. A. A/C #1 02468001 ANAHUAC 071 CHAMBERS GAS 170790 GRIPON, H. A. A/C #1 02468001 ANAHUAC 071 CHAMBERS GAS 167574 GRIPON, H. A. A/C 1 02468001 ANAHUAC 071 CHAMBERS GAS 154145 GRIPON, H. A. A/C 1 02468780 ANAHUAC (MIOCENE 15) 071 CHAMBERS



03 847710 TEXAS PETROLEUM INVESTMENT CO. GAS 170591 GRIPON, H. A. A/C 1 02475500 ANAHUAC, W. (MARGINULINA) 071 CHAMBERS GAS 075851 JOHNSON, C. G. A/C 1 02468001 ANAHUAC 071 CHAMBERS GAS 059510 LORD, C. A. 02468001 ANAHUAC 071 CHAMBERS GAS 152760 MARSHALL, H. E. 02468001 ANAHUAC 071 CHAMBERS GAS 085541 MCFARLAND, ROBERT ET AL 71940500 PLEDGER (MIOCENE 4700) 039 BRAZORIA GAS 110436 MCFARLAND, ROBERT ET AL 71940500 PLEDGER (MIOCENE 4700) 039 BRAZORIA GAS 133771 MCFARLAND, ROBERT ET AL 71940190 PLEDGER (FRIO 7200) 039 BRAZORIA GAS 164296 MIDDLETON, A. D. A/C # 1 02475503 ANAHUAC, W. (MARGINULINA "A") 071 CHAMBERS GAS 184034 MIDDLETON, A. D. A/C #1 02468590 ANAHUAC (HETEROSTEGINA) 071 CHAMBERS GAS 170789 MIDDLETON, A. D. A/C #1 02468001 ANAHUAC 071 CHAMBERS GAS 156908 MIDDLETON, A. D. A/C #1 02468001 ANAHUAC 071 CHAMBERS GAS 155181 MIDDLETON, A. D. A/C #1 02468001 ANAHUAC 071 CHAMBERS GAS 151057 MIDDLETON, A. D. A/C #1 02468001 ANAHUAC 071 CHAMBERS GAS 265024 MIDDLETON, A. D. A/C #4 24433225 DEVILLIER (LOX B) 071 CHAMBERS GAS 166780 MIDDLETON, A. D. A/C 1 02468001 ANAHUAC 071 CHAMBERS GAS 170096 MIDDLETON, A. D. A/C 1 02468590 ANAHUAC (HETEROSTEGINA) 071 CHAMBERS GAS 167571 MIDDLETON, A. D. A/C 1 02475503 ANAHUAC, W. (MARGINULINA "A") 071 CHAMBERS GAS 205163 MIDDLETON, A. D. A/C 1 02468150 ANAHUAC (FB A-2, FRIO 12) 071 CHAMBERS GAS 166834 MIDDLETON, A. D. A/C 1 02468001 ANAHUAC 071 CHAMBERS GAS 165953 MIDDLETON, A. D. A/C 1 02468001 ANAHUAC 071 CHAMBERS GAS 161831 MIDDLETON, A. D. A/C 1 02468001 ANAHUAC 071 CHAMBERS GAS 161881 MIDDLETON, A. D. A/C 1 02468001 ANAHUAC 071 CHAMBERS GAS 151072 MIDDLETON, A. D. A/C 1 02468001 ANAHUAC 071 CHAMBERS GAS 150475 MIDDLETON, A. D. A/C 1 02468001 ANAHUAC 071 CHAMBERS GAS 198923 MIDDLETON, A. D. A/C 1 02468020 ANAHUAC (CHGD. SHALLOW SDS.) 071 CHAMBERS GAS 058131 MIDDLETON, A.D. 02468001 ANAHUAC 071 CHAMBERS GAS 135727 MIDDLETON, A.D. A/C # 1 02468150 ANAHUAC (FB A-2, FRIO 12) 071 CHAMBERS GAS 007883 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 263101 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 228438 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 083431 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 007892 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 061802 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 007890 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 007891 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 007885 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 007876 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 066733 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 070633 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 007878 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 007868 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 070634 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 071057 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 007874 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 007865 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 071081 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 082312 PLEDGER GAS FIELD UNIT 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 131637 PLEDGER GFU 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 189218 PLEDGER GU 1 71940142 PLEDGER (FRIO 6500-6800) 039 BRAZORIA GAS 085635 PLEDGER GU 1 71940200 PLEDGER (FRIO 7260) 039 BRAZORIA



03 847710 TEXAS PETROLEUM INVESTMENT CO. GAS 137373 SMITH, T.L. JR. 71940854 PLEDGER (MIOCENE 5100 B) 039 BRAZORIA GAS 250524 SUN FEE 67955200 OYSTER CREEK (6420 SAND) 039 BRAZORIA GAS 271066 SUN FEE 67955210 OYSTER CREEK (6450 SAND) 039 BRAZORIA GAS 070130 SUN FEE 67955300 OYSTER CREEK (FRIO 7100) 039 BRAZORIA GAS 152644 SUN FEE 67955300 OYSTER CREEK (FRIO 7100) 039 BRAZORIA GAS 065269 SUN FEE 67955300 OYSTER CREEK (FRIO 7100) 039 BRAZORIA GAS 159226 TEXACO FEE 4598 84693001 SOUR LAKE 199 HARDIN GAS 166371 TYRRELL, W. C. 02475503 ANAHUAC, W. (MARGINULINA "A") 071 CHAMBERS GAS 176741 TYRRELL, W. C. TR. 02475500 ANAHUAC, W. (MARGINULINA) 071 CHAMBERS GAS 172226 TYRRELL, W. C. TR. 02468001 ANAHUAC 071 CHAMBERS GAS 171963 TYRRELL, W. C. TR. 02468001 ANAHUAC 071 CHAMBERS GAS 168006 TYRRELL, W. C. TRUST 02475503 ANAHUAC, W. (MARGINULINA "A") 071 CHAMBERS GAS 170152 TYRRELL, W. C. TRUST 02468590 ANAHUAC (HETEROSTEGINA) 071 CHAMBERS GAS 177244 TYRRELL, W. C. TRUST 02475503 ANAHUAC, W. (MARGINULINA "A") 071 CHAMBERS GAS 084500 TYRRELL, W.C. TR. 02468001 ANAHUAC 071 CHAMBERS GAS 154525 WHITE, R. M. 02475510 ANAHUAC, W. (MARG. 2) 071 CHAMBERS GAS 191838 WHITE, R. M. 02468670 ANAHUAC (MIOCENE 1-B) 071 CHAMBERS GAS 191840 WHITE, R. M. 02468676 ANAHUAC (MIOCENE 6-C) 071 CHAMBERS GAS 109497 WHITE, R.M. 02468960 ANAHUAC (1400) 071 CHAMBERS GAS 071949 WHITE, R.M. 02468001 ANAHUAC 071 CHAMBERS GAS 173738 WILCOX, G. C. 02468590 ANAHUAC (HETEROSTEGINA) 071 CHAMBERS GAS 058627 WILCOX,G.C. 02468001 ANAHUAC 071 CHAMBERS GAS 086109 WISCH-SAINT UNIT 71940135 PLEDGER (CAYCE 7650) 039 BRAZORIA GAS 125994 WISCH-SAINT UNIT 71940195 PLEDGER (FRIO 7220) 039 BRAZORIA GAS 093453 WISCH-SAINT UNIT 71940133 PLEDGER (CARTER 7940) 039 BRAZORIA GAS 130752 ZAPPE, MARIE 02468807 ANAHUAC (MIOCENE 16 L.,NORTH) 071 CHAMBERS GAS 244980 ZAPPE, MARIE 02468842 ANAHUAC (MIOCENE 18-B) 071 CHAMBERS GAS 200663 ZAPPE, MARIE 02468820 ANAHUAC (MIOCENE 17) 071 CHAMBERS GAS 200677 ZAPPE, MARIE 02468800 ANAHUAC (MIOCENE 16) 071 CHAMBERS GAS 151429 ZAPPE, MARIE 02468001 ANAHUAC 071 CHAMBERS GAS 115737 ZAPPE, MARIE 02468060 ANAHUAC (DISCORBIS 6200) 071 CHAMBERS GAS 168014 ZAPPE, MARIE 02468001 ANAHUAC 071 CHAMBERS GAS 157695 ZAPPE, MARIE 02468001 ANAHUAC 071 CHAMBERS GAS 177390 ZAPPE, MARIE ET AL 02475503 ANAHUAC, W. (MARGINULINA "A") 071 CHAMBERS GAS 170906 ZAPPE, MARIE ET AL 02475503 ANAHUAC, W. (MARGINULINA "A") 071 CHAMBERS GAS 166742 ZAPPE, MARIE ET AL 02475503 ANAHUAC, W. (MARGINULINA "A") 071 CHAMBERS 03 848014 TEXAS SOUTHERN RESOURCES, INC. OIL 18603 MCWHORTER, G. S. 44640275 IOLA (GEORGETOWN) 185 GRIMES GAS 103263 JAMES, A.M. 44640400 IOLA (SUB-CLARKSVILLE) 185 GRIMES 03 848243 TEXAS TRINITY ENERGY COMPANY INC GAS 124531 SAMUEL, R. E. ET AL 14569200 CADWALLADER (200) 471 WALKER 03 848310 TEXAS VANGUARD OIL COMPANY OIL 20794 BEHRENS-GLOGER #2 82265500 SERBIN (TAYLOR SAND) 021 BASTROP 03 848438 TEX-ATIC RESOURCES, INC. GAS 175554 WRIGHT-BEST 67524675 ORANGE HILL, S.(WILCOX 11000) 015 AUSTIN 03 848475 TEXCOLADA OIL CO. OIL 02394 WELLES, W. T. EST. ETAL 43464001 HUMBLE 201 HARRIS 03 849765 TEX-LEE OPERATING COMPANY OIL 16201 BESSIE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18202 BESSIE 34733600 GIDDINGS (BUDA) 287 LEE



03 849765 TEX-LEE OPERATING COMPANY OIL 22606 BLASIG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15125 BURNS, JAMES 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18156 COFFIELD-LOFTIN 24833300 DIME BOX (NAVARRO) 287 LEE OIL 18483 DAWSEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13167 DODD, BERT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19284 DROEMER, W.C. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 16817 DRY HOLE 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22592 FARRACK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16193 FLECK 34733600 GIDDINGS (BUDA) 149 FAYETTE OIL 20082 GALIPP, HAROLD 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 12877 GINGER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21053 HARRIS-HOLLOWAY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11971 HOOTKINS, SUSIE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19060 JONES, LINDA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15772 KASPER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14446 KELLY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18512 LUCKY "V" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22070 LUECKE, ALBERT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13240 LUECKE, AUGUST 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 18878 LUECKE, FRED 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13931 LUECKE, JIMMIE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12561 LUECKE, KAREN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20249 LUECKE, LEONA 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 12295 LUECKE, SUSAN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23938 MATTHIJETZ 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 14146 MCCLANAHAN, L.R. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22687 PETERS 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 15149 PETERS, B. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13013 PIETSCH 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22196 RICHTER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14300 SCHAUTSCHICK UNIT A 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14528 SOLOMON 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16938 SYD 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19034 TITUS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21859 VESTA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24388 WENKE UNIT A 34733600 GIDDINGS (BUDA) 287 LEE OIL 22701 WEYAND-HAYS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13871 WEYAND, NOLA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13397 WILMA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE GAS 093892 LEWIS 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 140301 MIKESKA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE 03 850837 TEXPLORATION OIL 25445 TEXPLORATION 10229001 BOLING 481 WHARTON 03 850872 TEXRON OPERATING, LLC OIL 23222 TEXACO FEE (EAST) 73740058 QUICKSAND CREEK (WILCOX) 351 NEWTON 03 851066 THARP OPERATING COMPANY OIL 15888 ARCO-LAIRD 79839800 SALLY WITHERS LAKE (3650) 241 JASPER 03 855545 THOMPSON, E. P. OIL 02389 PARAFFINE OIL CORP. 43464001 HUMBLE 201 HARRIS 03 857119 THORP PETROLEUM CORPORATION



