21st Bomber Command Tactical Mission Report 52etc, Ocr

8/6/2019 21st Bomber Command Tactical Mission Report 52etc, Ocr

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Iv "14""'.

UISSION NO, +

FlO WN ~ APR 1 9 4 ~

COpy NO, 73

+ 52 S3 5 ~ ,62 6

4 HEADQUARTERS

A XXI BOMBER COMMANDA P O 1 1 4

~ d l ' l f I P i N T r A n ~. . . u

" U i


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No fea tu r e o f t h i s r e p o r t may ber ep ro du ce d o r disaEUlin8ted. w i t hout :Prior approval C1f Headquar ters'I'r7entioth .A ir FO rc e ...

FORBiCRD

Th e mining m is si on s i nc lu d ed i nthe repor t oontained herein a rexc. Bomber CCIJlllS,nd M i s s i o n s Nos.5 2 , 5 3 . 5 4 . 6 2 , aDd. 66, all:t ' le-ni n

.!p:rU 194.5".

Missions No. 55 (Shi:l,uolca Ale p l a n t ) ,56 (NakBjiJ!8 Ale P l a n t , Koizumi)and 57 (Taehikawa Ale Company) wereincluded in on e repor t pUblished 5May 1945.

.. ........Y.illslons No. 58 an d 63 (Hakaj1mB

Ale Plan t . Tokyo) were ccmbined inone repaM: JlUbliahed 10 * 1 194.5

.. .. .. .. ..

Miaslcn Ho . 59 (li1 tMlh1ehl Ale .zb&I. De.Plant ) n s pub li shed . 10 MIJ' 194,5

.. .. .. .. ..

Missions No. 60 aI d 6:1 (Air f ie lds ontryuahu) w en included U1 coe repal"tPubliShed 18 lib,. 1 ~ 4 . 5

.. .. .. " ..Mia8ioJl3 No. 64 (BodBgaya ChElll:llce.lCCfIlPBDY, Ibriyama) an d 65 (KoriyamaChemical Canpo.ny) were included i none r e p u n . .....loJ,lohed. 18 M:1y l " ~ .


3/94

T;"CTIC....L I.iISSION REPORT

1 , 2, 3, 9 , an d 1 2 l .. pr ll 1945

Targe t s : l u r e , Hiroshima Wan. Hiro Wan. Shiaonosokl . nnd Sk1monosokll.1ijo Areas.

XXI Bomber Comr.lnndl . l issiena No. 52 , 53,. 54, 62nnd 66.

. 2 j ~ . B ' l

H E A D ~ u n . R T E R S

XXI B O ~ RCOMl.i.M)~ O 23 4

313th Bombnrdmant WingFio ld Ordors No. 18 , 19 . 20 , 26tU'ld 27 .

Tabla of Contonts

T ~ t i e a lNarrat ive

_""0...Jl2,...

1

16

8

91010

212324..

25

Operat ions

P a r t I _ N a v i g ~ t i o nP a r t I I - l.1ining

Sect ion A .. M in in g R os ul t s Sec t ion B .. Charts Showing Wine

LocO-tion Sect ion C _ Codo Dasigno.t1on of Ll.inos

and lUna Operat ionP or t I I I _ Fl igh t E n gi n ee r in g C h e rtPllTt IV - Ro.dar. P a r t V - Gunnery Report P a r t VI . i . ir-Sea Roscue F a c i l i t i e s Tnble

~. JJAc::t. B .. . Wenthor P a r t I .. Mission No. 52Po r t I I .. Miesion No. 53P a r t I I I .. Viss ion No. 54P a r t IV .. Mission No. 62Pn r t V .. L1iulon r;o. 66

262732374247

J ~ ~ xC .. Communications 52P o r t I _ Radar Counter Measures ~ e 5 i o n54 53PlU't I I .. Ro.dlll" Counter Ueo.surGs

Mia.ions 52, 53, 62. an d 66 54Par t I I I .. Radio, 54

. . . . x D .. In te l l igence 55PCIoI't I .. lDomy Air Oppeli t i O D .. . 56P a r t I I .. EnslII J . n t i o . bo ra t t , 56

. . . . 0>: E _ Conaolldated Sta t i s t ioa l Summary 57

Annex' .. S13th BombQJ04mont ' l ing Pi014 Ordora 68

~ . O .. D i s t r i b u t i o n . . 8Prepared By:

; '_2 SoctlonIXI Bomber Command


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S E C R E T: By Auth.. or the e.G. I

ITY""_ ":2 5 Way i s ~D ~ t e In i t iAl . :

: : : : 1 : : : : : : 1 1 1 1 1 : 1 1 1 : 1 1

IlEAqUAllTERS

m80llBER CQll.ANO

.!PO 2.34

2S Kay 1945

SUBJECT. Report or Opent lona . 1, 2, 3. 9. lind 12 .April 19&5,

TO. COlllllo.nding General . 'I '1rent1eth Ai!' Porco, Wa.shlnl;'ton 25 , D.C.

I , IDENtIFICAtION Qr 14SSION I

0. , On bOJ1a of IX I Bomber Command d i reo t ives . dated 23J A n U ~and 11 Wo.rch 1945. th e 313th Bomhllrdment ~ l n gcontinuod i tamine-Iayl l \ ! opero.UoDllI fo r t h i s COIMl:1nd llgo.lnllt stra . tegic Wllter"WCly' 1nthe Jo.pan81o homelo.nd.

b . ) U n i o n Quigwulnt5 by the 31:3th Bombardment W'il\l; ro l lo . . ,

BoDbe!' CotIIl.O.nd 313th Wing Da.te o f lUning L1b_lli,l i o n llumb er Fio1el Ordor FO ' i o p Nupber5 ' 18 1 Aprll 553 10 2 Apr i l 5 . 20 1 Apr i l 56 . M 8 Apr i l 6.. ... 11 Apr i l 7

B O l l l b a r ~ n t

Group A u t e n d

o thS04th506th

6th nne! 5 0 ~ t h9 th

c . t , r l l t . SpeCified,

(1) Pri 'B 'Y Ar'Q':

Cal MIntDr MIllign NO.3. l u r e N,y,1 BII ' (Min ' .f i e l d Bow) _ WaIn harbor t a ~ l l 1t i e . of Illre BQ.B8 a t I l l re 10 (betweenthe IN.blllAl'ine bAse GIld. the DAvy yard) and. the nnChOrllg8 outaid.e th eb u b o r between E ~ Xo Mid Nl.h1nOJlll Sh1Il1Il..

(b ) Mlplne Wil ton" &. Ri"aa) ,h l" ! f.. n Ar e" _ Q a M ,!S014 I tae> R-p1.n1.hatDt or aiDef101d. In the I.I1choraee nor th o fClJIb1ro $h1aa and. a.t the t a n tbrolllh Ba.b1ruh!mll. Su140 lendiltf,: to t b t

IIOdbera eatrlUlCt to Iw-e.

(0) MhJpr I t e l l o n . S. H1rp.b1M _ p pnd l i n .tMoB' ( I l p e t t . l ' I tg ) - R e p l o D i . h a c t ot IUneJ ' io ld . a t th e DOT'Uaera e at :nne. 1; 0 Oba.t.ke Seto and. i n the I14in obaDllel tbrOu.p. B u h 1 r ~ . h 1 1 1 Q ,Syjdo ~ U . lOI.lthera entranco t o Eu.re. a.ncl tbe . st o bl 1 ah a en t o f Go aiDIIf l o l d 1n i i i. . . Wan. blocktDl the ontrance to H1ro.

(d) Minlnc l i l l l A D t i p I , SbtUDR'ok t Araa ( U l u , _

C h I d ' i lk" a e p l e a h t - e n t of . . ,10 adD. o1wlUl ' thz'oqb tb o . . . t t r l lapproa.ch t o ShlllOno.ekl Ea1kyo. and th o 0.1 tarnc. t . Chand 1olldlOC d l reo t ly. ou th throu.P lU.l&lhima. Sllldo.

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(8 ) N i o b e Wi l l i A n 10 1 . S b i m p D Q u k i _ M l , q ArIAMinetield Lgyp) Aepleniahment of swept ~ a l nchannel through th o e te rnapproneh to Shimonoaeki lalkyo.