03 857119 THORP PETROLEUM CORPORATION OIL 23824 TEXAS NORTHERN RAILWAY 36728200 GREENS BAYOU (FRIO 6450) 201 HARRIS 03 857661 THREE FORKS OPERATING CO, LLC OIL 22829 HRI - WEISE A 64439600 NANCY-DIANNE (WILCOX 3160) 287 LEE OIL 20304 WEISE "A" 82265500 SERBIN (TAYLOR SAND) 287 LEE 03 860554 TIMBERWOLF ENERGY, INC. OIL 24383 HOWARD 19704500 COLLINS LAKE S. (FR10 9800) 039 BRAZORIA GAS 173198 HOLY COMFORTER UNIT 02886165 ANGLETON, SOUTH (F-9 BLOCK D) 039 BRAZORIA GAS 199711 HOLY COMFORTER UNIT 2 00006001 WILDCAT 039 BRAZORIA GAS 152680 HOWARD NO. 1 GU 02886055 ANGLETON, S. (F-4 FB-AZ) 039 BRAZORIA GAS 154623 HOWARD NO. 2 GU 02886055 ANGLETON, S. (F-4 FB-AZ) 039 BRAZORIA GAS 213143 MUNSON UNIT 02886600 ANGLETON, SOUTH (12,100 FRIO) 039 BRAZORIA GAS 187135 MUNSON UNIT 19697568 COLLINS LAKE (HACKBERRY 11,500) 039 BRAZORIA GAS 188377 MUNSON UNIT 19697430 COLLINS LAKE (FRIO 11,400 FB-B) 039 BRAZORIA GAS 213140 WILLIAMSON 02886210 ANGLETON, S. (FRIO 13 FB-B) 039 BRAZORIA GAS 176024 WILLIAMSON 02886055 ANGLETON, S. (F-4 FB-AZ) 039 BRAZORIA GAS 224124 WILLIAMSON 02886055 ANGLETON, S. (F-4 FB-AZ) 039 BRAZORIA GAS 158703 WILLIAMSON 02286211 ANGLETON, S. (FRIO 13 FB-C) 039 BRAZORIA GAS 173119 WILLIAMSON-RETRIEVE UNIT NO. 1 02886165 ANGLETON, SOUTH (F-9 BLOCK D) 039 BRAZORIA GAS 193463 WILLIAMSON, ET AL 02886600 ANGLETON, SOUTH (12,100 FRIO) 039 BRAZORIA 03 860826 TITAN ALLEN DOME LLC OIL 06476 REESE, J. T. 01657001 ALLEN DOME 039 BRAZORIA OIL 12471 REESE, J.T.-STATE LEASE 74684 01657001 ALLEN DOME 039 BRAZORIA 03 860839 TITAN PARTNERS, INC. OIL 25518 CLOPTON,WALTER 00006001 WILDCAT 185 GRIMES 03 860910 TNT OIL COMPANY OIL 07979 HEBERT, LULA, HEIRS 84693001 SOUR LAKE 199 HARDIN 03 861695 TOMAHAWK PETROLEUM OIL 09989 FARRER-MINCHEN OIL UNIT 09846568 BLUE LAKE, W. (8350 FB-A) 039 BRAZORIA OIL 11506 WEST BLUE LAKE UNIT NO. 1 09846568 BLUE LAKE, W. (8350 FB-A) 039 BRAZORIA 03 862619 TOR ENERGY, LLC OIL 17954 COFFIELD "B-7A" 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 862750 TORTUGA OPERATING COMPANY OIL 20095 ADAMS, GEO. B. 90628568 TOMBALL, W. (TRESELER -A- SD) 201 HARRIS OIL 04365 ADAMS, GEO. B. 90628142 TOMBALL, W. (ADAMS) 201 HARRIS OIL 04373 ADAMS, GEORGE B. 90628426 TOMBALL, W. (TRESELER) 201 HARRIS OIL 04333 ALSOBROOK, M. M. 90620001 TOMBALL 201 HARRIS OIL 08393 BEELER, CHAS. 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 09407 CARREL, W. A. 90620667 TOMBALL (SCHULTZ CENTRAL) 201 HARRIS OIL 04364 COLEMAN, C. L. O/A 90628142 TOMBALL, W. (ADAMS) 201 HARRIS OIL 04372 COLEMAN, C. L. O/A 90628426 TOMBALL, W. (TRESELER) 201 HARRIS OIL 04345 DOUGHTIE, S. T. 90620001 TOMBALL 201 HARRIS OIL 18625 FARIS, C.P. 90620001 TOMBALL 201 HARRIS OIL 04368 HILLEGEIST 90628426 TOMBALL, W. (TRESELER) 201 HARRIS OIL 08394 KEY, J. J. 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 08397 LEWIS, SAM 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 22546 LEWIS, SAM 90620391 TOMBALL (MICHEL) 201 HARRIS OIL 06792 LEWIS, SAM 90620299 TOMBALL (LEWIS 5930) 201 HARRIS OIL 10792 MARTENS, HULDA 90620184 TOMBALL (HIRSCH, NW.) 201 HARRIS OIL 10465 MARTENS, HULDA 90620001 TOMBALL 201 HARRIS OIL 04369 MATLAGE, THEO. 90628426 TOMBALL, W. (TRESELER) 201 HARRIS



03 862750 TORTUGA OPERATING COMPANY OIL 08396 METZLER, E. A. 90620782 TOMBALL (SCHULTZ SE.) 201 HARRIS OIL 09431 MUELLER, E. E. 90620667 TOMBALL (SCHULTZ CENTRAL) 201 HARRIS OIL 09254 PETRICH, THERESA 90620184 TOMBALL (HIRSCH, NW.) 201 HARRIS OIL 18956 PUGH, J. ET AL 90620001 TOMBALL 201 HARRIS OIL 04339 RUDEL, C. R. 90620001 TOMBALL 201 HARRIS OIL 09414 SCHERER, GEO. 90620667 TOMBALL (SCHULTZ CENTRAL) 201 HARRIS OIL 04374 TRESELER, LILLIE 90628426 TOMBALL, W. (TRESELER) 201 HARRIS GAS 130120 BRAUTIGAM GAS UNIT 23861625 DECKERS PRAIRIE (PITTS) 201 HARRIS GAS 155401 BRAUTIGAM GAS UNIT 90620470 TOMBALL (MIOCENE 1450) 201 HARRIS GAS 008548 BURKETT, JEWELL H. 90620023 TOMBALL (COCKFIELD) 201 HARRIS GAS 127728 BURLINGTON RI RR 90620276 TOMBALL (KOBS) 201 HARRIS GAS 109010 COLEMAN O/A,C.L. 90628284 TOMBALL, WEST (HOCKLEY) 201 HARRIS GAS 171454 COLEMAN, O/A, C.L. 90620529 TOMBALL (MIOCENE 2400) 201 HARRIS GAS 271178 DOUGHTIE, S. T. 90620138 TOMBALL (COCKFIELD 5400) 201 HARRIS GAS 068899 DOUGHTIE, S. T. 90620230 TOMBALL (JACKSON 4400) 201 HARRIS GAS 119794 FARIS, C. P. 90620560 TOMBALL (MIOCENE 3400) 201 HARRIS GAS 118162 HILLEGEIST, E 90620555 TOMBALL (MIOCENE 3150) 201 HARRIS GAS 115260 HILLEGEIST, E. 90620276 TOMBALL (KOBS) 201 HARRIS GAS 118164 HILLEGEIST, E. 90620828 TOMBALL (SID MOORE) 201 HARRIS GAS 083224 HILLEGEIST, E. TRACT 2 90620276 TOMBALL (KOBS) 201 HARRIS GAS 076284 HILLEGIST, E. TR. 2 90620759 TOMBALL (SCHULTZ N.W.) 201 HARRIS GAS 121767 HIRSCH, WM 90620552 TOMBALL (MIOCENE 2700) 201 HARRIS GAS 068593 LEWIS, SAM 90620276 TOMBALL (KOBS) 201 HARRIS GAS 146993 MAGNOLIA REALTY 90620138 TOMBALL (COCKFIELD 5400) 201 HARRIS GAS 129250 MAGNOLIA REALTY 90620927 TOMBALL (VICKSBURG 4050) 201 HARRIS GAS 189303 MAGNOLIA REALTY 90620470 TOMBALL (MIOCENE 1450) 201 HARRIS GAS 110675 MARTENS, HULDA 90620621 TOMBALL (PETRICH, NW.) 201 HARRIS GAS 069380 MARTENS, HULDA 90620759 TOMBALL (SCHULTZ N.W.) 201 HARRIS GAS 153976 MARTENS, HULDA 90620490 TOMBALL (MIOCENE 1750) 201 HARRIS GAS 008592 MUELLER, E. E. 90620943 TOMBALL (WILCOX 8400) 201 HARRIS GAS 146997 MUELLER, E. E. 90620555 TOMBALL (MIOCENE 3150) 201 HARRIS GAS 147224 MUELLER, E. E. 90620138 TOMBALL (COCKFIELD 5400) 201 HARRIS GAS 091313 PETRICH, THERESA 90620069 TOMBALL (COCKFIELD UPPER 1-5300) 201 HARRIS GAS 103729 PETRICH, THERESA 90620276 TOMBALL (KOBS) 201 HARRIS GAS 131895 PETRICH, THERESA 90620560 TOMBALL (MIOCENE 3400) 201 HARRIS GAS 105887 PETRICH, THERESA 90620552 TOMBALL (MIOCENE 2700) 201 HARRIS GAS 213934 PETRICH, THERESA 90620529 TOMBALL (MIOCENE 2400) 201 HARRIS GAS 051346 ROBERTSON, HAZEL 90620001 TOMBALL 201 HARRIS GAS 121561 RUDEL, C. R. 90620110 TOMBALL (COCKFIELD UPPER 5500SW) 201 HARRIS GAS 126631 SCHERER, W. B. 90620230 TOMBALL (JACKSON 4400) 201 HARRIS GAS 160023 SCHERER, W. B. 90620553 TOMBALL (MIOCENE 2700 FB-A) 201 HARRIS GAS 199860 SCHULTZ, E. "A" 90620001 TOMBALL 201 HARRIS GAS 008549 TOMBALL GAS UNIT -A- METZLER 90620276 TOMBALL (KOBS) 201 HARRIS GAS 136444 TOMBALL GAS UNIT 7 90620075 TOMBALL (COCKFIELD,UP 1-5300,SE) 201 HARRIS GAS 096043 TOMBALL GU 7 90620092 TOMBALL (COCKFIELD UPPER 5500) 201 HARRIS GAS 008584 TOMBALL GU 7 90620092 TOMBALL (COCKFIELD UPPER 5500) 201 HARRIS GAS 008585 TOMBALL GU 8 90620092 TOMBALL (COCKFIELD UPPER 5500) 201 HARRIS GAS 008544 TOMBALL GU 8 90620069 TOMBALL (COCKFIELD UPPER 1-5300) 201 HARRIS GAS 180658 TRESELER, LILLIE 90628284 TOMBALL, WEST (HOCKLEY) 201 HARRIS GAS 063830 TRESELER, LILLIE 90628284 TOMBALL, WEST (HOCKLEY) 201 HARRIS



03 862750 TORTUGA OPERATING COMPANY GAS 031001 TRESSLER, LILLIE 90628284 TOMBALL, WEST (HOCKLEY) 201 HARRIS 03 863725 TR OFFSHORE, LLC GAS 075924 STATE TRACT 520-L, NE/4 27964730 EL GORDO (12300) 321 MATAGORDA GAS 070868 STATE TRACT 520-L, NW/4 27964255 EL GORDO (MIOCENE) 321 MATAGORDA GAS 071459 STATE TRACT 520-L, NW/4 27964650 EL GORDO (11800) 321 MATAGORDA GAS 202761 STATE TRACT 520L NW/4 27964255 EL GORDO (MIOCENE) 321 MATAGORDA 03 864050 TRACY CO. OIL 12581 ANDERSON, F.C. ET AL 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 12031 KEYZ(T-547) 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 13799 SANDERS, L.J. 97504500 WILLARD, SE (NAVARRO B) 051 BURLESON 03 864296 TRADITION RESOURCES OPER, LLC OIL 25366 ADIRONDACK TIMBER 24448100 DEVILS POCKET (LOWER WILCOX) 351 NEWTON GAS 256972 APOLONIA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 235076 MARLIN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 246228 MARLIN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 256702 WALKOVIAK UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 261187 WRANGLER 34773550 GIDDINGS (AUSTIN CHALK, GAS) 185 GRIMES GAS 229729 YEGUA PROPERTIES UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON 03 864416 TRANSATLANTIC PETR (USA) CORP. OIL 23385 DONNER 39426125 HARTBURG, NW. (HACKBERRY-1ST) 351 NEWTON 03 864483 TRANSOIL, INC. OIL 05239 BARNGROVER, GEORGIE, JR. O/A 43381001 HULL 291 LIBERTY OIL 15175 PICKETT, E.B./DEVINE 53498001 LIBERTY, SOUTH 291 LIBERTY 03 864806 TRANS-PECOS RESOURCES, INC. OIL 17252 MABRY 05651438 BARBERS HILL (YEGUA 10,300, S.) 071 CHAMBERS OIL 23287 SUN FEE 84693001 SOUR LAKE 199 HARDIN 03 864898 TRANSWESTERN ENERGY CORP. OIL 13485 ARCO-CASTILLO 07479750 BESSMAY (YEGUA 5TH) 241 JASPER OIL 12687 NANTZ, SALLIE R. ET AL 79839800 SALLY WITHERS LAKE (3650) 241 JASPER OIL 11612 NANTZ, SALLIE RICHARDSON, ET AL 13285500 BUNA (YEGUA 7300) 241 JASPER OIL 16153 RICHARDSON, BELLE ET AL 79825575 SALLY WITHERS, W. (9850) 241 JASPER OIL 17057 RICHARDSON, BELLE ET AL 79825500 SALLY WITHERS, WEST (WILCOX) 241 JASPER OIL 10664 SHEPPERD, WM. M. 22464500 CYPRESS CREEK, N. (7885) 351 NEWTON 03 865452 TRATON OPERATING COMPANY OIL 25839 VANGUARD 06115001 BATSON NEW 199 HARDIN 03 866706 TREADSTONE ENERGY PARTNERS, LLC OIL 24971 FORREST 00006001 WILDCAT 313 MADISON OIL 26192 FORREST 32210525 FT. TRINIDAD (LEWISVILLE "A") 313 MADISON OIL 26050 FORREST 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON OIL 25405 FORREST 32177625 FORT TRINIDAD, SW.(GLEN ROSE-B-) 313 MADISON OIL 25522 MAPLES 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 07002 MAPLES, J. N. 32156355 FORT TRINIDAD (EDWARDS) 225 HOUSTON OIL 23281 SEVEN J STOCK FARM 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 12185 SEVEN J STOCK FARM INC. 32157550 FT. TRINIDAD, E. (EDWARDS B) 225 HOUSTON OIL 24680 SEVEN J STOCK FARM, INC. 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 24858 SEVEN J.STOCK FARMS INC. 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 24853 SHELLY 32157071 FORT TRINIDAD, EAST (BUDA) 225 HOUSTON OIL 26285 W FORREST 32157071 FORT TRINIDAD, EAST (BUDA) 313 MADISON GAS 031531 ALLIANCE TRUST CO. -A- 32156781 FORT TRINIDAD (GLEN ROSE -E-) 313 MADISON GAS 032718 BRUTON 7 UNIT 32157852 FT. TRINIDAD, E. (GLEN ROSE E) 225 HOUSTON



03 866706 TREADSTONE ENERGY PARTNERS, LLC GAS 226891 BRUTON 7 UNIT 32157781 FT. TRINIDAD, E. (GLEN ROSE D) 225 HOUSTON GAS 032744 BRUTON, W. T., ESTATE 32157781 FT. TRINIDAD, E. (GLEN ROSE D) 225 HOUSTON GAS 033418 CARTER-FORREST UNIT 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 313 MADISON GAS 032737 CARTER, ELIJAH L., UNIT -B- 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 313 MADISON GAS 032741 CROWSON, EFFIE, UNIT 32157781 FT. TRINIDAD, E. (GLEN ROSE D) 225 HOUSTON GAS 032739 FORREST-STATE UNIT 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 313 MADISON GAS 032362 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 032363 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 032364 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 032365 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 032366 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 032367 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 032368 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 032369 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 032371 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032372 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032373 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032374 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032375 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032376 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032377 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032379 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032381 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032382 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032384 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032385 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032386 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032387 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 032388 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 032389 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 225 HOUSTON GAS 032391 FT.TRINIDAD UPPER GLEN ROSE UNIT 32156852 FORT TRINIDAD (GLEN ROSE, UPPER) 313 MADISON GAS 031528 HYDE, J. H. 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 225 HOUSTON GAS 032742 LITTLE, L. A., UNIT 32157781 FT. TRINIDAD, E. (GLEN ROSE D) 225 HOUSTON GAS 031389 SEVEN-J STOCK FARM, INC. 32157852 FT. TRINIDAD, E. (GLEN ROSE E) 225 HOUSTON GAS 032740 SOUTHLAND UNIT 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 225 HOUSTON GAS 031529 WAKEFIELD & HARRISON -A- 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 313 MADISON 03 867578 TREK RESOURCES, INC. OIL 26044 BIG CREEK PARK 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON GAS 200964 BIG CREEK PARK 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 032738 FORREST, W. M., -B- 32191333 FORT TRINIDAD, W. (GLEN ROSE B) 313 MADISON GAS 221158 LAUDERDALE 07728600 BIG -A- TAYLOR 051 BURLESON 03 868280 TRES OPERATING CO., LLC OIL 24990 STURGES 12306001 BROOKSHIRE 473 WALLER 03 868305 TRES PALACIOS GAS STORAGE LLC OIL 25052 TRULL 57562001 MARKHAM 321 MATAGORDA 03 868622 TRI-C RESOURCES, LLC OIL 25943 HANKAMER FOUNDATION 33508500 G. HERBST (11400 WILCOX) 351 NEWTON GAS 194900 LEHRER 27316970 EASTER (15120) 089 COLORADO GAS 199076 LEHRER 27316970 EASTER (15120) 089 COLORADO GAS 263905 TYLER 53915500 LISSIE (WILCOX M) 481 WHARTON



03 868745 TRIANGLE PETROLEUM SERVICE CO. OIL 04881 BEST, JIM 43381001 HULL 291 LIBERTY OIL 16950 COLLIER, DAVID ET AL 43381001 HULL 291 LIBERTY 03 868790 TRIANGLE THREE RESOURCES L.L.C. OIL 26279 CROW 06115001 BATSON NEW 000 0000000000000 OIL 24973 FRIETSCH 12306001 BROOKSHIRE 473 WALLER OIL 24499 KARBER 12306001 BROOKSHIRE 473 WALLER OIL 24988 KURATTI 12306001 BROOKSHIRE 473 WALLER OIL 25446 MONTGOMERY 12306001 BROOKSHIRE 473 WALLER 03 868839 TRIASIS OPERATING, INC. OIL 02284 PATRICK, R. D. 43381001 HULL 291 LIBERTY 03 868860 TRIAX ENERGY LLC OIL 09020 BLAUW-RUIDENGA UNIT 86429598 STOWELL (SULLIVAN LF) 245 JEFFERSON 03 869915 TRI-STAR PETROLEUM CORP. OIL 10367 KAHN, B. R. 38693001 HANKAMER 291 LIBERTY 03 870001 TRINITY ENVIRONMNTL SVCS, L.L.C. OIL 24078 MCFADDIN, WM 63157001 MOSS BLUFF 291 LIBERTY OIL 24098 TRINITY STORAGE SERVICES 63157001 MOSS BLUFF 291 LIBERTY 03 870333 TRINITY RIVER OPERATING COMPANY OIL 10274 CHAMBERS SWDS-1 91959001 TURTLE BAY 071 CHAMBERS OIL 17568 CITIES SERVICE 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 16705 EXXON FISHER 53498001 LIBERTY, SOUTH 291 LIBERTY GAS 113718 CHAMBERS, C. J. 91959810 TURTLE BAY (RIP SAND) 071 CHAMBERS GAS 114790 PATTILLO, W. L. 91959810 TURTLE BAY (RIP SAND) 071 CHAMBERS 03 870413 TRIPLE ENERGY CORPORATION OIL 13700 PALMER ET AL 43381001 HULL 291 LIBERTY 03 870460 TRIPLE "B" PRODUCTION DRLG INC OIL 21140 1966 PARTNERSHIP 56204250 M. GASTON (CARRIZO -B-) 455 TRINITY 03 871101 TRISTAR EXPLORATION, INC OIL 24629 HENCK "A" 81037880 SARAH WHITE (10900) 167 GALVESTON OIL 23728 ISABEL B. MARTIN UNIT 17418600 CHENANGO (8700) 039 BRAZORIA GAS 197627 HENCK "A" 81038850 SARAH WHITE, EAST (FRIO 11200) 167 GALVESTON 03 871168 TRIVIUM OPERATING, LLC OIL 26269 BROWN 32157568 FORT TRINIDAD, EAST (GEORGETOWN) 225 HOUSTON OIL 26264 ORL GR UNIT 32156710 FORT TRINIDAD (GLEN ROSE -D-) 225 HOUSTON GAS 097053 ACKLEY, DAN 32156710 FORT TRINIDAD (GLEN ROSE -D-) 225 HOUSTON GAS 271053 DAN ACKLEY B 32156710 FORT TRINIDAD (GLEN ROSE -D-) 225 HOUSTON GAS 097051 KENNON 32172550 FT. TRINIDAD, NE. (GLENROSE, UP) 225 HOUSTON GAS 097997 ST. REGIS PAPER CO. "C" 32156710 FORT TRINIDAD (GLEN ROSE -D-) 225 HOUSTON 03 871169 TRIVISTA OPERATING LLC OIL 22177 ACT RANCH 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19900 ALBRECHT 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19998 AMG UNIT 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 23423 ARLDT 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 23479 ARLDT "A" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 23480 ARLDT B 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20101 BARKER HEIRS #2 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20135 BARKER HEIRS #3 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20416 BEARD 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20122 BEHRENS FAMILY 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 22684 BEHRENS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 021 BASTROP



03 871169 TRIVISTA OPERATING LLC OIL 23700 BEHRENS-GLOGER 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 23726 BEHRENS-O'BRIEN #2 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 21132 BEHRENS-OBRIEN #3 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20121 BEHRENS, ANGELYNE 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19784 BEHRENS, CONRAD 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19881 BEHRENS, WILLARD 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20798 BELL, HENRY 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 22215 BLASIG 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 23143 BLASIG A 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 22245 CALVIN JR. 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20792 CAMPBELL ET AL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19882 CAMPBELL, THOMAS 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20496 CHRISTIANSEN ET AL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19736 CONLEY 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20723 COOK A 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20159 COOK, W. S. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19987 COOK, WALTER 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 22931 DENMAN 34733500 GIDDINGS (AUSTIN CHALK-3) 185 GRIMES OIL 21952 DERNEHL #1-H 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19354 DOMASCHK, LOUIS 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 21155 DUNGAN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20368 ECHO-VEHRENKAMP 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19906 ECHO-WACHSMANN 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 23701 ELKINS, DANIEL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20175 ELMO SCHULZE 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19620 FARRACK, HERBERT 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19632 FISCHER 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 21278 FISCHER, GERTRUDE 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 21700 FISCHER, GERTRUDE #3 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19508 FISCHER, MARTIN 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19725 FISCHER, W.P. 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 13127 FRANKS, DELMUS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22156 GENE #2-H 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23052 GLONA, C. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19754 GLONA, CHARLES ET AL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19367 GROESCHEL, LEONARD ET AL UNIT 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19751 GRUETZNER, M.C. 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19858 H & P RANCH 'A' 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19843 H&P RANCH 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 21024 HAMFF 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19631 HERBERT TREUDE 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19971 HORN 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20230 HORN/WYNN 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 22161 JACKIE #3-H 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20483 JANIS UNIT 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19564 KASPER 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19692 KASPER "A" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19701 KASPER "B" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 21088 KASPER, MILTON 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19667 KING, W.S. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP



03 871169 TRIVISTA OPERATING LLC OIL 20721 KING, W.S. ET AL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19852 KOVAR 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19520 LEHMANN, D.J. 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20706 LIVE OAK 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 21682 LLOYD #1-H 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19582 LORENZ 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20150 LORENZ, ADELIA ET AL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20186 LORENZ, ALFRED 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 21292 LORENZ, GERTRUDE 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 21258 MAHONEY 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19761 MAHONEY, JOHN 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20497 MAHONEY, JOHN A 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20501 MAHONEY, JOHN B 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19691 MARKERT 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20767 MARQUIS 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20003 MERSIOVSKY 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19554 MERTINK 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20031 MERTINK #3 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19930 MEUTH "A" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20418 MEUTH-GLONA ET AL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 23598 MEUTH, BEN #3 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20484 MEUTH, BEN #4 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20722 MEUTH, BEN #5 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19617 MEUTH, BEN #6 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20325 MEUTH, BEN 1 & 1A 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20640 MEUTH, BEN 2 & 2A 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19368 MEUTH, FRANK ET AL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20222 MILROSE-COOK 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19604 MILROSE-MARQUIS 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19595 MILROSE-MYRICK 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19435 MITTASCH, CAROL L. ET AL 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19379 MONROE STEGLICH UNIT 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 14506 MOORE, JAMES A. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19578 NOACK 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19849 PAFFEN 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19547 PESCHKE, OLGA 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20007 PESCHKE, OLGA ET AL 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 22987 PESCHKE, R. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19999 PESCHKE, ROYCE ET AL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19486 PETERS 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19499 PETERS "A" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19777 PETZOLD 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19909 PETZOLD "A" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19989 PETZOLD "B" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 12517 PETZOLD, BETTY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20989 PIN OAK 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 21077 PIN OAK "A" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19885 PRINCETON LUCAS 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19779 RAMSEL-FALKE "B" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 21235 RICHTER 82265500 SERBIN (TAYLOR SAND) 287 LEE



03 871169 TRIVISTA OPERATING LLC OIL 23273 RICHTER, GERTRUDE 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19851 RICHTER, HERBERT 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20048 ROITSCH 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20236 ROITSCH "A" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19414 RUDOLF LORENZ 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19812 SCHUELER 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19785 SCHUELER, E. UNIT 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19870 SCHUELER, E. UNIT "A" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19602 SCHULZE 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19861 SCHULZE "A" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19928 SCHULZE, MINNIE 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20066 SERBIN 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20911 SPRETZ 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20507 STEGLICH ET AL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 23086 STEGLICH, MONROE #3 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19776 STEINBACH "C" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20816 STEINBACH "D" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20835 STEINBACH "E" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20964 STEINBACH "F" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 24937 STUERMER HEIRS 47756600 JUSTICE (5450 WILCOX) 149 FAYETTE OIL 20262 SUMMERS TRUST 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19689 SUMMERS, EDWARD ET AL UNIT 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20146 TABITHA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20170 TAYLOR 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19318 WEISE 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20275 WEISE "A" 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20033 WEISE-SCHULZE 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19935 WEISE, A. E. 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20315 WEISE, GILBERT 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 20019 WEISE, T.J. 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 22322 WILCOX 32274800 FORTUNE SHOWDOWN (5400 WILCOX) 149 FAYETTE OIL 23168 WILCOX 'B' #1 32274800 FORTUNE SHOWDOWN (5400 WILCOX) 149 FAYETTE OIL 22109 WILCOX SWD 85911700 STEPHANIE (WILCOX) 149 FAYETTE OIL 22067 WILCOX 1A 47756600 JUSTICE (5450 WILCOX) 149 FAYETTE OIL 23249 WYNN. GUY #2 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19714 WYNN, GUY N. JR. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 20098 ZOCH 82265500 SERBIN (TAYLOR SAND) 021 BASTROP OIL 19635 ZOCH, E.A. 82265500 SERBIN (TAYLOR SAND) 287 LEE OIL 19681 ZOCH, JUDY STEGLICH ET AL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 216310 BEHRENS-GLOGER 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 225621 CARPENTER 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 129301 COOK, B. M. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 126963 COOK, KATHERINE E. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 127744 DWORACZYK 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 128434 ECHO-BLASIG 82265500 SERBIN (TAYLOR SAND) 287 LEE GAS 126971 ESCHBERGER -A- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 127839 ESCHBERGER -B- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 128239 ESCHBERGER -C- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 131661 FRERICH, LOUIS JR. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 144161 GLOGER, M. J. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP



03 871169 TRIVISTA OPERATING LLC GAS 141295 GLONA, OTTO 82265500 SERBIN (TAYLOR SAND) 287 LEE GAS 127303 GONZALES 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 139333 GONZALES, ET AL 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 128872 HALBADIER 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 128324 HOFFMAN 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 128498 HOFFMAN 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 127295 HOFFMAN ESTATE 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 126972 LIBERTY, EDWIN P. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 214837 LIBERTY, EDWIN P. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 127066 LIBERTY, EDWIN P. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 126970 MATTINGLY 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 127294 MATTINGLY 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 096314 MCELROY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 149900 MEUTH 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 126727 MIKULEC -A- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 129396 MIKULEC-NINK -A- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 129524 MIKULEC-NINK -B- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 129844 MIKULEC-NINK -B- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 130500 MIKULEC-NINK -B- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 131949 MIKULEC-NINK -C- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 141112 O'BRIAN, L.F. 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 170807 O'BRIEN, L. F. ET AL UNIT 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 133777 PETRASH-HARRIS -A- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 174980 PETRASH-HARRIS "A" 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 142358 RAMSEL-FALKE 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 131368 SAEGERT 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 128209 SAVANAH RIDGE UNIT 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 129843 SAVANAH RIDGE UNIT NO. 2 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 131154 SAVANAH RIDGE UNIT NO. 3 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 129302 STEIN, CAROLYN 82265500 SERBIN (TAYLOR SAND) 287 LEE GAS 126196 STEINBACH -A- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 129017 STEINBACH -B- 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 134502 STEINBACH G 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 144813 STEINBACH H 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 144812 STEINBACH I 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 174914 TSCHATSCHULA 82265500 SERBIN (TAYLOR SAND) 287 LEE GAS 144347 WEISER A 82265500 SERBIN (TAYLOR SAND) 287 LEE GAS 132236 WHITESIDE 82265500 SERBIN (TAYLOR SAND) 021 BASTROP GAS 128497 WYNN UNIT 82265500 SERBIN (TAYLOR SAND) 021 BASTROP 03 874695 TUSKAR (TEXAS), INC. OIL 18789 GARY, J.B. ET AL "E" 10233001 BOLING, SOUTH 481 WHARTON OIL 25196 H&L NEW GULF 10233001 BOLING, SOUTH 481 WHARTON OIL 05279 WEEMS, M. L. 10233001 BOLING, SOUTH 481 WHARTON OIL 25988 WEEMS, M.L. 10233001 BOLING, SOUTH 481 WHARTON 03 875194 TX OF&GC, LLC OIL 25755 JOE POMYKAL 11789001 BRENHAM 015 AUSTIN 03 875382 U.K. OIL CO. OIL 10298 HUDSON & BAIRD 61757400 MILTON (YEGUA COCKFIELD) 201 HARRIS 03 875426 U.S. DEPARTMENT OF ENERGY OIL 18154 U.S. DEPARTMENT OF ENERGY 07884001 BIG HILL 245 JEFFERSON



03 875426 U.S. DEPARTMENT OF ENERGY OIL 15330 U.S. DEPT. OF ENERGY 12707001 BRYAN MOUND 039 BRAZORIA 03 875431 U. S. OPERATING, INC. OIL 13035 BAIN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20874 BARBARA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21554 BASDEN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21755 BASDEN"B" 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 13988 BIRDIE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12970 BRENDA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15997 CAMILLE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11440 CARMEAN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24872 CARON 34733627 GIDDINGS (PECAN GAP) 287 LEE OIL 15826 CHARLOTTE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24179 CHERYL 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 12606 CHERYL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11994 CLEMENTS, LYNN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22786 CORA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13764 DAISY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18886 DARLENE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11649 DAVIS, MOLLIE C. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12554 DEBBIE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24912 DELTA DAWN 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 25262 DELTA DAWN (NAVARRO) 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 25033 DIRK 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 15399 DIRK 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13656 DORIS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15586 ERIN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13047 EVELYN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23071 FLORENCE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16063 FRANCIS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22835 GERDES 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17724 GERDES-BEST 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12350 GLADYS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12633 HALEY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12257 HARRIET 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25099 HARRIET (NAVARRO) 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 11835 HILLIARD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25761 IRENE 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 23856 JAN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25568 JANE 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 15585 JENEVA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13567 JENNIFER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20529 JENSEN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12589 JOAN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25233 JOAN 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 16901 KATIE "J" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15099 KERRY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25537 KERRY 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 16694 LASHARON 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11870 LOEWE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23160 MABEL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE



03 875431 U. S. OPERATING, INC. OIL 13939 MARGARET 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14976 MARY HELEN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17468 MAXYE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12548 MAY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19084 MCFARLAND, WILLIAM 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14620 MELISSA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15403 MILDRED 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16728 MOZELLE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16455 NORA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15651 PATRICIA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24690 PETERSON, NANCY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16708 PHYLLIS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13008 ROSE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24390 ROSE 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 24788 RUTHIE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13949 SARILYNN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13659 SELMA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16947 SHEILA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13112 SHIRLEY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12880 STACEY LEE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24711 SUSAN MARIE 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 20530 TILLI 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13976 TISH 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13660 TRACY 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12004 TRIGGER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19745 VICKI "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15483 VIRGINIA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE GAS 090409 DONNA 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 128600 GERDES 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 207578 GERDES-BEST 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 082185 JAN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 083135 MAXYE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 165932 PETERSON, NANCY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 097272 ROY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 082260 RUTHIE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 154704 SHARON 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 075992 TISH 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE 03 875575 UBETCO, INC. OIL 11858 DYER 65607500 NOACK COW HERD (3460) 051 BURLESON 03 875633 ULTRA OIL & GAS, INC. OIL 25489 GARTNER, G.W., JR. ET AL 00006001 WILDCAT 039 BRAZORIA 03 875778 UNDERGROUND SERVICES MARKHAM,LLC OIL 11292 HILTPOLD 57562001 MARKHAM 321 MATAGORDA OIL 11293 HUDSON 57562001 MARKHAM 321 MATAGORDA OIL 11722 SMITH, LEWIS EDWIN ET AL 57562001 MARKHAM 321 MATAGORDA OIL 11294 TRULL 57562001 MARKHAM 321 MATAGORDA 03 875780 UNDERGROUND STORAGE, LLC OIL 25629 FEE 71444001 PIERCE JUNCTION 201 HARRIS OIL 11500 SETTEGAST, W. F. & M. F. 71444001 PIERCE JUNCTION 201 HARRIS OIL 11147 TAYLOR, BURT 71444001 PIERCE JUNCTION 201 HARRIS



03 875780 UNDERGROUND STORAGE, LLC OIL 11148 TAYLOR, PINKIE 71444001 PIERCE JUNCTION 201 HARRIS 03 876500 UNION GAS OPERATING COMPANY OIL 24970 BP BURRILL A-5 84399300 SNARK (WILCOX "C") 199 HARDIN OIL 24782 BP RAFFERTY A-45 79825500 SALLY WITHERS, WEST (WILCOX) 199 HARDIN OIL 25204 HAMILL 93838332 VILLAGE MILLS, W. (WILCOX 9150) 199 HARDIN OIL 25080 RICE UNIVERSITY 25515300 DORSEY (WILCOX "D") 199 HARDIN GAS 226536 ADJ MINERALS 07479210 BESSMAY (MIOCENE) 241 JASPER GAS 229610 ADJ MINERALS 07479210 BESSMAY (MIOCENE) 241 JASPER GAS 249569 BP A-52 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 227687 BP A-52 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 210917 BP BROOKS A-4 64904500 NELSON-SILSBEE (3690) 199 HARDIN GAS 230854 BP FEE A-6 13292332 BUNA, WEST (WILCOX) 241 JASPER GAS 245856 BP STARK A-370 24224500 DEMPSEY CREEK (WILCOX) 351 NEWTON GAS 196879 BP-FEE 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 207707 NELSON, B. P. A-40 84061250 SLESSINGER (MIDDLE WILCOX) 199 HARDIN GAS 233007 PARKER FORESTRY 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 262639 PETTY 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 265203 PETTY 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 229622 PETTY 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 229099 PETTY 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 213822 PETTY 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 229905 PETTY "A" #7 GAS UNIT 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 242125 PETTY "A" #8 GAS UNIT 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 227685 PETTY "A" #8 GAS UNIT 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 269145 PETTY C 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 212071 PETTY GAS UNIT 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 216300 PETTY GAS UNIT 93668120 VICKERS (WILCOX MIDDLE) 199 HARDIN GAS 216298 PETTY GAS UNIT 67150475 OLIVE (WILCOX B) 199 HARDIN GAS 248058 TEXAS A&M UNIVERSITY 08845500 BLEAKWOOD, SOUTH (MIDDLE WILCOX) 351 NEWTON 03 876520 UNION OIL COMPANY OF CALIFORNIA OIL 11281 PURE FEE 07884001 BIG HILL 245 JEFFERSON 03 877099 UNIT PETROLEUM COMPANY OIL 19466 AMOCO FEE SWD 07884001 BIG HILL 245 JEFFERSON OIL 26181 BLACK STONE 'D' 82148001 SEGNO, WEST 373 POLK OIL 25195 BLACK STONE "C" 93833111 VILLAGE MILLS, NO. (5850) 199 HARDIN OIL 26124 BP 'O' 42889001 HOUSH 457 TYLER OIL 25601 BP "N" 83395500 SHOAL CREEK, NORTH (GRACEN SAND) 457 TYLER OIL 25427 BSM-WILDMAN 69579510 PATRICIA RAY (1ST YEGUA) 373 POLK OIL 17645 FITZHUGH "A" 07884001 BIG HILL 245 JEFFERSON OIL 17589 FITZHUGH "B" 07884001 BIG HILL 245 JEFFERSON OIL 25484 LLOYD-BLACK STONE UNIT 81676400 SCHWAB (WILCOX) 373 POLK OIL 17729 MILDRED 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25589 SUGARBERRY-BLACK ST.OIL UNIT #1 83395500 SHOAL CREEK, NORTH (GRACEN SAND) 457 TYLER OIL 25575 WEST "A" 48961250 KENNETH REISS (WILCOX) 373 POLK OIL 26274 WING SWD 82140832 SEGNO (YEGUA 5400 -C-) 373 POLK OIL 25359 WINTERS 54193550 LIVINGSTON (WILCOX) 373 POLK GAS 208353 B P "A" 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 226539 BECKY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 210778 BLACK STONE 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 203943 BLACK STONE 00006001 WILDCAT 373 POLK



03 877099 UNIT PETROLEUM COMPANY GAS 193840 BLACK STONE - DUFF GAS UNIT 93839485 VILLAGE MILLS DEEP (WX CONS.) 199 HARDIN GAS 203964 BLACK STONE "A" 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 220185 BLACK STONE "B" 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 219965 BLACK STONE "C" 45995470 JAZZ (WILCOX DEEP) 199 HARDIN GAS 258808 BLACK STONE "G" 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 264494 BLACK STONE "J" 45995470 JAZZ (WILCOX DEEP) 199 HARDIN GAS 261671 BLACK STONE "J" 45995470 JAZZ (WILCOX DEEP) 199 HARDIN GAS 258679 BLACK STONE-BP 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 254208 BLACK STONE-SEGNO, W. GAS UNIT 45995470 JAZZ (WILCOX DEEP) 199 HARDIN GAS 253869 BLACK STONE-UNION CREEK GAS UNIT 45995470 JAZZ (WILCOX DEEP) 199 HARDIN GAS 216281 BLACKWOOD 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 212502 BLACKWOOD 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 219132 BP 'D' 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 269158 BP 'S' 26060550 DRAKES BRANCH, S. (WILCOX 10700) 457 TYLER GAS 270307 BP 'T' 93839485 VILLAGE MILLS DEEP (WX CONS.) 199 HARDIN GAS 269975 BP 'T' 93839485 VILLAGE MILLS DEEP (WX CONS.) 199 HARDIN GAS 210886 BP "B" 00006001 WILDCAT 457 TYLER GAS 213406 BP "C" 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 225102 BP "D" 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 231688 BP "E" 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 225356 BP "F" GAS UNIT 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 231683 BP "G" 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 250819 BP "G" 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 254213 BP "H" 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 250818 BP "I" GAS UNIT 93839485 VILLAGE MILLS DEEP (WX CONS.) 199 HARDIN GAS 258506 BP "K" 45995470 JAZZ (WILCOX DEEP) 199 HARDIN GAS 260041 BP "L" 45995470 JAZZ (WILCOX DEEP) 199 HARDIN GAS 198395 BP AMERICA A-76 UNIT 93839485 VILLAGE MILLS DEEP (WX CONS.) 199 HARDIN GAS 207994 BP AMERICA A-76 UNIT 00006001 WILDCAT 199 HARDIN GAS 198114 BP AMERICA 757 93838166 VILLAGE MILLS, W. (WILCOX 8900) 199 HARDIN GAS 234297 BP FEE 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 219268 BP FEE GAS UNIT 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 251266 BP PENNY A-424 93839485 VILLAGE MILLS DEEP (WX CONS.) 199 HARDIN GAS 258505 BP-BLACK STONE GU 45995470 JAZZ (WILCOX DEEP) 199 HARDIN GAS 183636 DYKES GAS UNIT 52581300 LE TULLE (FRIO 9600) 321 MATAGORDA GAS 178394 DYKES GAS UNIT 52581500 LE TULLE (FRIO 10,000) 321 MATAGORDA GAS 233371 EM 00006001 WILDCAT 457 TYLER GAS 270860 EPSTEIN 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 271322 EPSTEIN 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 271150 EPSTEIN 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 262490 EPSTEIN 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 194348 FEE, B. P. 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 007732 FOISEY, E. B., GAS UNIT 68481210 PALACIOS (FRIO -E-) 321 MATAGORDA GAS 007718 FOISEY, E. B., GAS UNIT 68481084 PALACIOS (FRIO -B-) 321 MATAGORDA GAS 007733 FRICK, OTTO 68481210 PALACIOS (FRIO -E-) 321 MATAGORDA GAS 216167 GILCHREASE GAS UNIT 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 219129 GILCHREASE GAS UNIT 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 210884 GILCREASE 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 206257 GULF WEST 93839485 VILLAGE MILLS DEEP (WX CONS.) 199 HARDIN GAS 234240 GULF WEST 93839485 VILLAGE MILLS DEEP (WX CONS.) 199 HARDIN