(2 ) Secondary ArGA'I Any . h ipp ing lane throu&h tbe Inl&D4Sea. of Jllpan..

(3 ) 10 l ~ t TO'Ott .rOllS were .peoified.

2, STRATEOY AljD PLANS Cf' !J'ERAIIcgS I

.. . S t r A t e r ! ' IaportQJl;ce or ' f a u o t ' l

,t.Ro.

(1) Por the a t r a t eg l0 ImportGnce o f Shilllonoaeki S t r . l t a nn dsurroundln& IndUllt r la1 concentro.tlona u e repor t en Il1ning Winion1 ( x n Bomber Command T:lctle.ll.l HluieD 'Report No. 47)

(2 ) For the s t r a t e g i c lmporto.nco of l u r e . the I n r g n t nAvo.lb ~ e readi ly accessible to the Japanese f l e e t . nnd Hiro Shima. pr iaarypor t of e Db ar ka tl on o f th o Japnnelo Army, soo (XXI Bomber Command Taeticlll

l l 1 u l e n Report Wo, . 9 )

(3) The only ~ ! l o nnot under c.ttc.ck in provlou;", Dl.1n1ns1ll.188!OIUl t h ~ tvrn.8 p.ddod i n Boa, 3 throu&h 7 .nll tho a,rOll, aurrounditl& Hlrollo,n. The lIlQ.in objoct ive i n th is 'lr6(l WD.' the City of Biro. whicb h about3 milell s o u t b o ~ s tof l u r e , ~ d th o s I t e of th o Hiro Arsenal ( the navalb u e ' s lorSO ~ u nworks), th e H1ro Naval Engine D.nd Turbln.o Fo.ctory ( l u r e ' "llIO.in e ~ l n oworkl5), tho Hiro Nll,val Aircrnf t Factory. o.nd th o lu ro Na.valA ir Sto.tion., Tho primo.ry roC.sonll fo r lIIinil\& "'::1.1; to prevent u .e of theno.rrow . t r a i t lea.dlDg from lu re c.nd between lllrc.hc..sbi ShimD. Ill1d the mainlo.nd, thereby denyIng O ~ O S I Ifo r tho naval uni t s blocko.dod In lu ro [ 0 .

b. tAct ica l S1tupt ioD' i

(1) A D a l ~ i .of the minolay1ng resu l t_ of Mission No. 49(ll1n1nc MInion. Ho. 2) o p . i r l . s t tho Xure ..Hiroshima aTOll di l lc losed & 0 " 1 ' . . 1gc.p' l e f t In th e tUne f ie ld. . molt}}" due.: t o hon-


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c . D e t e i l s or P13nnipC:

(1 ) O p er at iQ n al P lo no 1n ,_

( ~ ) Directives from th e XXI Bomber C o m m ~ dspecif iedmine grids to be replenished. mine preparat ion, d ~ t e a .~ n da i ~ eof CorCGSto be used. In the Case of mining mission No.3 , a minlmuo al t i tudel i m i t a t i o n o r 25,000 f e e t Wa S placed on th e force Dining l u re SO. In

soverr. l i n s t M c e s . i t waS no t poss ib le f o r the lUne Depot of Jdlne llodi ...f ieo. t ion Un! t to e f f e c t e h c . n g ~ 8requostod in mine prepnrat1on.

(b ) Tactical planning Cor those operations waS doneby th o 3 13 th Bombardment J;Hng. The SD.ll'IO general pr inc ip les WGre [ 0 1 -lowod c.s i n p l M n i n g the tw o previous mining miss ions .

(c) In tho Case of th e high-al t i tude at tack (MissionN o . 3 ) , soL-c t i cn of n pp ro c. ch an d a ine lny lng runs wr.5 inf ' luenced p r i -marily by the direct ion of th o predicted wind. This was dons in order toa i m p l l ~ ycompensntion for th o wind d r i f t of th o mine. The course solected w ~ sdirec t ly into the wind. eliminoting th o necessi ty for coursecorrect ions while in the vic in i ty of the t ~ r g e t .In the o.tto.cks fromlower al t i tudes . mo.jor considerat ions in plnnning were course seloct ion( to obtain ~ favorable ~ n g l ebetween th e l ines of mines o.nd shippinglones) , onel:lY o.nt inircrnft . ~ n dposi t ions of sui tab le r ~ d ~ rreferencepain ts . Decisions mnde in the planning included the following:

1.No. :3 on p re d ic to d r nt he r

To drop from high al t i tudo in Mining Missionthan meo.surod wind.

1. To use the same i n i t i a l point to reinforcef i e ld Itel:l 10. Mission no. 4 o.s was us ed to p l ~ n ti t i n i t i a l l y. but toChange the i n i t i a l point in Mission No.5 for d iv ers ity in nttnck ~ dfor 0. more favornbel orientat ion for th e l i nes of mines.

l . To use 0. new i n i t i a l point in rv-mining th ef i e ld in Nission No. 6 in order not to repeat Mike in th e complex turnp ro ce du re u se d by Foree Bo.ker in Mission No.1 .

(d ) In these :aissions. ai rcrc l ' t proceeded indepen_dently to the t a rge t . There was no nccs8si ty for 0. SCheduling system1n 'tiow of tho small numbers at aircT:l,ft participo.tio.g.

(e) The to.ctlco.l pInna for these operr.tlona were o.at o l l o n .

.1.were to alne Iw e 10 0. t !'.Dor 270 dop-e tzouo.

InW18810n

Be. 3 . 6~ i r c r a t t

of the 9 tb Groupa.ltitudo ef 25.000 f ac t Dnd ~ x 1 .ot nttack

J . In 1I11laion Ro. 40. 10 o .i rc rr.f t o f the S04thGroup .... ro to nint'orcCJ the .10ofiold io Hiroab1Oa ~ : D J la t o.n a.ltitucl.eot 6000 f e e ~nnd On vo.r1eua ~ . a o f attack o.a s p ~ C l f i o din th e f le ldorder.

J. In ~ i . 8 l o nNo.5 . 10 o.ircrol t ot th o 505thGroup woro te re1nforce th e mine1'1eld 1n H1rCJah!1l\0. ~ " n na t 3.0. nlt1tudeof 6000 t e e t nnd on various UXCJ8 or nttnck o.a spoc1fied in the f i e ld

ordor.

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J . In Mission N o . 6 . 10 o . l rc rn f t of the SOSthGrollp nn d 10 o.1rorrttt o f the 6 th Group wero t o re ln forc l ' th e minef ie ldnCr-oGa th e _ s t e r n entrcmco to Sh1monosak:l S1;ra.1ta o. t an 0.1 t i t l lde of5000 foe t and on axes of attnck as given In tha f t e ld o r d e ~

~ In l I lsdot l N o . 7 . 5 d r o r a r t o f tho 9 th Group~ r e to ro lnforee t he m in ef ie ld QcroSll tho eas te rn onul lnee to Shillonasak i Stra .1 ts a.t a.n o.1ti tude of 7000 t e o t a.nd on o.xu of a t t a c k CUI g ivenin th o f i e l d order.

(2 ) DotAII, of AttQ9k plQP:

(o j All detc . i ls o f the lltta.ck plans to r these 1B1ulonso.ro given in 313th Bombardmont Wing Fie ld Orders Nos. 18. 19. 20, 26, a.nd27.

(3 ) Dotorwoot toD of 1!lno leQd:

( .)o.ltitudos between 5000and no bomb ba.y t ~ n k , .

I t waS decided t ~ t each a. lrcrqft o.ttacklng a.tand 7000 foot could enTry 12.000 pounds of mines

(b ) For the 2S .000- foo t t : l lssion. i t was dGcided toc a r r y 8000 pounds of minas and no bomb ba y t anks .

(c ) Uineloading f o r each n i r c r ~ twus s p e c i f i e d i n -diVidua l ly i n the f i o l d o r d e r s .

(d ) Mine ho.ndl1ng and londing fo r those missions wereSOP excop t as no ted in tho f i e l d o r d a r s . Hnva.l porsonnel i n spcc tod a l lminos eqUipped with 08_1 llod 2 c lock s t a r t o r s boforG loading th e minesi n th e : l i r c r c l ' t .