03 877099 UNIT PETROLEUM COMPANY GAS 233354 HICKORY CREEK 00006001 WILDCAT 457 TYLER GAS 247936 HICKWOOD 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 261225 HICKWOOD 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 253386 HONEY 93839485 VILLAGE MILLS DEEP (WX CONS.) 199 HARDIN GAS 214752 KYSER GAS UNIT 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 239757 KYSER GAS UNIT 00006001 WILDCAT 373 POLK GAS 196940 MARSH GAS UNIT 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 229818 MARSH GAS UNIT 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 188590 MILLER, EDNA P. GAS UNIT 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 180175 MILLER, EDNA P. GAS UNIT 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 182091 MILLER, EDNA P. GAS UNIT 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 178290 MILLER, EDNA P. GAS UNIT 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 184770 MILLER, EDNA P. GAS UNIT 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 187130 MILLER, EDNA P. GAS UNIT 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 172994 MILLER, EDNA P. GAS UNIT NO. 1 65080150 NEW ACE (WILCOX CONSOL.) 373 POLK GAS 258762 OVERSTREET-BLACK STONE GAS UNIT 45995470 JAZZ (WILCOX DEEP) 199 HARDIN GAS 271062 PARKER GAS UNIT 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 242845 RICE UNIVERSITY A 460 00006001 WILDCAT 199 HARDIN GAS 224206 RICE, W. M. UNIVERSITY UNIT 93839485 VILLAGE MILLS DEEP (WX CONS.) 199 HARDIN GAS 266928 SHERMAN 69831333 PAVEY KIRBY (WILCOX 8400) 457 TYLER GAS 249169 SHOAL CREEK 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 250800 STAPLETON 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 114170 SUSAN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 193790 SUSAN 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 260891 WEST "B" 81676400 SCHWAB (WILCOX) 373 POLK GAS 255288 WIGGINS 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 265004 WILDWOOD GAS UNIT "A" 93839485 VILLAGE MILLS DEEP (WX CONS.) 457 TYLER GAS 232245 WILDWOOD GAS UNIT "A" 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 233853 WILDWOOD GAS UNIT "A" 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 249152 WILDWOOD GAS UNIT "B" 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 249846 WILDWOOD GAS UNIT "B" 45995470 JAZZ (WILCOX DEEP) 457 TYLER GAS 254448 WING 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 266639 WING 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 258677 WING 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 254211 WING 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 258797 WING 45995470 JAZZ (WILCOX DEEP) 373 POLK GAS 240831 WING 45995470 JAZZ (WILCOX DEEP) 373 POLK 03 877605 UNITED SALT CORPORATION OIL 11283 SALT 09880001 BLUE RIDGE 157 FORT BEND 03 877680 UNITED TEXAS CORP. (A) OIL 05159 STATE TR. 361 35862001 GOOSE CREEK 201 HARRIS OIL 12392 STATE TRACT 18-19D 00006001 WILDCAT 071 CHAMBERS 03 877688 UNITED TEXAS PETROLEUM INC. GAS 177333 CAMERON - TAYLOR 14394200 C.T. (FRIO) 089 COLORADO GAS 191205 OKINAWA, D. Z. 14394200 C.T. (FRIO) 089 COLORADO GAS 208229 WILBECK 71337825 PICKETT RIDGE (FRIO 5500) 481 WHARTON GAS 214597 WILBECK 71337666 PICKETT RIDGE (FRIO 4750) 481 WHARTON GAS 169270 WILBECK ET AL 82655380 SHANGHAI, E. (EY 10200) 481 WHARTON 03 878440 UNOSO OPERATING COMPANY L.L.C. GAS 147885 KRAMR 27931284 EL CAMPO, WEST (FRIO 4700) 481 WHARTON



03 878440 UNOSO OPERATING COMPANY L.L.C. GAS 148013 KRAMR 27925800 EL CAMPO, N. (MIOCENE 3400) 481 WHARTON GAS 195143 KRAMR 27925600 EL CAMPO, N. (MIOCENE 3000) 481 WHARTON GAS 215085 SWANSON 02158182 ALWAN (FRIO 4315) 481 WHARTON 03 878951 UPSTREAM PROPERTIES, LLC OIL 00004 DOOLEY 01285600 ALCO-MAG, WEST (YEGUA) 201 HARRIS OIL 04825 DOOLEY 01279747 ALCO-MAG (7800) 201 HARRIS 03 879302 US PETRO LP GAS 212236 REP PINTAIL FLATS 34097250 GARWOOD, S.W. (LOWER WILCOX) 089 COLORADO 03 879510 UTILITY VENTURES COMPANY OIL 02716 BRUNSON, B. A. -B- 53498001 LIBERTY, SOUTH 291 LIBERTY 03 881162 VALENTINE OIL & GAS, L.C. OIL 20252 WILSON/BAZARSKY 82265500 SERBIN (TAYLOR SAND) 021 BASTROP 03 881167 VALENCE OPERATING COMPANY OIL 24840 KIRBY FOREST INDUSTRIES 35113150 GIST, WEST (HACKBERRY 6400) 241 JASPER OIL 17816 MARSHALL, MARY ANN 32210500 FT TRINIDAD-BARRETT,E.(DEXTER) 313 MADISON 03 881252 VALERO TERMINALING & DISTRIB. CO OIL 01513 THOMAS, E., ETAL 30153001 FANNETT 245 JEFFERSON 03 881595 VAMOS OIL & GAS, LLC GAS 081915 STATE BLOCK 483-L 58210500 MATAGORDA ISLAND 483-L (MASSIVE) 321 MATAGORDA GAS 074745 STATE OF TEXAS BLK 582-S G. U. 58220200 MATAGORDA ISLAND BLK 582-S (M) 321 MATAGORDA GAS 067618 STATE OF TEXAS BLK. 582-S UNIT 58220500 MATAGORDA ISLAND BLK. 582-S (28) 321 MATAGORDA GAS 070810 STATE OF TEXAS BLK. 582-S UNIT 58220400 MATAGORDA ISLAND BLK.582-S(M-6) 321 MATAGORDA GAS 070813 STATE OF TEXAS BLK. 582-S UNIT 58220300 MATAGORDA ISLAND BLK.582-S(M-1) 321 MATAGORDA GAS 180649 STATE OF TEXAS BLOCK 582-S 58220300 MATAGORDA ISLAND BLK.582-S(M-1) 321 MATAGORDA GAS 174224 STATE OF TEXAS BLOCK 582-S 58220400 MATAGORDA ISLAND BLK.582-S(M-6) 321 MATAGORDA GAS 174432 STATE OF TEXAS BLOCK 582-S 58220399 MATAGORDA ISLAND BLK.582-S (M-5) 321 MATAGORDA GAS 171463 STATE OF TEXAS BLOCK 582-S 58220450 MATAGORDA ISLAND BLK 582-S (23) 321 MATAGORDA GAS 076582 STATE OF TEXAS 582-S GAS UNIT 58220450 MATAGORDA ISLAND BLK 582-S (23) 321 MATAGORDA GAS 185381 STATE TRACT 582-S GAS UNIT 58220200 MATAGORDA ISLAND BLK 582-S (M) 321 MATAGORDA GAS 189663 STATE TRACT 582-S GAS UNIT 58220399 MATAGORDA ISLAND BLK.582-S (M-5) 321 MATAGORDA 03 882682 VANYA OIL & GAS, INC. OIL 14946 COOPER-TRADD -A- 81063001 SARATOGA, WEST 199 HARDIN OIL 15926 COOPER-TRADD 'B' 81063001 SARATOGA, WEST 199 HARDIN OIL 02732 HARRISON, D. J., LOT #2 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 02700 PICKETT -A- 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 18082 PICKETT, E. W. 53498001 LIBERTY, SOUTH 291 LIBERTY 03 884456 VEGA OPERATING COMPANY OIL 17359 LINDY "B" 60334700 MELINDA (WILCOX B) 477 WASHINGTON OIL 21319 LINDY "C" 60334700 MELINDA (WILCOX B) 477 WASHINGTON OIL 17284 LINDY "E" 60334700 MELINDA (WILCOX B) 477 WASHINGTON OIL 19262 LINDY "F" 60334700 MELINDA (WILCOX B) 477 WASHINGTON OIL 17647 LINDY "O" 60334700 MELINDA (WILCOX B) 477 WASHINGTON 03 884469 VELOCITY OIL AND GAS, LLC OIL 24978 BROWN "B" 18721001 CLAY CREEK 477 WASHINGTON OIL 25979 BROWN "B" 18721001 CLAY CREEK 477 WASHINGTON OIL 17200 MAREK 42493500 HOOKER CREEK (NAVARRO A) 287 LEE GAS 226618 BROWN "B" 18721001 CLAY CREEK 477 WASHINGTON GAS 138664 KEMPERS 23861907 DECKERS PRAIRIE (WILCOX-GRAHAM) 339 MONTGOMERY 03 884479 VELT ENERGIE, INC. OIL 07152 CHAMBERS, MYRTLE 53498001 LIBERTY, SOUTH 291 LIBERTY



03 884501 VENADO OIL & GAS, LLC OIL 26230 FASKE BIRNBAUM 00006001 WILDCAT 287 LEE OIL 25895 HARRISON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 26122 HARRISON UNIT 84750500 SOUTHERN BAY (EAGLE FORD) 287 LEE 03 884576 VERITAS ENERGY LLC OIL 14830 CHALOUPKA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 884750 VESS OIL CORPORATION OIL 25679 ANN ADAMS MELVIN UNIT 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 17206 B . G . R . S . 50424500 KURTEN (BUDA) 041 BRAZOS OIL 25687 BARRETT 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 18117 DANSBY UNIT 1 50424500 KURTEN (BUDA) 041 BRAZOS OIL 25867 ELLWOOD BARRETT 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 22876 FEATHER CREST FARMS 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 22824 GILPIN UNIT II 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 17583 KURTEN WOODBINE UNIT 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 21270 KURTEN WOODBINE UNIT #3422-D 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 11671 LANG-GUERRERO UNIT WELL NO2 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 11584 LANG, JAMES 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 11646 LANG, JAMES "A" 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 26129 LOTT-WILSON 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 26024 LYNE, T.B. 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 18371 ODOM, W.F. UNIT III 50424500 KURTEN (BUDA) 041 BRAZOS OIL 22838 PAYNE-BROWNING 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 13519 WYNNE-SULLIVAN 50424900 KURTEN (WOODBINE) 041 BRAZOS 03 884905 VIA OIL COMPANY GAS 163769 SMITHERS 00006001 WILDCAT 471 WALKER 03 884907 VI-WOLF, LLC GAS 160177 KOTLAR, FRANK JR. GAS UNIT 27923050 EL CAMPO (KOTLAR 1ST. E.Y.) 481 WHARTON 03 885041 VICEROY PETROLEUM, LP OIL 16994 ANDERSON 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 18012 BLACKJACK UNIT 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 16124 BRYMER 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 23723 CANNAE 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 10378 COFFIELD -B- 17949001 CHRIESMAN 051 BURLESON OIL 10227 COFFIELD -E- 17949001 CHRIESMAN 051 BURLESON OIL 10446 COFFIELD -G- 17949001 CHRIESMAN 051 BURLESON OIL 11960 COFFIELD "A" 17949001 CHRIESMAN 051 BURLESON OIL 23057 COFFIELD-MARTIN 61350500 MILBUR, EAST (3110) 051 BURLESON OIL 10994 COFFIELD-RUSSELL UNIT 44544333 INEZ JAMESON (NAVARRO) 051 BURLESON OIL 23875 COFFIELD-SANTE 17949001 CHRIESMAN 331 MILAM OIL 23880 COFFIELD-SANTE -B- 17949001 CHRIESMAN 331 MILAM OIL 23874 COFFIELD-SANTE "A" 17949001 CHRIESMAN 331 MILAM OIL 17884 CONDON, JACK 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 13155 CORSICANA NATIONAL BANK 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 09760 DOSS 44544333 INEZ JAMESON (NAVARRO) 051 BURLESON OIL 13702 EAST, MILDRED B. 97504500 WILLARD, SE (NAVARRO B) 051 BURLESON OIL 18239 EUCLID 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 25077 HARGROVE, JAMES W. 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 13069 HARRELL 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 21455 HENRY SHEPHARD ETAL UNIT 1 65611500 NOACK COWHERD, NE (3400) 051 BURLESON OIL 12915 HOLLIMAN 97502500 WILLARD (NAVARRO) 051 BURLESON



03 885041 VICEROY PETROLEUM, LP OIL 25078 JOHNSON, OSCAR 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 13156 LEDNICKY, DORIS 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 17579 M. & E. UNIT 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 16025 MADDOX 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 19315 MGI UNIT 1 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 16054 MORRIS "A" UNIT 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 15884 MORRIS UNIT 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 13793 MORTON 44544450 INEZ JAMESON (NAVARRO C) 051 BURLESON OIL 13152 MORTON 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 16863 NORDT, L.E. 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 13153 PAVLAS, ROBERT 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 17778 PERRY UNIT 1 42493500 HOOKER CREEK (NAVARRO A) 051 BURLESON OIL 17027 PLASEK UNIT 1 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 17102 PLASEK, ROBERT "A" 97502500 WILLARD (NAVARRO) 051 BURLESON OIL 12493 RUSSELL "A" 17949001 CHRIESMAN 051 BURLESON OIL 15738 SCAMARDO 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14132 SEAY, R.E. ET AL 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 16925 SUN-WILLARD 44544400 INEZ JAMESON (NAVARRO -A-) 051 BURLESON OIL 18600 THOMAS 42493750 HOOKER CREEK (NAVARRO B) 051 BURLESON OIL 19267 VICK "A" 56593500 MADISONVILLE, NE. (DEXTER) 313 MADISON OIL 09977 WENTZEL, W. E. 13634333 BURMIL (NAVARRO B) 051 BURLESON 03 885170 VICKERY, J. D. OIL 17949 GULF-CONLEY 53498001 LIBERTY, SOUTH 291 LIBERTY 03 885574 VIESCA GAS CO. OIL 24251 MCFADDIN, W.P.H. 63157001 MOSS BLUFF 291 LIBERTY GAS 177184 SANDERS, W. N. 54193874 LIVINGSTON (2700) 373 POLK GAS 182602 STATE SAVINGS BANK 54193851 LIVINGSTON (2020) 373 POLK 03 885784 VIKING RESOURCES, INC. OIL 22937 HEATH, ORY 40572100 HENSARLING (BUDA) 313 MADISON OIL 16294 STEWART, MACO 41674642 HITCHCOCK (5130) 167 GALVESTON OIL 11702 STEWART, MACO ET AL 41674625 HITCHCOCK ( 5,100 MIOCENE) 167 GALVESTON OIL 02176 STEWART, MACO ETAL 41674001 HITCHCOCK 167 GALVESTON 03 886209 VIPER S.W.D., LLC OIL 24518 B & M FARMS 27923284 EL CAMPO (6200) 481 WHARTON OIL 20390 CHOPPE, DOROTHY 27923001 EL CAMPO 481 WHARTON OIL 19642 HENRY 22688938 DABOVAL (7210) 481 WHARTON OIL 20746 KANE-BRANDON GAS UNIT 64310930 NADA (YEGUA 7000) 089 COLORADO OIL 11119 KOUNTZE-COUCH 47799450 K-C (FRIO 6800) 481 WHARTON OIL 25330 MALOTA 41490001 HILLJE 481 WHARTON OIL 07954 PIERCE EST. -A- 04863372 B U RANCH (SEG B MARG.) 481 WHARTON OIL 16436 PIERCE ESTATE 04863434 B U RANCH (SEG C MARG.) 481 WHARTON OIL 19985 POCCHIOLA EL AL UNIT 71122498 PHEASANT, EAST (MELBOURNE,LO.) 321 MATAGORDA OIL 15190 SORRELL 84883850 SPANISH CAMP (3300) 481 WHARTON OIL 25814 STOVALL 22688228 DABOVAL (FRIO #4 5500) 481 WHARTON OIL 26236 STOVALL, GUY 56464025 MACH (FRIO, UPPER) 000 0000000000000 OIL 20574 THOMAS, E.W. 10229001 BOLING 481 WHARTON OIL 24359 441 S. FARMS RANCH UNIT 41490891 HILLJE (5700) 481 WHARTON GAS 260044 ARMOUR TRUST ET AL 71114470 PHASE FOUR (9560 YEGUA) 481 WHARTON GAS 245423 B&M FARMS 00006001 WILDCAT 481 WHARTON GAS 163002 BROTHERS-KNIPLING OIL UNIT 90970497 TRANS-TEX (3000 CAT.) 481 WHARTON



03 886209 VIPER S.W.D., LLC GAS 236356 DORNAK UNIT 64310050 NADA (CATAHOULA) 089 COLORADO GAS 257004 KANE BRANDON 36236300 GRACELAND (LOWER WILCOX - ELVIS) 089 COLORADO GAS 210195 LEXY 04863310 B U RANCH (MARGINULINA 5300) 481 WHARTON GAS 248811 MALOTA UNIT 00006001 WILDCAT 481 WHARTON GAS 133167 MEEK -E- 87514800 SWANSON (2950) 481 WHARTON GAS 242411 PUTNAM "D" 55122782 LOUISE, N. (4670) 481 WHARTON GAS 149968 STOVALL, GUY F. TRUST 63277500 MOTT SLOUGH (YEGUA) 481 WHARTON GAS 105325 VIPER SWD 43820284 HUTCHINS, SOUTH (FRIO #5) 481 WHARTON GAS 196878 WENDEL 60476962 MENEFEE (YEGUA 9050) 481 WHARTON GAS 136058 WENDEL, ANNA JANE 47127975 JONES CREEK (8300) 481 WHARTON 03 886258 VISION OPERATING COMPANY, L.L.C. GAS 216266 BLACK STONE MINERALS CO 00006001 WILDCAT 457 TYLER GAS 205761 LOUISIANA PACIFIC UNIT NO. 1 56684475 MAGILLA, WEST (WOODBINE) 457 TYLER GAS 203858 RAY, BOBBY 00006001 WILDCAT 457 TYLER 03 886261 VIRTEX OPERATING COMPANY, INC. GAS 123437 HARE, K. T. 44640600 IOLA (WOODBINE 9700) 185 GRIMES 03 886279 VISTATEX ENERGY LLC OIL 24931 CRANEK GAS UNIT 64318250 NADA, W. (AMMANN 6500) 089 COLORADO GAS 136181 CHAMPION 35695175 GOLIGHTLY (JACKSON) 407 SAN JACINTO GAS 229709 CRANEK GAS UNIT 64310900 NADA (YEGUA 6400) 089 COLORADO GAS 119617 KAINER 48035350 KAINER (FRIO 4300) 089 COLORADO GAS 125505 KAINER, JOHN E. 48035275 KAINER (FRIO 3700) 089 COLORADO GAS 221777 TURNER, R. GAS UNIT 64310700 NADA (MIOCENE 3200) 089 COLORADO GAS 220331 TURNER, R. GAS UNIT 64310400 NADA (FRIO 3640) 089 COLORADO 03 887322 VONDRA ENERGY CORP. OIL 02362 BAIRD, J. B., DR., FEE 43464001 HUMBLE 201 HARRIS GAS 124055 MASSEY-CLUXTON UNIT 1 67060690 OLD WAVERLY (YEGUA 4400) 407 SAN JACINTO 03 888066 WFMMS, INC. OIL 00240 BUCHANAN, S. R., POOLED 06129001 BATSON OLD 199 HARDIN OIL 06136 LAWRENCE, DOROTHY J., ETAL 52482750 LAWRENCE RANCH (MARG. #2) 071 CHAMBERS OIL 05062 TOMLINSON, J.R. 06115001 BATSON NEW 199 HARDIN 03 888280 W.L. RANCH INC. OIL 18908 RANCH, W.L. 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 22029 RANCH, W.L. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON 03 891175 WAGNER OIL COMPANY OIL 20062 PICA"B" 03866200 ARRIOLA, S. (YEGUA 1-C) 199 HARDIN GAS 267214 HARFST 48035230 KAINER (FRIO 3250) 089 COLORADO GAS 247670 KAINER-HARFST GAS UNIT 80638600 SANDY (WILCOX,LOWER) 089 COLORADO GAS 132300 RASMUSSEN 12599700 BRUCE ROY (YEGUA) 481 WHARTON GAS 235539 RASMUSSEN 12599700 BRUCE ROY (YEGUA) 481 WHARTON GAS 170724 SCHUMAKER 65227390 NEW TAITON (MEEK) 481 WHARTON GAS 199192 SCHUMAKER 65227722 NEW TAITON (WILCOX) 481 WHARTON GAS 203754 SCHUMAKER 65227722 NEW TAITON (WILCOX) 481 WHARTON GAS 188845 SCHUMAKER 65227390 NEW TAITON (MEEK) 481 WHARTON GAS 154710 SCHUMAKER 65227390 NEW TAITON (MEEK) 481 WHARTON GAS 188842 SCHUMAKER 65227722 NEW TAITON (WILCOX) 481 WHARTON GAS 193093 SCHUMAKER 65227722 NEW TAITON (WILCOX) 481 WHARTON GAS 244799 THOMAS TRUST 53921900 LISSIE, W. (WILCOX UPPER) 089 COLORADO GAS 237923 WIESE 53921900 LISSIE, W. (WILCOX UPPER) 481 WHARTON 03 895231 WALTER EXPLORATION COMPANY



03 895231 WALTER EXPLORATION COMPANY GAS 180152 GRIFFITH "A" 86797450 STUART CREEK (10200 WILCOX) 089 COLORADO 03 895237 WALTER OIL & GAS CORPORATION GAS 222272 KASMAN 38528400 HAMMAN DEEP (FRIO 12,000) 321 MATAGORDA GAS 271503 S.T. 23-L N/2 SW/4 09323500 BLOCK 23L (LH-13) 245 JEFFERSON GAS 231670 STATE TRACT 24-L N/2 SW/4 41209975 HIGH ISLAND BLK 24L (LJ) 245 JEFFERSON GAS 230456 STATE TRACT 24-L S/2 SW/4 41209975 HIGH ISLAND BLK 24L (LJ) 245 JEFFERSON 03 895805 WAPITI OPERATING, LLC OIL 26225 ARCO CALL & JONES 65393700 NEWTON (DEEP WILCOX) 351 NEWTON OIL 25931 ARCO CALL & JONES 65393001 NEWTON 351 NEWTON OIL 24043 BAINS, ANNA 12306001 BROOKSHIRE 473 WALLER OIL 24169 BAINS, WHIT "A" 12306001 BROOKSHIRE 473 WALLER OIL 24184 BOSTIC, M. S. ESTATE 12306001 BROOKSHIRE 473 WALLER OIL 24512 BOSTICK ESTATE, DAN 12306001 BROOKSHIRE 473 WALLER OIL 23949 CHICHA 12306001 BROOKSHIRE 473 WALLER OIL 23997 CRAWFORD, WADE ET UX 12306001 BROOKSHIRE 473 WALLER OIL 25194 GOODMAN 12306001 BROOKSHIRE 473 WALLER OIL 25498 GRANBURY 54193200 LIVINGSTON (LOWER WILCOX) 373 POLK OIL 24048 HARLEAN 12306001 BROOKSHIRE 473 WALLER OIL 25795 JBG CHILDRENS 1991 TRUST "A" 12306001 BROOKSHIRE 473 WALLER OIL 24504 JBG CHILDRENS 1991 TRUST "C" 12306001 BROOKSHIRE 473 WALLER OIL 25109 JBG CHILDRENS 1991 TRUST "D" 12306001 BROOKSHIRE 473 WALLER OIL 24237 JBG CHILDRENS 1991 TRUST B 12306001 BROOKSHIRE 473 WALLER OIL 25696 KOOMEY-WEST NORTH 12306001 BROOKSHIRE 473 WALLER OIL 24999 KOOMEY-WEST SOUTH 12306001 BROOKSHIRE 473 WALLER OIL 23839 KURATI 12306001 BROOKSHIRE 473 WALLER OIL 24095 LEVINE BROTHERS 12306001 BROOKSHIRE 473 WALLER OIL 23771 LITMAN 12306001 BROOKSHIRE 473 WALLER OIL 23176 MARTIN 12306001 BROOKSHIRE 473 WALLER OIL 25034 NEVADA BLESSING UNIT 71121728 PHEASANT (NELSON) 321 MATAGORDA OIL 24166 NIKMARD 12306001 BROOKSHIRE 473 WALLER OIL 24047 PICKETT, KATHLENE ET AL 12306001 BROOKSHIRE 473 WALLER OIL 23627 PORTANOVA 12306001 BROOKSHIRE 473 WALLER OIL 23691 PORTANOVA 12306001 BROOKSHIRE 473 WALLER OIL 24515 RABB-JOSEY 12306001 BROOKSHIRE 473 WALLER OIL 24762 SANTA MERCEDES 12306001 BROOKSHIRE 473 WALLER OIL 24777 SANTA MERCEDES "A" 12306001 BROOKSHIRE 473 WALLER OIL 24804 SANTA MERCEDES "B" 12306001 BROOKSHIRE 473 WALLER OIL 24487 STATE LEASE M-102130 12306001 BROOKSHIRE 473 WALLER OIL 24287 STICKLE - MILTON UNIT 12306001 BROOKSHIRE 473 WALLER OIL 24189 STOREMSKI 12306001 BROOKSHIRE 473 WALLER OIL 23924 SWEENEY 12306001 BROOKSHIRE 473 WALLER OIL 24141 UPRC 12306001 BROOKSHIRE 473 WALLER OIL 24295 VELA-MILTON 12306001 BROOKSHIRE 473 WALLER OIL 24377 W. P. CRADDOCK, JR. ET AL 12306001 BROOKSHIRE 473 WALLER OIL 26240 WAPITI OIL & GAS BP RUNNELS 65393700 NEWTON (DEEP WILCOX) 351 NEWTON OIL 23787 WEIDO 12306001 BROOKSHIRE 473 WALLER OIL 24117 WILPITZ HEIRS 12306001 BROOKSHIRE 473 WALLER GAS 223955 BLESSING UNIT 71122166 PHEASANT, EAST (FRIO 10300) 321 MATAGORDA GAS 204742 BLESSING UNIT 72681250 POTTHAST (MIDDLE TEX MISS) 321 MATAGORDA GAS 246966 BLESSING UNIT NO. 2 72681250 POTTHAST (MIDDLE TEX MISS) 321 MATAGORDA