(4) MininC IJUlt rvet iogsl

(0.) l i o n of the m in es w ere to be l a i d by I o f 2: meUK)dso u t l i n e d in 313th BOIIbtu'dllllllnt "int To.ctical SOP No. l O O ~ 2 . ( R e f e r e n c etoU1s11ion Report 11'0. ' 7 fo r cOlllplete SOP regarding these methods . ) In tl.1l. t 8 s 10 na , o x c e p ~Ho. 3 , nav iga to r s were permi t t ed to n e gle c t wind d r i f tor th e ~ n o i n nr r iv ing a t th e ro le a se p O li t io n . In MIssion N o . 6 someof th e mines were to be dropped by c ro Sl b ea ri ng s on forward rad:).r oil!. ...In g p o i n t s .

(b) J e " h o r l 1 ~aron . 1 1 ' $ ~dosipuLtcd lmmcdhte1y o f ft .bI 1"WIWll e . . t o t Tinil1ft. en rell te to t he J ap an os e bomeland. and wi th -i l l SO a l l e , o f a l l 181.l1d8 ell rou108. a.a 1n prev10ua l I inlnr; l l 1u lo f t8 .

(0) t.portaDoe o f o.COllra.oy i n plot t ln& albe pol1t1onawas 't,..... d, All oro _ _ re p r o d d e d 'with rsdo.r scope 0""" to " -001"4 th 8 posi t ion or II1D1l r e I . . . . . Deto.ns o t r a d a r scope pbotop-apb7. r e epec1tled la. the N e l d o r d e r s .

(5 ) lar ic . t ipppi PlpppiQCI

(a) PA i l . or b u t t e *

t. Ml'lPD No 3 . TID1o.n. Iwo Jimn. 3315M

13411, 34141 13251 In i t ia l PoIntS, in4 iv idua l radar &im1n& poIntet o r e&ch a i r c r a f t &s out l ined in th e f i e l d o r 4 e r. t& rg et. 3 2'3 1 13302E.T1nII1lJlt, ) io.nollnr a f te r a .t t u t: _ h f t t u r n

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c . Oyer bru t :

(1) Pr imary Ar e . . :

(a ) or the SO d r c r a f ' t airborne in these 5 1Il188ion.,. 5 bl1ned prilllary a r e u wi tb e. to t&! of ~ 7 mlnes. of which 224. _re a rk26-1 or 36-1 mines and 143 were Wark:: 25 zaines. Then mines were f i t t e dwith a T Ltiety of magnetic and acous t i c mine - f i r i n , ~ c h & n i s m ato CDD.p l i c a t e eoemy . . eeping. A de t a i l ed br.&kdown of mine. used and t h e i rloca t ions a:ppears in Annex A. Par t I I .

(b ) wn&th of mine runll varied from 20 ,econ.da to 15minutes an d ind ica ted airapeeds r a n ~ e df r o ~170 to 224 knots .

(c ) Release t imea and a l t i t udes of rele , , ,e aro i n e l ~ d e di n tho Consol idated StQtis t icQl Summary in Annex E.

( 2 ) J e t t i soned l Thlt fol lowing 32 mine ' were droppod i nj e t t i aon ing areas "pec i f ied in the f i e l d orders l

MinigD No. Mark 25 H W 26_1 o r 36.1

3 0 0

6 05 0 16 .. 17 0 0- -0 2

d. Route BlLCk: Routes flown back 1fIOre general ly 0." b r i e f ed .Throe o.!rcro.ft o f " h a l o n N o . 6 an d 1 of lU n io n N o.7 landed a t IwoJ ' . . .

e . Lepdinc: Al rc ro t t landed as fol lows:

l.!1n1ft&ml l i eD Bp.

3

Fi r s i ; LlQdiQr

01UIOZOa211SZ0:521191

~ 2 1 U Z

122zrs2Z

LAI'!; lending

O1l9S6Z022352Z03222.Z0923511l223l2Z

t .

19l1,,'110 a i r o n t t . . ro l e e t or da.mapd on the 5

a i lo n

&- O p t r e U p M !gwenl

U ) I f , n n U p p , Ith e run . p l o t w ' . I.D&lyai8 o fresu l t . bad been obt&1D11d.

(S M Ar.n.a A. PeLrt I t t o r de t aUaJ CItro.elo.r scope pbetoUllpba ind ica ted p o d

( s .. Annex A, Part I I , to r e l e t 4 U ~Almoat_ ro e d ro pp ed as b r i e f ed . Soven minea lIl&Y~ l m1nOl

hAvo b n n

(2) MipiDC'in the S mi.,lonadropped on lanel.

(3 ) F It eM E p dn ee ri pJ I ( S . , AnDu A, Pa.rt I I I to r Cho.rt.)

(. J ! H t l t i n o! M h l i o n ' M F1051,1

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10/94

1. cau ' to 1 0 , '11 ; , A l tI tu d 9l 1 All d r c r n t tmild" ::l. climb imllledia.tely n t t e r to.k:e..off to 5000 o.rld 150015 t e e t . WaaionNo. 3 ' p ec i f i ed t\ 25.oo0. toot bombIng a l t i tude nod th e climb wo.' e t f e c t ed. a f t e r crllidft& to r ' O l i O t i p a t 5000' t . . t .

1.. I n i t i A l C r u l . u aDd Aueab ly, All o.1rorat t6000 i l o ~ . e O O Of e e t . li o lUlu,blbl1es were aede.

~ . C r u l " ! to TA u , t l l The low a . l t i ~ d obombrun! wero e t fec ted o.t speod! o f 2 ~ to 2"0 l I i lo . per hour. a.nd the M&hruna a.t norao.1 bolllbil1l> epeod. or 19 0 to HIS mile . por hour

.!. Return. to baso: Return. wero made10,000 a.D4 25.000 t eo t . No diff ic l l l t iOll wero encountered.

bOtweOD

(4) WA!:'c:aqu1PCl'Dt fllnotiono4 _ 1 1_inOIl visutl11y.

(Seo Annex A. Po.rt IV , f o r dote.llsJ Rtu1uron these mi.s iona and only 5 a i r c r a f t la id

(5 ) GunnorY: (Soe Annex A. Par t V, fo r dotalla.,) Io lLtta.ek.Wltre lIlde by eMIIlY f l ~ t e r s .

(6 ) A 1 r ~ S o .Reseuo: Jro ditcbint ;s were reported on t h u el I l1 'don

" " . no

h. Weather:o.d'rer . . o f f e e t

(See Annex B. fo r detai ls-) Weathorupon lLecomplishmant of the m i . a i o n ' .

ebCountored

1 . Cosp!IlnIcp,tioM I

(1 ) RgdCLl Counter 1IeAfU" '1d o t o . n . ~Nogativo searche. were reported1011111ion 10. S .

(Soe Annox C. P u ' t I . t o ron 0.11 milldoM except :Mintng

(2 ) .Bad.1R.' (See AftlUIIS C. Po.rt I I , to r deh .ne . ) All nalf

Ip t loD oonta.ot. o .t te ll lp ted were obt&1ned

.1. In'tp111CO!\Ce S p a n t y l

(1) EQlmy Air Oppo.tt iOQI (See Annex 0 , Par t I . fo rThere . . . . . no a i r oppoai t i o n o.nd only 11 onomy o.ircl"o.f' t were

(a) I M I Y A n t i t l r 9 n f 1 a (Soo Annex D. Po.rt I I . t o r d....

ta11-J tdtt1 ne . , aDt la i rcra tt ac tiv ity waR encountered.( I ) l i m p ' ae 'plg. D o t d h d altAly, '" o t a l . d o f t r . , u I t s

o n 1n.Qnex A, P a n t I t SectiOD J. aDd I . or th is report:.

g..z,? t'/J-,ClJR'tIS E. LollAt

U&jor Qeaora1. u.s . . . .Cc..aD41Q&

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2 . H l l J l

A

(I I EM Ti OllS

Part I ~ NaTigat ion

Par t I I - Min1D8

Sec t ion A _ Mining Resul ts

Sec t ion B - Charts SbOlll'ing Mine Locat ions

Sec t ion C _ Code Designat ion o f Mines andY.ine OperatioM

Part I I I - Fl igh t Engineer ing Chart

Pa r t IV - Radar Report

Pert V - Gunnery Report

P a r t VI _ Air-5ea Rescue F a c i l i t i e s Table

. ! ! i o p l Nos 52. 53. 54. 62 I: 661 , 2, 3 . 9 I: 12 AprU 19115

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14/94

r:rt the 2000 . lb . mines. 81% w er e e qu ip pe d with A- 3 Mod 1 H.nmechanisms (n o S . C ~o r DAM). an d the remaining 19% with M . l lmechanisms with s h ip e ou nts dis t r ibu ted betveel\ I , 2 , an! 3 anddelaYed arming s e t t o ann in equal groups a t I , 3. and 5 dayanf" ter p l e . n t i n g ~

(5) In Min1M M19eion No, 7. Shimon03elc1 Dlst Area.(xxI B: Mi.ssion 66). 47 o t the 53 mines planted nere lOCO-lb. s1z.e,and the r eo ai nd er v er e 2 00 0- lb . s i z e , Ot the lOOO-lb. s i z e , 49%were equipped n i tb A-3 Mod 1 ) I ,U mechanisms a t normal s e n s i t i v i t y(Medi\Dll-S'i'l'itoh p06it ion 2) . 17% 'With A-3 Mod 1},f,Q. se t nt 1/'2 nortlJ!l.ls o n s i t i v i t y. and 11% with A-3 Mod 1 MMl eet a t 1/ 4 narmal esnsi t1T1ty.The rettl8in1ne 2)% nere f i t t e d with M9 Mod 1 mechanisms se t t o r 10.5-secct1d deed period an d with a 20-ohm shunt on the s ens i t r o l opera_t i n g c o i l . A ll 6 of the 2000-lb . mines vere equipped v i th M-l lmechanisms ad jus ted to 1/4 normal sens i t i v i t y. No ship counts ordelaYed arming s e tt in g , n a r e used on these minos.

~ i th th e permission o t the COllIllEUder-in-Chief. U.s. PocUicF l e e t , no s t e r i l i z e r s were used on the j)receding mines.

d . A l l m ines used in t h i s operat ion were o b ta i ne d ! 'r a nMine Assembly Depot N o. Four, Tinim.

e . The 30 Mark 25 l'N4 mines planted in V.inillg MissionNo.4. the a Mark 25 Jr1Il4 planted in Minin& Mission N o ~5, and30 o f the 67 Mark 25 !tto!4 planted in Minina Mission N o . 6 'l:'eret i t t e d n i th 9 - t o o t parachutes; a l l o th e r m in es lw.d 6_foot parachu tes .No parachutes nere observed to f a i l by crew menbers. bu t 1 mineexploded on 1mpo,et v i th th e water an d 4 shor t s t a t i c cords lTerere tu rned in the bcmb bays cd th e a i r c r a f t .

t . The basic t a c t i c s used i n t h i s operat ion 'fiere the-.me as t ho se d es cr ib ed in the repor t s on Mining Mission Nos. 1and 2 . Wind d r i f t of the mine was neglected in a l l drops below7000 f e e t , In th e case o f the 25,OOO-ft. drops in Mining MissionNo.3. runs were _ d e in to the metro- wind in order t o el1minateth e necess i ty to r course correct ion; wind d r i f t a t the mine wasthen abeorbed in the s l an t range settiDB; t o r mine r e l ea se . usingpE'ediohd b a l l i s t i c s l a n t ret lge se t t i ng t ar mine r e l ea se . usingpl"edicte4 b a l H s t i c wind. Deta i l s of th e ! p I S and RAl)ls vere Sln .ni n t h e f i e ld or d ....

h . CJFiU9Uf or M1petield!1

(1 ) n e l l l i p ! (KUre Barbgr) l Raclar ana lys ie o f thereeul ta a t JI1Jl1D1l118aiOD No. 3 she . the t two-thirds of the a i r .cra t t droppe4 8s I r i e t e d . Th e r e su l t i n s pat tern VQ8 os plannedaDd should prcduee the desi1'04 e t t e o t , 1 . e . , t o r e s t r i c t roov8lllellto f naval v es .e ls in the barbQr s r . . surrourdiDg th e Rilre Navy Yard.ODe m ine was ob s . . . e4 t o eJ:plode on t apac t . caused. e i t he r by aperachute t a U u r e o r D a l i gh t el'1"Cr i n pre4ict:ed wind. T his v as a- . 1 1 percent . . cons ider ing th e land-lOcked bBture at the t a r p tand the altltUl!le 01 a t t a c k . 25,000 t e e t .

(2 ) 71014 U s (Reinforcemept of apm'98ch t o H1roah1.ma.lUre, aM Hiro): Plo t s 9 ' the minefie ld sbo:r t ha t the replenish_lIlent wa s c a r r i ed out l locuratel1. and. t ha t tbe veak por t ions at tbe

i lIl1netield planted i n Mining Mission N o . 2 v a e subs tan t ia l ly r e int e r ced . Radar anal) '8ie disclosed t ha t roughly 7 II!t.rk 26-1 or 36-1

..11..

I I I :l:


15/94

mines may have been dropped on lnnd . al though no explosions l1ererepor ted by the crew s.

(3 ) Field Mike (Reinforcement of mine f i e l d at wept.

(4 ) Fie ld Love (Reinforcement of minefiold a t east-ern epproach t o Sbimonoseki): Rodar resul t s on 4 out o f 5 runsschedu led f a r t h i s operat ion shoo- t h a t a l l drops uere made accur a t e l y 8cross the shipping l and , No mines v er e r ep o rt ed droppedon l a n d .

. . 0lil.

Table 1 ... t o Sec t ion A

I , wcuar o f Mines Planted on Mini Mission No . ... Fiold HO'll

XUreM l ~

Blse)

Mark 26-1 or Mark 36-1 (1000 lb s i z e )

No , Mines Plan ted :It & c h Type Plan tedCode Scheduled i n Target i n Target

Q.21-81 36 35 74021-'89 orD21-B9 E E 26

Toto l 48 47

To t n l No, S o r t i e s - 6

2 . Sunmary of Mines Planted On Mining Mission No, 4 ... r ig Id It!j!p(Hiroshi.m:l &: K u r ~Aroa)

Mark 26.1 or Mark 36-1 (1000 Ib , si iO)

No, Minos Plee ted :c: Each Type Plan ted

21l.! Scheduled i n Target in Target

'121-89 7 7 14.62C21-89 or02189 39 39 81.22C12-89 1 1 2.08C2281 .J. .J. 2.08

Total 48 48

10 0

% Dlch Type pl8Dtedi n Ta r p t

Mark 25 (2000 l b , s i ze )

No. l U n d Planted. in Ta r S "cheduled

Tote1

Tota l Mines Mission No . 4To to l S o rt ie a Mission N o ~4

S9hedule45410

P lm te d i n Tauet7B

9


16/94

i n Target

100

839

% Ehch Type Plantedi n Targe t

Planted

3 . SUI!IDtU'y of Mines Planted on M i ni M M i ss io n N o , S . Field ItEIII.(Hirosh1JM &, Kure Area)

Mark 26_1 or Mark 36.1 (1000 l b , s ize}

% E ac h Typ e Plantedi n Target

No. Mines PlantedCod. Soheduled 10 TarBet

Q21-8') 31 31021-8') 25 24C2l-B9 .l! . l !

To t a l 60 59

MIlrk 2S (2000 l b . s i z e )

No. Mines Planted~ Scheduled i n TargetQ21-8') :JQ E!l.

To t a l 30 24

SeheduledTo ta l Mines Mission N o . 5 90To t a l S o r t i e s Mission N o . 5 10

4. SUIlIllBry of Mines Planted on Mini ; , Mission No.(Shimonoseki S t r a i t s

6 _ F i e l d Mike

Mark 26-1 or Mark 36-1 (1000 lb . size)

~ ScheduledNo. Mines Planted

in Target% Each Type Planted

i n Target

Q.21-8') 18C2l-B9 orD21-81 ~

To t a l

17

~

23

74

26

Mark 25 (2000 l b . s ize )

N o. M in es Planted :c Eacb Typo Plan ted~ Sghedule4 i n TarBet i n Target

Q21.1l9 87 67 81.001Q1-27 3 2 2.)81Q2-J9 2 1 1.191113-27 2 2 2.381111009 4 3 3.571112.09 2 1 1.181Q3009 2 2 2.371Q1-119 4 3 3.561Q31l9 ~ ~ 2.37

To>a1 108 83

Total Mo. M1nea Mission No. 6To ta l No . S o r t i u Mission N o . 6

Schedule4

13220

Pl!!!pteli i n TUSet

10616

l U 1 l 11


17/94

5. Sunmar o r Mines Planted On Mini Mission NO a - :FieldShimon08eki S t r a i t s

Ml!U'k 2&-1 o r Mark 36-1


18/94

NO. MAJU(.!!!I:!E1 !l!JQ; CODE LATITUDE LOJ>yrrupE B!MAJUS

Mission No . 6 5 Mk-25 Q.21-B9 17/42N 1Wl7E j e t t boned .1 Mk-25 Ml2-E9 17/42N 14lI/17E Jettisoned;4 Mk-25 Q.21-B9 15/DlN 145/54>: Jet t i soned.1 ""-25 Ml1-V) '5/DlN 145/54>: J e t t isoned.