03 895805 WAPITI OPERATING, LLC GAS 214566 BLESSING UNIT NO. 2 72681250 POTTHAST (MIDDLE TEX MISS) 321 MATAGORDA GAS 221662 BLESSING UNIT NO. 2 72681250 POTTHAST (MIDDLE TEX MISS) 321 MATAGORDA GAS 213313 BLESSING UNIT NO. 3 72681250 POTTHAST (MIDDLE TEX MISS) 321 MATAGORDA GAS 244598 BLESSING UNIT NO. 3 71127600 PHEASANT, SW. (FRIO 10500) 321 MATAGORDA GAS 250509 BLESSING UNIT NO. 3 71121416 PHEASANT (F-21) 321 MATAGORDA GAS 235494 BOSTICK, DAN ESTATE 12306001 BROOKSHIRE 473 WALLER GAS 178882 CHICHA 12306001 BROOKSHIRE 473 WALLER GAS 248050 EAST BLESSING UNIT 71127600 PHEASANT, SW. (FRIO 10500) 321 MATAGORDA GAS 236490 EAST BLESSING UNIT 72681250 POTTHAST (MIDDLE TEX MISS) 321 MATAGORDA GAS 225943 EAST BLESSING UNIT 71127650 PHEASANT, SW. (FRIO 11000) 321 MATAGORDA GAS 179427 KURATI 12306001 BROOKSHIRE 473 WALLER GAS 182312 KURATI 12306001 BROOKSHIRE 473 WALLER GAS 178879 KURATI 12306001 BROOKSHIRE 473 WALLER GAS 182311 LITMAN 12306001 BROOKSHIRE 473 WALLER GAS 197859 MARTIN 12306001 BROOKSHIRE 473 WALLER GAS 233390 NELSON EAST BLESSING UNIT 71127650 PHEASANT, SW. (FRIO 11000) 321 MATAGORDA GAS 225941 NEVADA BLESSING UNIT 71127650 PHEASANT, SW. (FRIO 11000) 321 MATAGORDA GAS 189177 PATTISON 12306001 BROOKSHIRE 473 WALLER GAS 208031 PORTANOVA "A" 12306001 BROOKSHIRE 473 WALLER GAS 246596 SOUTHEAST BLESSING UNIT 71127600 PHEASANT, SW. (FRIO 10500) 321 MATAGORDA GAS 227187 SOUTHEAST BLESSING UNIT 71127650 PHEASANT, SW. (FRIO 11000) 321 MATAGORDA GAS 236028 SOUTHEAST BLESSING UNIT 71127600 PHEASANT, SW. (FRIO 10500) 321 MATAGORDA GAS 182411 SWEENEY 12306001 BROOKSHIRE 473 WALLER GAS 200385 WANDER, V. E. 12306001 BROOKSHIRE 473 WALLER GAS 207706 WEIDO 12306001 BROOKSHIRE 473 WALLER GAS 208288 WEIDO 12306001 BROOKSHIRE 473 WALLER GAS 208032 WEIDO 12306001 BROOKSHIRE 473 WALLER GAS 181164 WEIDO 12306001 BROOKSHIRE 473 WALLER GAS 242441 WILPITZ HEIRS 12306001 BROOKSHIRE 473 WALLER 03 895850 WARBONNET EXPLORATION COMPANY OIL 04484 HOGG-JAPHET 96502001 WEST COLUMBIA 039 BRAZORIA 03 896427 WARD LIVING TRUST OIL 15724 CRITZ 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE 03 899030 WARRIOR RESOURCES INC. OIL 08322 BARINA 18324001 CISTERN, NORTH 021 BASTROP OIL 20821 LEUSCHNER 18324001 CISTERN, NORTH 149 FAYETTE OIL 20052 VALEK 18324001 CISTERN, NORTH 021 BASTROP OIL 25910 VINKLAREK 18324001 CISTERN, NORTH 149 FAYETTE 03 901160 WATSON, MELISSA S. OIL 06873 HEBERT-EBBERT, ET AL 84693001 SOUR LAKE 199 HARDIN 03 902580 WAYHAN OIL COMPANY OIL 18582 ADAMS & HAGGARTY 07884409 BIG HILL (HETEROSTEGINA) 245 JEFFERSON OIL 08313 ADAMS & HAGGARTY FEE 07884001 BIG HILL 245 JEFFERSON GAS 005319 ADAMS & HAGGARTY 07891855 BIG HILL, WEST(MARGINULINA 8200) 245 JEFFERSON GAS 005316 ADAMS & HAGGARTY FEE 07891765 BIG HILL, WEST(MARGINULINA 7600) 245 JEFFERSON GAS 005324 ADAMS & HAGGARTY FEE 07891585 BIG HILL, WEST(HACKBERRY 9600) 245 JEFFERSON 03 902624 WCS OIL & GAS CORPORATION OIL 22892 ACKER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12878 BALD EAGLE (HORIZ) 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12868 BAMSCH (HORIZ) 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE



03 902624 WCS OIL & GAS CORPORATION OIL 24714 BANKS D. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24296 BDF 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 17060 BELINDA 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19650 BENJAMIN 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18873 BERNDT, B. "A" 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 14009 BIG JIM 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16828 BOEKER, ALFRED 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 24061 BRAZOS BUFFALO RANCH 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 23992 C. L. CHERRY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 17734 CAROL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24430 CARTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 23941 CONLEE 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 24079 CONLEE A 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 19716 DANIEL 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24553 DANIELLE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15314 DAWSON, W. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20337 DEBORAH 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22321 DIME BOX UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 16612 ERNA H. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18329 FISCHER 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 22041 FLECK 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 15220 FLOYD 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22328 FORMAN (NAVARRO) UNIT 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 18415 GANTT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18484 GANTT, T.K. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13446 GRAFF 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24380 GRAFF UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25100 HARDWICK-BIGGS 34733624 GIDDINGS (NAVARRO, OIL) 287 LEE OIL 12394 HARDWICK-BIGGS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24749 HARMONY 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 18201 HARRELL-COLVIN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 15144 HAVEMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12928 HEJL, JOSEPHINE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22191 HELMS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18479 HENDERSON 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 12965 HUMPHREY-BENSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14513 J. E. T. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12939 JUNEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14360 KACHTIK UNIT 14710500 CALDWELL (AUSTIN CHALK) 051 BURLESON OIL 17073 KIESCHNICK, LINDA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 14320 KNOX, ALBERT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 11314 M&K 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20967 MAKINSON, LONITA C. 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16861 MELTON UNIT (HORIZ) 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 21359 MORGAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24089 MUENSTER 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12413 MYERS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 24250 NEINAST 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 21501 NOACK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20603 NORMAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE



03 902624 WCS OIL & GAS CORPORATION OIL 14794 PAMELA K. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23830 PATTERSON "B" 86303500 STONE CITY (AUSTIN CHALK) 051 BURLESON OIL 18937 PETER "A" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20579 PETRICH UNIT 85911700 STEPHANIE (WILCOX) 149 FAYETTE OIL 19967 PRISCILLA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 16577 ROHDE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 19185 SAENGER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25469 SAGER 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 24030 SCHMIDT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 11564 SCHNEIDER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 14829 SCHULZE, A.G. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17823 SCHUMACHER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15128 SCOTT-LEWIS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 17900 SCOTT-LEWIS UNIT 2 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18619 SIMMANG, Q.W. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22772 STATE OF TEXAS UNIT #2 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 19257 THOMAS 34733500 GIDDINGS (AUSTIN CHALK-3) 477 WASHINGTON OIL 12659 TRUITT, GEORGE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25748 UNCLE STEVE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15411 VAVRA, L.P. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 20324 VECERA HEIRS 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 12836 VIVIAN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 18440 WALTHERS 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22557 WEISER 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 12953 WESTBROOK 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22219 WETJEN 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 20914 WILL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21409 WILL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 16141 WILMA 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 24523 WOLZ 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 17012 WUBBENHORST 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE GAS 143718 AMERICA UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 266896 BATES 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 104419 DOTSON 34733620 GIDDINGS (EDWARDS, GAS) 149 FAYETTE GAS 108557 GRAVES, ANADEL 34733501 GIDDINGS (AUSTIN CHALK A) 051 BURLESON GAS 192205 HARRELL "E" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 195811 HOBBS-MUERY UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 477 WASHINGTON GAS 243800 LYCO 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 258144 PRISON FARM 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 121609 PUNCHARD UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 234653 SEALY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 145246 SHEPARD UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 098143 VARISCO, T. J. 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 121427 WATT COLVINS UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE GAS 225323 WESTBROOK 34773550 GIDDINGS (AUSTIN CHALK, GAS) 287 LEE 03 902629 WDB OIL COMPANY OIL 00627 BOYD-EANES "A" 16804500 CHAMBERS (NAVARRO) 051 BURLESON 03 902745 WEATHERFORD U.S., L.P. OIL 24333 TRAINING WELL 00006001 WILDCAT 201 HARRIS 03 902850 WEATHERS EXPLORATION, INC.



03 902850 WEATHERS EXPLORATION, INC. GAS 208084 AMMANN, CELESTINA UNIT 64310850 NADA (WILCOX 9700 FB 3) 089 COLORADO GAS 263596 W.A. WEISON ET. UX. 66508500 OAKLAND (YEGUA) 089 COLORADO 03 904360 WEBB, JACK OIL 05528 WEBB FEE 43464001 HUMBLE 201 HARRIS 03 904601 WEBER ENERGY CORPORATION OIL 26250 CHANEY 34733610 GIDDINGS (EAGLEFORD) 185 GRIMES OIL 25926 CHERRY 34733610 GIDDINGS (EAGLEFORD) 149 FAYETTE OIL 25878 CHERRY UNIT II 34733610 GIDDINGS (EAGLEFORD) 149 FAYETTE OIL 25478 CLUCK 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25530 IVY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25473 LORENZ 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25496 LORENZ, KAY 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE GAS 271089 CHANEY 41444600 HILL (WOODBINE) 185 GRIMES 03 907297 WELDER EXPLORATION & PROD., INC. OIL 25260 HUEBNER-CONKLIN 55473750 LUCKY, SOUTH (8700) 321 MATAGORDA OIL 02823 PUTNAM, J. B. 55122345 LOUISE, NORTH (PUTNAM SAND) 481 WHARTON GAS 258130 DOROTIK 65227284 NEW TAITON (FRIO 4000) 481 WHARTON GAS 242052 HUEBNER-CONKLIN 55473250 LUCKY, SOUTH (FRIO TM-8) 321 MATAGORDA GAS 219130 PUTNAM, J. B. 55122598 LOUISE, N. (4130) 481 WHARTON 03 907551 WELL RESEARCH ASSOCIATES, INC. OIL 18245 AMOCO FEE 38698001 HANKAMER, SOUTH 071 CHAMBERS OIL 12935 COLINE -E- 06115001 BATSON NEW 199 HARDIN OIL 19374 COLINE "A" 06115001 BATSON NEW 199 HARDIN OIL 19353 COLINE OIL CORP. "D" 06115001 BATSON NEW 199 HARDIN 03 907962 WELLS BROS. PRODUCTION OIL 19739 FLOYD, BELLE M. -F 10229001 BOLING 481 WHARTON 03 911640 WESTCO OIL COMPANY OIL 07888 CARTER, W. T. & BROS. 15109750 CAMP RUBY (YEGUA 3645) 373 POLK OIL 16348 DABNEY, J.T. ETAL 15109750 CAMP RUBY (YEGUA 3645) 373 POLK 03 911874 WESTERN ENERGY GROUP, LLC OIL 24919 A.B. MARSHALL 26876001 DYERSDALE 201 HARRIS OIL 02415 ALEXANDER-BURT 43464001 HUMBLE 201 HARRIS OIL 20941 CHAMPION 85246875 SPLENDORA, EAST (7000 YEGUA) 339 MONTGOMERY OIL 21960 DEERING, JOHN A. 43464001 HUMBLE 201 HARRIS OIL 25500 GULF LAND CO 26878725 DYERSDALE, N. (Y-3) 201 HARRIS OIL 10534 GULF LAND CO. NO. 2 UNIT 26878232 DYERSDALE, N. (CM-1) 201 HARRIS OIL 24145 GULF LAND CO. UNIT 26878750 DYERSDALE, N. (Y-5) 201 HARRIS OIL 10656 HAMBLIN 53498001 LIBERTY, SOUTH 291 LIBERTY OIL 10647 KOSTAS, GEORGE 26878750 DYERSDALE, N. (Y-5) 201 HARRIS OIL 10126 MARSHALL - BLUM UNIT 26878750 DYERSDALE, N. (Y-5) 201 HARRIS OIL 23868 MARSHALL, A. B. FEE 26878725 DYERSDALE, N. (Y-3) 201 HARRIS OIL 23732 MARSHALL, A. B. FEE 26878232 DYERSDALE, N. (CM-1) 201 HARRIS OIL 23110 MARSHALL, A. B. FEE 26878850 DYERSDALE, N. (8100) 201 HARRIS OIL 09870 MARSHALL, A. B., FEE 26878750 DYERSDALE, N. (Y-5) 201 HARRIS OIL 22874 MARSHALL, A.B. FEE 26878600 DYERSDALE, N (Y-1) 201 HARRIS OIL 23307 MENGDEN FEE ET AL UNIT 26878600 DYERSDALE, N (Y-1) 201 HARRIS OIL 13699 PINE VILLAGE UNIT 26878750 DYERSDALE, N. (Y-5) 201 HARRIS OIL 11100 R J S UNIT 26878232 DYERSDALE, N. (CM-1) 201 HARRIS OIL 11101 R J S UNIT 26878750 DYERSDALE, N. (Y-5) 201 HARRIS OIL 25394 RJS UNIT 26878600 DYERSDALE, N (Y-1) 201 HARRIS



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03 924624 WILLIAMS, CLAYTON ENERGY, INC. OIL 22477 ALFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25717 ALFORD-ALFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22776 ALFORD-NIGLIAZZO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23897 ALFORD-SEILEVCO H UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22608 ALFORD-WEEBER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22498 ALLIANCE TRUST UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 24035 ALLIANCE-REISTINO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 21569 ANDERSON 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25690 AYERS-JACKSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20868 B. K. TRCALEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25862 BALCAR UNIT 34733610 GIDDINGS (EAGLEFORD) 287 LEE OIL 22542 BARWISE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25569 BARWISE-FOYT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22643 BATISTA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25823 BEISERT OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 13837 BIRCH CREEK RANCH 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22535 BOBBY SMITH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21887 BORSKI-PETERS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25620 BROESCHE UNIT 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 23356 BROUGHTON-LEWIS HEIRS UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 23401 BROUGHTON-MCAFEE UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 23327 BROUGHTON-NIGLIAZZO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23387 BROUGHTON-PERRONE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 21044 BROWN - ACCURSO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21035 BROWN, J. S. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22160 BROWN, J. S. 34733600 GIDDINGS (BUDA) 051 BURLESON OIL 22590 CASH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22676 CASH WEST UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 14816 CHMELAR, EMANUEL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14342 CHMELAR, GERTRUDE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23936 COLLINS, SALLIE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21138 CONTELLA-PORTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23059 COTRONE-JEWISH WELFARE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23238 COTROPIA-FERRARA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23421 COTROPIA-FRAZIER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25241 COTROPIA-MCCRADY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23314 COTROPIA-PERRONE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25703 CREEK OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25648 DANIELS-MARSH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22932 DAVIS-CLANTON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25397 DAVIS, VIOLA OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22912 DEMNY-JAPHET UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23351 DENENA-ELY UNIT 34733600 GIDDINGS (BUDA) 395 ROBERTSON OIL 23352 DENENA-ELY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 21105 DESTEFANO-COOPER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22213 DRGAC-LOEHR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21036 E. B. PORTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25145 EAGLETON 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22860 EAGLETON-BATISTA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22582 EAGLETON-KRENEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON



03 924624 WILLIAMS, CLAYTON ENERGY, INC. OIL 22636 EAGLETON-LINDSEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25235 EAGLETON-TRIVETT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23049 EAGLETON-WOMBLE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23332 ELY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23448 ERICKSON OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23954 EWELL, CHARLOTTE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23101 FELD OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22724 FERRARA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23079 FLOWERS-REISTINO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 14062 FORREST SMALL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22740 FOYT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25074 FRAZIER I. F. UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23286 FRAZIER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 331 MILAM OIL 23104 FRIDDELL OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23103 GARCIA-GRIGGS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23968 GOLD NORTH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23967 GOLD SOUTH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14783 GRAHAM, LOIS -A- 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21775 GRANT-MCDOUGAL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 25788 GROCE OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25682 HAJOVKSY-JONES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22063 HAJOVSKY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22282 HAJOVSKY-BERTONE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23991 HAJOVSKY-PEAVY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 18058 HANNES, M. 42493500 HOOKER CREEK (NAVARRO A) 287 LEE OIL 23139 HEJL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25714 HEJL, J. E. OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23237 HOMEYER OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23201 HOVORAK-HEJL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22552 HUDSON-CAVINESS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23527 HUDSON-DESTEFANO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22681 HUGHES UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 26249 J. H. BUCKMAN E UNIT 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 22654 JAMES WOOD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22991 JONES-WEEBER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25288 JULIA KNESEK OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25749 JURICA OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23425 KAPSER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22779 KAZMIR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21638 KESSLER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22953 KNESEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23100 KNESEK-FINLEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23020 KNUPPEL-BOWERS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22933 KNUPPEL-COTTINGHAM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23173 KOSSTOHRYZ UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20225 KRAUSE, A.M. 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23133 KRUG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23184 KRUG-SAVAGE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 16846 KUBECKA, JOHNNIE LEE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23246 KUBIN-POPE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON



03 924624 WILLIAMS, CLAYTON ENERGY, INC. OIL 23338 KUBIN-SCAMARDO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23990 KUBIN, FRANK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25652 LEHMANN OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 23202 LEWIS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25660 LOEBAU UNIT 34733610 GIDDINGS (EAGLEFORD) 287 LEE OIL 17504 LOEHR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21065 LOUPOT-COOPER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23179 LUKSA OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25495 LUKSA-KUBELKA OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 26135 M. D. CLARK OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23969 MACHANN WEST UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20810 MACHANN-HEJL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23060 MAREK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23134 MARESH-GALLOWAY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22655 MARSH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 12482 MARY"B" 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22100 MCDOUGAL-CRANT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21933 MCGRUDER-ANDERSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23240 MECOM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25699 MECOM-WOOD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22903 MERKA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25287 MERKA-FERRARA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25170 MONICAL, LEWIS 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21897 MORGAN 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 23328 MUSE-CASH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23484 MUSE-FAZZINO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 24034 MUSE-NIGLIAZZO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 14674 MYNAR, EDWARD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23169 NEAL-GARBS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22650 NIGLIAZZ0-SCAMARDO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25728 ONDRASEK OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25147 OSCAR WEEBER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23241 OTTEA-SCAMARDO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25108 PALMER-WILLIAMS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20879 PAUL, ALVIN M. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23019 PAYNE PHEGLEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23908 PEEK-ROSENTHAL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23355 PERRONE-MUSE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23203 PERRY-ALFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21867 PETERS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 041 BRAZOS OIL 21804 PHILLIPS-APPELT UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21754 PIETSCH-SCHULZ UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 21497 PIETSCH-ZINGELMANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 25789 PIWONKA OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21128 PORTER-DEMOTTIER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17129 PORTER, BOSWELL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20875 PORTER, E. B. 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 21037 PORTER, STEVE 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23242 R. B. WILKENS OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25541 RADER LOWELL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON



03 924624 WILLIAMS, CLAYTON ENERGY, INC. OIL 22615 RAGDOFF-HALL 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23422 RATHJEN OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25647 RAY ANN ALFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22704 REISTINO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25220 REISTINO-REISTINO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23009 ROBBINS - LORIA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 15103 RUST-HOUDEK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 15162 RYAN-HOVARAK UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 20685 RYAN-MACHANN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23923 S. P. SCAMARDO-SEILEVCO L UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 17017 SAHAGIANUNIT, ZONA 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 22569 SANDERS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25827 SANDERS-CASH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 25548 SANDERS-CASH WEST UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 26081 SARAH FERRARA 'E' UNIT 34733610 GIDDINGS (EAGLEFORD) 395 ROBERTSON OIL 25642 SCALLIONS-LEHMANN UNIT 34733610 GIDDINGS (EAGLEFORD) 287 LEE OIL 25304 SCAMARDO-BRADFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23155 SCAMARDO-COTROPIA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22586 SCAMARDO-DESTEFANO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22656 SCAMARDO-KUBIN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23925 SCAMARDO, JONATHAN PAUL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 20877 SCARMARDO, SANDYR 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23219 SCARPINATO-DENENA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 23304 SCARPINATO-REISTINO UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 20245 SCHMIDT, MAMIE 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25821 SMALLEY OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25659 SMALLEY-ROBINSON UNIT 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 22183 SMITH-FLIPPIN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25683 SMITH-SMITH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 14721 STANLEY-HOUDEK 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25126 STATE-COTROPIA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 22675 STIFFLEMIRE UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22919 STIGALL-TELG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23276 STORM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22904 SUMMERS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22990 TCB-RADAR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23029 TELG-YOUNG UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 26140 TRCALEK-STORY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23939 TRIMM UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22556 URBANOVSKY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 23809 VARISCO CARTER UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 26141 VIOLA DAVIS E UNIT 34733610 GIDDINGS (EAGLEFORD) 051 BURLESON OIL 22965 VRR UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25166 W. L. RANCH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25619 WASHINGTON-EAGLETON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25617 WEEBER-ALFORD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22495 WEEBER-WILLIAMS UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 17308 WEISHUHN, ELSA UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 149 FAYETTE OIL 23180 WHITNEY UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 25712 WIEDERHOLD UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE



03 924624 WILLIAMS, CLAYTON ENERGY, INC. OIL 26208 WIEDERHOLD, EVELYN UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 25702 WILKENS-FELD OL UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 051 BURLESON OIL 22635 WILSON UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 395 ROBERTSON OIL 26020 ZSCHECH UNIT 34733500 GIDDINGS (AUSTIN CHALK-3) 287 LEE OIL 22172 ZWIEFEL UNIT 50424500 KURTEN (BUDA) 041 BRAZOS GAS 148621 BERRY 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 263960 BROWN - ACCURSO UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 175350 GOLD SOUTH UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 102352 HACKEBEIL, WILBURN UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 153759 MACHANN WEST UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 178010 MACHANN WEST UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 166778 MARTHA GAS UNIT 43836920 HUTCHINS-KUBELA (6000) 481 WHARTON GAS 258034 MCGRUDER-ANDERSON UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 041 BRAZOS GAS 102869 ORVILLE HAYNIE UNIT 34733620 GIDDINGS (EDWARDS, GAS) 149 FAYETTE GAS 196450 PETERS, ALWINE 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 139798 PIETSCH UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 149 FAYETTE GAS 219043 PORTER, E. B. 34733600 GIDDINGS (BUDA) 051 BURLESON GAS 101171 QUINN, JOHN UNIT 34733620 GIDDINGS (EDWARDS, GAS) 149 FAYETTE GAS 177624 RYAN, W.H. "A" 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 209045 SCAMARDO, PETE UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 145452 SEALY SMITH UNIT 34773550 GIDDINGS (AUSTIN CHALK, GAS) 051 BURLESON GAS 096833 SEE, JOHN 07728600 BIG -A- TAYLOR 051 BURLESON GAS 254427 SUNNY UNIT 00006001 WILDCAT 051 BURLESON GAS 134410 TOVREA, ALLEN T. ET AL 01490700 ALGOA, SOUTH (TEX 2 SAND) 039 BRAZORIA GAS 115252 WOLFF, DAVID 46295100 JERRY'S QUARTERS (A C 11900) 477 WASHINGTON 03 927145 WILLIS ENTERPRISES OIL 03928 KIRBY, R. H. 84693001 SOUR LAKE 199 HARDIN 03 930194 WILSON OIL COMPANY OIL 13103 CARTER, W. T. & BROS. 15109500 CAMP RUBY (YEGUA 3500) 373 POLK OIL 17587 CARTER, W.T. & BROS. B 15109750 CAMP RUBY (YEGUA 3645) 373 POLK OIL 12160 CENTRAL COAL & COKE 60596600 MERCY, WEST (8330) 407 SAN JACINTO OIL 18800 GRANBURY, C.B. 20511001 COPELAND CREEK, EAST 373 POLK OIL 02757 KIMES, MARY 54193001 LIVINGSTON 373 POLK OIL 02759 MUNSON, O. L. 54193001 LIVINGSTON 373 POLK OIL 23498 PRATT, H.J. -A- 54193001 LIVINGSTON 373 POLK 03 932490 WINTER, A. P. OIL 05247 WEED, W. F. 43464001 HUMBLE 201 HARRIS 03 936324 WOMACK OPERATING, LLC. OIL 15621 TIBALDO, LOUIS 89823500 TIBALDO (SCHENCK SD. UPPER) 167 GALVESTON 03 937857 WOODBINE ACQUISITION LLC OIL 25636 ADAMS 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25675 ALLPHIN 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 11238 BENGE, A. Y. 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25891 BOENIGK 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 11582 BUCHANAN, RAYMOND 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 25889 CAMP 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 15887 CASEY, R. 56599250 MADISONVILLE, W. (WOODBINE) 313 MADISON OIL 25382 CATTLEMAN 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 26121 DUNMAN WILSON UNIT A 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25964 DUNMAN-WILSON 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON



03 937857 WOODBINE ACQUISITION LLC OIL 12490 DUNMAN, T.O. UNIT 56599250 MADISONVILLE, W. (WOODBINE) 313 MADISON OIL 19774 FLEMING, LURLYN JANUARY 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 26254 GATLIN 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 11636 GIBBS BROTHERS 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 11843 HABARTA -J- 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 25686 HIBBETTS 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25561 HIBBETTS 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25944 HOPPER 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25830 HUTTO 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 14924 JANUARY 56599250 MADISONVILLE, W. (WOODBINE) 313 MADISON OIL 25688 LOTT-LEE 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25314 MACHAC 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25585 MCGILL 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25347 MILLER 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 11237 MOSLEY, AARON A. 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 11422 MOSLEY, WALTER O. 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25922 NEVILL 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25584 OLTMANN 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25892 PAVELOCK 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25571 REYNOLDS 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 26214 RUGER 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25980 STILLWAGON 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 26026 THOMASON A 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 26027 THOMASON B 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 11787 WATSON, J.P. 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25539 WATSON, JOHN 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25339 WILFRED DAINTY 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 25463 WILSON 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25890 WILSON 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25508 WILSON UNIT A 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25965 WILSON UNIT D 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25577 WILSON 191 56599500 MADISONVILLE, W. (WOODBINE -A-) 041 BRAZOS OIL 25966 WILSON, J. D. 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 11759 WILSON, JAMES D. 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 19266 WILSON, JAMES D. 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 15786 WILSON, JAMES D. UNIT #2 50424900 KURTEN (WOODBINE) 041 BRAZOS OIL 15787 WILSON, JAMES D. UNIT #4 50424900 KURTEN (WOODBINE) 041 BRAZOS 03 937875 WOODBINE PRODUCTION CORPORATION OIL 11866 DOBESH 56599500 MADISONVILLE, W. (WOODBINE -A-) 313 MADISON OIL 23366 OSR-HALLIDAY 04845320 BSR (SUB-CLARKSVILLE) 313 MADISON OIL 10535 OSR-HALLIDAY UNIT 38274666 HALLIDAY (WOODBINE) 313 MADISON 03 942489 WORTHAM OIL & GAS GAS 134108 GALLAGHER 07887425 BIG HILL, NE. (MARG. 8400) 245 JEFFERSON GAS 177430 IOLA-ACCORD UNIT 44640200 IOLA (DEXTER) 185 GRIMES 03 942745 WRIGHT BROTHERS ENERGY, INC. OIL 14266 BARROW R.J. 97736915 WILLOW SLOUGH (FRIO 2) 071 CHAMBERS GAS 120084 AULT, ERA MAE 27316735 EASTER (2150) 089 COLORADO GAS 120219 AULT, ERA MAE 27316568 EASTER (1950) 089 COLORADO 03 945581 WYNN-CROSBY OPERATING, LTD. OIL 21275 BROTHERS CATTLE CO. INC 88805400 TENNA (HILLJE SAND) 481 WHARTON



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03 953587 19TH HOLE PRODUCTION, LLC OIL 07078 HOLLAND, JOHN G. 22956750 DANBURY, NORTH (7900) 039 BRAZORIA OIL 23565 STEWART ET AL 86434100 STOWELL, S. (CRAWFORD, L.) 245 JEFFERSON GAS 170908 KNAPE 78616600 ROWAN, NE (FRIO 10600) 039 BRAZORIA GAS 126726 SUMMERS, E. L. 78616600 ROWAN, NE (FRIO 10600) 039 BRAZORIA GAS 043201 SUMMERS, E. L. 78615830 ROWAN, NORTH (10,800) 039 BRAZORIA GAS 070076 SUMMERS, E. L. SWD 78615830 ROWAN, NORTH (10,800) 039 BRAZORIA 03 953860 7711 OPERATING COMPANY, LLC OIL 26242 GARY BRYANT 34733600 GIDDINGS (BUDA) 041 BRAZOS 03 954998 7711 CORPORATION, THE OIL 24532 BRADY 50424500 KURTEN (BUDA) 041 BRAZOS OIL 20331 DANSBY "C" 50424500 KURTEN (BUDA) 041 BRAZOS OIL 25004 KYRA 34733600 GIDDINGS (BUDA) 041 BRAZOS OIL 24773 LOU (SOUTH) 50424500 KURTEN (BUDA) 041 BRAZOS OIL 24467 PRESTON 50424500 KURTEN (BUDA) 041 BRAZOS OIL 24673 PRESTON "D" 50424500 KURTEN (BUDA) 041 BRAZOS

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(OGPFS) 03/27/2014 RAILROAD COMMISSION OF TEXAS …Mar 27, 2014 · (ogpfs) 03/27/2014 railroad commission of texas page 3 oil leases and gas wells by district, operator, oil/gas,