1 Mk-25 M12-G9 15/DlN 145/54>: J ot t 18oned.5 ""-25 Q.21-B9 15/16N 146/29E Jet t i soned.1 Mk-25 Ml1-


19/94

-,

_ . , . . . . _ . ..

q lf([

[

r:r


20/94


21/94

M I N ~ F I E '0SECRET

HOW 8 ITEM


22/94

...... " ...... ' , '...... Q.< " , ....... .,".0

...... .

1

"

..

MISSION 62IlES'- ........... f l L l ~ .1loOon, Of' FlN .. L POSITIONS ""- . s ........ nD . . . _ FOOLD _

(5>ll110M05l;KI Snt.\ lTS 0110.)

-

UAKAMATSU

~ " : : " . . . . = ' ~ ~ ~'";;.: . - : : : , . ~_..- . - ........ . - ..0 0 _ U " ' .~ ~ u . . . - . av "TPOOO_...... . - _ O Y .......... __._............. "'- . .- .....- ' - " - " - " " " " - ' - "

. _ ."""'.--0 u _ _A._.

._.. -.- ... -


23/94

..

SHIl.ET

\"

I \1jj-- ,a

PREP"RATIOH OF II'..,U4 MlNe IS n u u c -AT. . , IN ANN.JIt a TO . . . - L D ~ _ "&l' .R e N A a N C B D TO N U " . R ~A b - ' # \ o C ~ TTO U NI ! O F " " N . S . 011I:0'-- 0 .. 'Dl'IlOPP_IN " . S P ", OM laOTTO" TO T O P.

LOCATION COffFIAMI!D ... .. RADAR seoNPt tOToel l l4PH,J T'AKa" """ ! M O _ ' N O , -TION OF " ' . S T " I . . . . '" " . . . , . . . , ORAL.ON6 TH e A)CIS O F AT TA C K. .

LOCATION IESTAIloLISHeD BV ~ A 0 6 ' ATION.

LOCATION CONFIRMED IlY RADAR SCO"!P H O Ta . A A P H S nuts,.. AT DAOPPINO P O ' I -T IO f' l O P P. " S T MI N . . . . T. - s n l t .. _ DRALON& TH a A " I . OP ATTACK,,-LOCATK)N I!STABLlSHED BY ...,...;A.RfN.ATION.

MISSION 66BEST AVAILABLE DATA ON FINAL POSITIONS OF

MINE' PLANTED IN OR NEAR MINEFIElD I..DVE( ~ I M O N O S E K ISTllAITS AREA)

1000 LB MINE

o 1000 LB MINe

NOTE:

o 2.000 LB M I N e

2.000 U I MINE

Sltll.ET

,".'... !!!!-.

.

it, ~


24/94

MIKE: SECRET MINEFIELD LOVE

3

5


25/94

MINEFIELD MIKESECRET

\


26/94

Sec t ion C .. Code Designat ion fo r Mine Preparat ion

l ~ The t y P e mechanism and the pr()paration an d Gott ing o f thecomponents i n a l l mines 'ii'cro apeci1'ied by the follOl1ing code:

a ~ FIRST SYMBOL (LetteJ:!) ... MEI:w.NISM AND P R E P A R A T I O N ~

Dead Per iodCode Le t t e r Mechanism (Seconds) TyPe Looks

A M-9 3 2 Look ReverseB M9 5. 2 Look RavQraoC M-9 8 2 Look Reverse0 M-9 lOt 2 Look ReverseE M-9 3 2 Look Randan7 M-9 5. 2 Look RandcmG M-9 8 2 Look RandanH M-9 lOt 2 Look RandanI M-9 3 3 look ReverseJ M-9

5t3 Look Reverse

K M-9 8 3 Look ReverseL M-9 lOt 3 Look ReverseM U- l l Normal 2 Look Rev6I'so~ A3 Mod 1 HUR A-3 Mod 2 (4 M i cr o fa r ed c o nd e ns e r in f i r i n g

chnnnel)S A-3 Mod 2 (2 M i cr of ar ad c on d en s er i n f i r i n g

channel)V A-5X A-6

b ~ SE::OlID SnmoL (NUmber) - SnBITIVlTY S E 1 " I ' I N G ~

Code No .

1234

Acoust ic l l .ecbnnicS en s , SWi'kh s e t t l e s

FineMediumj. Meditll11 Medium

Induc t ion MochoirismS e n s i t i v i t y M-9 ...1 .. 1Il. l l

Fine (Normal) NcnmalMediW1 (:20 ...abm Shunt) " Norm!t1Coarse t Nomal

c . THIRD SYMBOL (Number) ... SIUP COUNI' SEI'l'ING (Not KId Setl l ing)

AetuotiOIl8 t o Fi re ActuatioNS t o F i r eCode No. (Number on TB) Code No . (NlDber OJJ TB'

1 1 6 6 2 7 73 3 8 84 4 9 95 5 0 10

d ~ nASH BE.'I'li'ttR THIRD SYIEOL AND FOtm'H 51MBOL.

e . FOUR'I'H SYMBOL (Letter) _ DELAnD .ARMING S m n f l .

Code l f t t e r

ABCoE

@ l M DglaY

4.5 min"'!3 b r a .

12 bra.1& bra.

1 day

Code LetterNopQ

R

ArmiM DelaY

20 Days25 Day1l30 Dcys35 Doys40 Days

~ H . I ! I I


27/94

Code Le t t e r Anni1l8 Delay Code Le t t e r Arming Delay

F 2 days S gODeysG 3 days T o DaysH 5 days 0 70 DaysI 7 days V 60 DeysJ 10 days W 90 DaysX 13 days X 100 DaysL 15 days Y 11 0 DaysI I 18 days Z 12D. Days

f . nFl 'H SYtABOL (Number) STElUUZATION TDJE AFI'ER ARMIN:}.

Code NUDlber

12

)456769

S t e r i l i z a t i o n Time After ArmiM

0.15 days15 .30 days) 0 -50 days50.ao days

80-100 days110-140 days140.170 days170-200 days

None

....

U ; "I!ll:r.


28/94

F L I 6/1 T E A l tTl tV EE R IA/6-

10, DeJO .. -t..+-f....}tj,.

I ~tJOO .. +..../-t..,,'r..i......i ,,

(/'OvA/PS)/.111'1I-flAO

3;000

(J

1.f, 0 0 0 .............;-.-, : __r- .. _ ~ _ t ..l_ .,~

10, 000 +......":,> 1". .... '000 i '

1 2 0 0FUEL

!


29/94

Fa r t IV - RADriR

1 . Mining Mission N o . 3 ; Eighty per cent AN/APQ.-13 wereopera t ive over the t a r g e t . and e ~ nere operat ivo on landing . Oneradar wind l


30/94

Par t VI - .Am.sFA Rl!SCUE FACILITIES

2 0 0 0 l ~

14330E

12203(1222oaz.

!

;121400Z1121730Z

0')203""092200Z

, 2000N14330E

'2000N1'4200E

2000N14300E

022100zt o en4 o fmiss ion ,

-.:_...::...-:.:.--::_--=..,r---:; - : : : : ~ - - : ' T ' - - ' : " - . ~ ~ . - ' : : - : - . - " ' : l

I3100N- !13400E I

MISSION

,." 3

2000N14200E

-;------.---lMISSION lMJSSION IMISSION ' MISSION

"'.4 1""5 ,.,.6 ',',.,.7 I_._-- -- ......L . . L - _ _-0_ - ' , - _ . - - - . I ' - - . , . . - ~ - ... - - : - - - = " T- - - - =-'1I I

II;I,,

Time on pos i t ion 012OQOZ012200z

SUP!R DtImlS

Posi t ion 3000N- 3100N- 3100N- 3I00N-13500E 13515E ' 13515E 13400E

Time on Posi t ion 011700z 021600z 0 3 1 5 = 0 ' )16=t o end of 02I700z 3I600z 0')173""

Imission

, - - - - _ . _ - - - - - - - , - - - , - - -

.- .._ - - - -- - _ .... _......

! Posi t ion

, - ' . -J DlJ1mCS,

Time on Posi t ion Entiremi8sion

IBoON_

: 14430E

SCRJ'ACE VESSELS

Posi t ion .180ON

:14430E

IBaON_

14430EEntiremission

IBoON_

14430E- 'Ent i re

'mission

1600n

14430EEnt i remission

II

I-- .. ~ . - - " ' _ . ,Ent i re mission

, . _ . _ - -- .,---. _.._-....,....- - - - - - - - - - ._- ~261SN13900E

,,Sube 1n

A r . . .Aler ted

!

2615N13900E

:3 SubaI n A f ' .Alerted,

--_.--------En ' l r e 0 ' )12= ' 12100"" Imisaion , 09190oz. 121900z !

- - - - ; . . - . C : ' : : O : ; - - -= __c = c _ ~

'2800N_14000i

: 31001I"3515E,

1 - - - - - - -i EDt i r eM1ealon

260oN13815E

:J(lOON135152

30001I-135002

'2BoON_14100E

- ~ . _ - . - - : - I

'rime on Posi t ion Ent i re 02120CYZ'mieeion t o end o f

.mas ion

Pos i t ion

Tiale DO Poaiti01l b t i r e En.t1re,,minion mi.sion~ - _ _ I ' - , - _ - , - - - - - ,

. S1J/IlIIlIll2l

,i Poeitlon

'l'W'o Super D\lDb08 "e ra assiGned t o r Mlsl!l1on 3 . both uaina n es e e poel t1on an d t ime on pos i t i on

25-


31/94

U L U . l i I

A::JrIEX

B

. i t p R

P a r t I Mission Ho. 52

Par t I I Y1laion Ho. 53

Par t 111 _ W1.alon Ho. 54

Par t IV M1 10n No. 62

P u t "I 1I1 .. 10 n 50 . 66

I I e 'e M 'A n I . p . Me 6 L ' n '

... -

. l J j l I J J :


32/94

1I1851on No. 52

PART 1 - '!lEATHER SVW4ARX

MINING MISSION NO. 3

PLQNNINQ FOBEC4ST

Dnte I 1-2 Apr i l 1945

~ 5/10 lo w cloud, b u e 1400 f t , tops 7 to 9000 f t . in morniDl;.with l i g h t s h o _ r 5 decren51ng i n nt te rnoon nnd nigh t to 3/10 with noshowers, 3/10 middle cloud nnd 5/10 high cloud.

Route I To U O N I 6/10 lo w cloud, b u e 1800 f t , tops 6000 f t . with 3110middle cloud. balO 12.000 t t , tops 13,000 f t .To 26 0 N I 8/10 lo w cloud, b:1Se 10&00 f t , tops 6000 f t , ,..i t b 11ghtshowersi nnd 10/10 middle cloud. baSEl 12.000 f t , tops 15,000 f t .To 32 01f! 6/10 lo w cloud. base 2000 f t . tops 7000 f t j 3/10middle cloud from 13,COO to 14.000 f t .To CAA,tl Woo.k cold f r on t with 10/10 lo w cloud, b u e 1500 f t .

tops 8 to 12.000 f t ; 10/10 middle cloud from 10.000 t o 16.000f t i 6/10 high c lo ud a t 30,000 f t .

Tgrge ts l S/10 lo w cloud, bo.se 2000 f t . tops sooo t t l 10/10 middle cloud,base 10,000 f t . tops 15,000 f t ; 6/10 high c loud . bo.se 28.000 f t ,Low cloud expected to brenk to 3/10 o.nd middle cloud to 4/10 bymidnight.

Opera t ion ; l Forccp , t

Ba:le o.tTnke .. o f t 1 3/10 lo w c loud , b u o

2000 f t . to p 4000 f t ; 4/10 highcloud, b a ~ e30,000 f t .

RouteOut I To lOON I Same o.S b u e s .

180M to 206 I 9/10 lowc loud . base 2000 f t , top 8000 t t ;7/10 middle cloud, baae 13.000 f t ,to p 15,000 t t . SilO high clow:l.,b u e 25.000 f t . top 86,000 f t .v1a1bl l1 ty 10 a i l 10wer11ll; to 1

. U o 1n nod"rat bowI!r.,l O o b m , lCV10 low 0101,14,bl1lle 1000 f t , top l ~ O O Ot t , 9/10middle cloud. b . . " 10,000 f t , top11,000 f t l 8/10 hi&b cloud, baa .23,000 t t . to p 28,000 t t l n a l -b l1 i ty 5 mil lowerlng to I mil.in r a in . heo.'O'Y c lea r le1n llbove14.000 t t .2zOU to 2?OMI 8/10 lo w clo\ld. '0&101800 ! ' t . top 8000 t t ; 9/10 . 1 d d l .c l o ~ dbo.se 12,000 f t . to p 17.000

f t . 8/10 h i ~ hcloud b et we en 2 4, 00 0f t QrU:l. 26,000 f t .I2B to SzOB, 8 /10 low clo\ld, bQse1500 f t , to p 8000 f t l e/ lO middleclowi, bo.ae 11,000 f t . top 17,000f t l 6/10 high c loud , base 26,000

t t .

Weqther Encountered

4/10 cumulus, base 2000 f t , top

5-6000 f t .

'10 20 0 R I 3.0/10 C u m ~ l u 5 .base 2000f t . to p S ~ O O Of t ; 3/10 t h In a l t o -stre.t \ la; 3 /10 h1&h c i r r u s .2


33/94

320n t o 1 4 ~ : V I 0 lCllf c loud. Base2500 f t .. top 6000 t t .

~ : V I a low eloud, b a 3 8 2500 t t . Target coDditiona were c1oar.to-PbOOO 1 ' t .

Route ReturnillB: Same as Route Out.going

D u e On Return: 8/10 1 ~ cloud, bas1000 f t . top 10,000 I t ; 10/10 middlecloud. base 10,000 t t , top 12,000 i t ila l la high cloud. base 30,000 I t ; visi b i l i t y 10 miles lonering t o t milein moderate s h ~ e r a .

Clear to 30CN.gOON to 20CW: 1/10 undercas' with

:8 /10 c i r r u a . L ig ht r im e i c ing "aeencountered i n the v ic in i ty of 30CN.200W to !Ileee: 6/10 cumulus. tiBaes1800 f t , top 6000 f i t with 2/10 built:up t o 15.000 t t with heavy shCKl'era

.5/10 C\DlIulU8. tiaee 1800 t t . top 6000t t t . i t b 2/10 bui l t up to 15.000 t t91th heavy r a in showers .

-28-

' J l ! J I


34/94


35/94

. / I I

/ 1 I , / II 6 ', r'

ChICHI ~ A ,

, .. I"lWO JIMA

I

.rSA1PflN

- q ~ - - - + - - - l1 P R O G N O S T I C M A PI f o o o o z ;PAU,lJ

2. A P R I L / 9 4 5

nRUll.


36/94

S V N O p Ti C !v/!:;"f:O O O O Z

,,- , - . .2 A P R I L / 9 4 5) .- I

I I

,

II

tP,.-

I

SSAIPAN

,-

TRUK,:. ,


37/94

Per t I I - ';lEATRm S!.M+\RY

MiniJUl Mhs ion N o . 4

Mission No. 53 Date: 2 .. 3 Apri l 1945

Planning Forecas t

BlSES: 4 t o 6/10 1(;l1li; c loud , base 1600 t t . tepa 7000 t t . night at 1 2A p ri l i nc re as in g t o 7 /10 , base 1500 t t , tops 8 to 12,000 I t by1000K 2 Apri l and t o 8/10 , lie..se 1400 f t . tops 8 t o 14.000 r ta f t e r 1800K. Middle cloud increas ing from 3/10 a t s t a r t o fperiod t o B/IO with 8 base a t 13.000 t t l tops 15,000 f t . HeaTYahooers a t end or per iod .

To J3CJl:

To 19DN:To 30ON:

As bases.10/10 low c loud . base 1500 I t . tops 3 t o 7000 t t .l i gh t 6Ce.ttered sbarers a.Dd 8/10 middle c loud , bllse11.000, t ops 1 3 . 0 0 0 " " .6/10 low. c loud . base 1600 t t l tops 5000 f t , an d 3/10middle c loud . base 12,000 t t . tope 16.000 t t .

To Coast ; 8/10 le w c loud . base 1800 t t . tops 6 t o 7000 t t I4/10 middle c loud . base 14,000 f t . tops 16,000 f t .

TARGFI'S: Average 01 4/10 patchy 101'f cloud, bose 2000 t t l topa 6000 f t .

RourE:

OperatioDal Forecas t Weather Encountered

Baa, a t Take O f f : 4/10 10'1 cloud.bese 1600 f t . top 6000 t t l 4/10 middlec loud , base 12.000 f t . top 13,000 f t ;3/10 high cloud )0.000 I t ; Vis ib i l i t y12 miles imer ing t o 2 miles i n l i g h tshOWors.

Scat te red middle clouds.

Route Out: T06

/'JON: Same as tll!se:ll ..lZON t o 2JON: 10 low c loud , base1500 t t , top 6000 t t l 3/10 middlec loud . tiese 14.000 I t , top 15,000 :f't I3/10 high c loud. base )0.000 t t ,23DN t o 2BClJj: 6/10 10;: C11oud, base2000 t t , top 6000 t t i ' 5/ 10 m id dl ecloud. b ase 1 5.0 00 f t . top 16000 f t ;6/10 hiBb c loud. be3e 26,000 f t , top

28.000 n .?8C)! t o 3POp: 6/10 low oload . l e sel200 t t . top 4000 t t ; 8 /1 0 m id dl ec loud in l oy er a b e" 'e en 11.000 f tam 17.()()() :f'tl l1&bt showers.3 0 ~t o 34ON: 3/10 Ie - c loud . baae2000 t t , top 5000 i t ; 2 /10 highcloud a t 30,000 t t .

b r e i : 3/10 1(111' c lo u d . bese 2000 f t .to p sooo t t l v i s i b i l i t y 12 miles .

:8r'oken cumulus am stratoe\J!lUlue:,base 1500 t t . top 5000 i t , t o 1 ... 0J ime.111'0 l im l t o T erse t: there wa s broken cumulus, tops a t 5000 t t . becaa ..i08 sca t te red nor th o f 3 0 ~ .Therewere overcas t middle clouds withbases a t 10.000 t t .

Scat te red l c . olouda , ~ i t htops a t5000 t t I broken t o QT'erOatt 1111&\18clow1s . U h basee a t 10.000 f t .

v i s i t i i l i t y reduced to 5 mUes b7haze.


38/94

Route Returnin/l!' i: Same as Routeoutgoing.

Seme 8 S rou te outgoing to ~ Nwhere re turn ing p la ne s. f ly i ng a t10,000 f t went on ina t runents andr8D8ined on in5trlmlents t o 19C!N.In th1s area they encounteredmoderate t o heavy r a i n and t u rbu l -ence. J,.verage head w1ms of 13 0 0

a t 30 knots wore found a t t h i s l e v e lmaking planos an hour l a t e . Topo f the overcast was esttmatcd a t25.000 f t whi le heavy i c i ng wa sfound a t 20,000 i t between th ecoost to 2 0 ~ .

Base on Return: 4/10 100 c loud . base Not observed.1600 i t , top 6000 f t ; "4/10 middlec loud, base 12.000 f t , top 13.000

high cloud a t 30.000f t ;

v i s i b i l i t y12 miles l a


39/94

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41/94


42/94

B.\SFS: 5 /10 101< c10OO. bose 1000 f t . tops 6 to 9000 t t ; 5/10 middlecloud, b as e 1 2, 00 0 f t . tops 13.000 f t becOll.i.ng by 1000K 4/1001ench. Moderate shO'iO'ers in morning becall.ins l i gh t and sca t te redin af te rnoon.

Mission No. 54

RotJI'!S: To 2JON:

To 26ON:

To Coast :

Mining Mission N o . 5

Date: 3 4 Apri l 1945

P10nning Forecas t

7/10 l ~ cloud a t 1800 I t with tops TBriable t o 4-7000I t ~ i t boccas iona l l i g h t ehouers .7/10 lCJlll cloud a t 1500 I t . tope 7000 I t to 9000 t twitb occasional moderate showers.4/10 lCll>' c loud . base 2000 f t , tops 4000 f t .

T:.RGFI": KYSUShUI 7/10 low cloud. base 2000 t t l tops 6000 t t on wests ide decrel ls ing on eas t s ide to 4/10

.!9'pe ;;..nd Osnk,,; 6/10 l ~ c loud , bo.so 2000 f t , tops 5000 f t ; middlecloud 5/10. ba. :a 15,000 f t , tops 1.. ,000 f t COIll.1ng in a f t e r16001.

OPera t iona l roreonst

Base a t Take O N : 6/10 lou c loud.base 1600 t t , top 10,000 f t . 4/10middle c loud. b as e 1 2. 00 0 f t ; ~ / 1 0

h ig h c lo ud . OOse 30,000 f t ; Ti e lb U i t y 12 miles 1crer ing t o 1 milei n moderate shoo-ers. .

'Weather tlicoun'terea'

4/10 cumulus. base .1400 t t . top6000 f t ; 6/10 a l t o s t r a t u s , l )ue12,000 I t ; ~ i d e l ysea t tered l i g h t

shooers ..

101 J

20tf t o the COllst I 6/10 cunulue ..top 6000 ft ; 4/10 a!t:ocu:lulus, ~ e10-12.000 f t ' .

Rout'e OUtl To l6N: Same as a t ]:)ases. To 19C1N: 4-6/10 cumulus, basei60N t o 190M: 3110 lCJ11l c loud , base ~ , top 5000 t t l 3/10 a l t o -1800 f t . top 4000 f t ; 5/10 middle cI.IlIu!us. base 12.000 t t lcloud, base 12.000 f t . 8/10 high 190" t o 2C::9-10/10 cumulus.cloud,base 28,000 t t l resa 300. 00 f t . top 9000 f t ; 10/10liONt o 22ct-l: 6 /10100 cloud. base al tocumulus, b8se 9000 f t . top1 0 0 f t . top 6000 t t l 6/10 JIliddle 23 .. 000 f t . (A1tocUl'Dulus waa eo l idcloud, baae 14.000 t t l top 16.000 f t; b etween 2 jJN an d 26N, but e lee ...

5 /10 high cloud. baee 27.000 f t; Y 1 e ~ .wbere i t was i n layera .. ) ; b e a ~b i l i t y 12 miles lCllieriag t o 2 milce in r a i n . moderate t o severe turbulence ..l i g h t 8hOlfg::S.. 2'ZON t o 2CfNI 5-7/10 cumulws. bo.ee2 ~ Nt o 25 N: 8/10 10l1f oloud, base- unknoIrn. top 6000 t t ; 10/10 a1to-1000 f t . top 9000 I t ; 10/10 m1dd1e c\D1lue, b u e 10.000 f t . top 15.000oloud. rose 8000 t t l top 16.000 f t ; I t ..10/10 high cloud, base 24,000 t t . top29.000 f t ; v i s i b i l i t y 10 miles 1 0 l 1 f e r ~i t lg to 1 mile in 1DOderete shower 250N t o 2 9 ~ : 8/10 l a r c loud . bas.e1000 : t t . top 6000 I t ; 10/10 middlecloud. base 10.000 t t . top 17.000 t t ;

10/10 high c loud. b aa e 2 6. 00 0 t t ltop 29.000 f t ; v i a i b i l i t y 14 mileslocrering to 1-2 miles in l ight r a i h ..29CN t o 340ri: 3/10 1011' cloud. baa e2000 f t . top 4000 t t ; 4/10 middlecloud. bose 14,000 ft ; 1 0/ 10 h ig hc loud. b ase 26 .0 00 t t l top 30.000I t ; v i s i b i l i t y 10 miles .


43/94

Tarl!t: 3/10 law cloud be.se 2000 f t .to p 4000 : r t ; !IIIO middle cloud, base14;000 f t ; 1 0/1 0 h ig h clo1.d, lie.se26,000 r t f top 30.000; Ti s i b i l i t y10 miles

Route Returning: Same 8 S RouteOutgoing

Base On "Ret!.q'n: 3/10 100 cloud, txlse2000 f t . top '-000 t t ; 1/10 h ig h clo uda t 30.000 f t ,

7/10 a l tocumulus .. l)ese 1 0 ~ 1 2.000I t ; v i s i b i l i t y 10.15 mi les .

Seme as Route Outgoing.

6/10 cumulus. 'tiese 1200 f t , top6.8000 f t ; 4/10 a l tocunulus . base15,000 f t ,

t l i n p Alof t ~ lOfAAaat

Baae t o 20 0 N 20CN t o 2BOU 28 0 N t o 32CN Targe t

25,000 f t . 245/35 250/50 260/6020.000 f t . 220/28 240/40 260/5015.000 f t , 195/23 240/30 260/3510.000 f t . 160/20 165/23 230/25 250/25

5.000 ! ' t . 150/20 145/ 20 190/20 240/202,000 f t . '30/25 125/23 150/15 220/15Surface 110/20 105/18 120/10 200/10

. . a-

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44/94

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46/94

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47/94

Per t IV - gEATIgR StMMR y

Mining Miesion N o . 6

Mission No. 62 Date: 9 - 1 0 J .. pr ll 194.5

P l an n in g F o re c as t

B:.S.ES: 4/10 lCJIiJ c lou i . base 1600 f t . tops 6000 f t , with o cc as io na l t op st o 12,000 f t an d occasional l i g h t MOIlers dur ing af ternoon.

ROtJI'E: To 2 0 ~ :To 23ON:

~ :~ :

As bases .1 0 /1 0 10 0 c lo u d. base 1500 f t . tops 7000 f t withsecond l a ye r overcast between 7000 and 9000 i t g l t hl i g h t showers a long .oak cold t r o n t ..5/10 low cloud, base 1800 f t . tops 7000 f t .10/10 1017 cloUd. base 1500 t t l tops BooO i t withlayers of overcast mIddle cloud ! rem 12,000 i t t o19.000 f t .

TARGET: Xure Area I 10/10 100 c loud, base 2500 f t " tops 5000 i t ;9/10 middle cloud, b as e 1 5.0 00 f t . tops 18.000 f t ;8/10 c i r r u s , 29,000 f t .

O p er a ti o na l F o re c as t

B9.se a t Take Ot f ; 5/10 1m cloud ,base 1700 f t , top 6000 f t ; 4/10middle cloud. base 12.000 f t , top13,000 f t ; v i s i b i l i t y 14 ad le s

lCJIiJering t o 1-2 miles i n l i g h tshCllWers.

17eather Eneount ere4

3/10 cUl!IIIulus. base 2000 N . to p4000 f t ..

Route OUt: ~ : Same as b e S M . 16N t o 1 8 ~ : 6/10 cumulus, baH16"* t o 1 9 0 N ~low cloud. Dase 1500 t t , top 5-8000 f t ; sca t t e r ed1800 f t . top 6000 t t ; 2 /1 0 m id dle sb(llllfers.c loud . base 10.000 f t , top 11,000 N . 180 N t o 2 0 ~ : 3/10 c um ul ua , o o sel ~ O pt o 22Op: 8/10 low c loud , tiese 2000 f t , to p 4000 t t .1 00 t t . top 6000 t t (2 /10 12 ,000 f t ) ; 200y to 243f: 9/10 cumulWJ, base6/10 middle cloud. bese 10.000 t t . 1800 f t , top 6-8000 t t .top 11 , 000 t t ; v i s i b i l i t y 6 miles 2lLOU t o 26N: 2/10 ctnulu15, lIaselon-ering t o 1 mile i n ShOW0l'8. 2000 t t , top 5000 t t .22o.N to 2ZON; 4/10 lCM cloud. bu e 26U to W : 9/10 c \D Ul us , b as e2000 t t , top 5000 n ; 2/10 middle, 2000 i t I to p 6 ...8000 t t I 6.. 8/10 a l to ...baas 13 , 000 i t ; top 14.000 t t ; vied_ cumulus, base 12.000 t t .b i l i t y 6 miles i n haze . 29?B to )IOU: 2..lVlO c\lllUlua , bu .2 1 : to 2cfNI 9/10 101l1' c lo ud . base 2000 t t , '011 6000 t t . 3/10 a l t o -I 00 t t , tOll 5000 t t ; 11/10 mi4dle Cumulue, base 12.000 f ' t l 5/10 c1rro_oloud, base 12.000 f 't t o 13.000 n ; s t r a t u s s tar t1bg a t 30ClN. a t 25.000T i a i b i l i t y 6 llI11es in base f i .2 9 ~t o J20H: 8/10 lClll cloud, bese )lON t o the t a r ~ t 10/10 c\ f t l lua .1600 t t , top 5000 t t ; 7 /1 0 m id dl e toP6-7000 t t f r l l O altocUlN1ua,c loud. b es e 1 2. 00 0 t t l top 14.000 t t ; bese 12.000 t t etoppiDg a t 3 ~ .3/10 high cloud, bU8 26.000 f t ; 7-9/10 c i r r o e t r a t u s . bas . 25.000Vi s i b i l i t y 7 miles in baze f t , stoppinS a t 32on.

. .H. jU:I :


48/94

~ : 5/10 100 cloud, base 2000 f t . 10/10 cumulu.s.to p SOoO f t i 8/10 middle oloui . Hese12.000 f t , ~ o p15.000 f t j 8/10 highcloud. Base 26.000 f t , t op 2 8. 00 0 I t ;v i s i b i l i t y 8 miles in haze.

to p 6 ~ 7 0 0 0r t .

Route Returning: Same a s RouteOutgoing,

f i s e on Return: 5 /10 lCllii e1ou1, tiase1 0 0 r t , top 6000 f t ; v i s i b i l i t y 14mi les .

4 /10 C u n u l U B t base 2000 t t . top5000 r tf

';linda Alo1't _ Foreeaet

Base t o 210

N 2l?N to 2S'P 2s"N t o 32"N Targ$25;000 n . 330/10 290/40 260/55 260/7020 ,000 r t . 010/10 290/30 260/38 260/501 5 ~ O O Of t . 040/15 290/20 265/28 260/3510,000 f t , 050/15 300/15 260/15 250/255.000 f t . 070/15 340/15 305/15 200/202 . 0 0 0 rtf 080/18 050/15 030/14 120/15Surface 080/12 010/10 060/09 080/10


49/94

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~ I~krI"7 cloud, base 2000 f t . tops 5000 f ' t .d c c r ~ s i n ga f t e r lOOOK to 5/10; middle c lomi n l a t t e r per iod 3/10 e t 13-14 .000 r t .

J}yu8hu: 4/10 100 cloud. base 2000 f t . tops 4000 i t ; 6/10middle cloud, base 13.000 f t . tops 15,000 r t i no.fternoon.

Operat ional Forec35't

Base a t Take Off: 4/10 lOi1 cloud,bose 2000 i t , top 5000 t t .

Route OUt: To 237: Same 6 S bases.230N t o 26O;N: 10 10 1011 c loud, base1000 f t , top 10_12,000 I t ; 10/10middle cloud. baec 12,000 t t , top16,000 t t l Ti a i b i l i t y e miles l ene r16fiN t o zero in moderate shO"ltel's.26 t o lIONs 3/10 law c loud. base2500 i t , top SOoo i t ; ' r i s i b i l i t y 8milee.~ '0 J.ll?lf: 3/10 lor:' c loud. base

t t , top.sooo n; T i a i b i l i t y 'mUee i l l haze.

I f !g t s 3/10 lOA' cloud. bese3000 n , top 5000 t t ; 'Yie lb i l i ' ty6 Dlil08 in baze .

Route B,turning: Slime as RouteOutgoing.

Weather tneountered

6/10 101'1 cloud I Hase 1500 t t l top6_6000 f t .

,T o 23 0 N: 2/10 l ~ c loud. base1500 f t i top 6000 t t .2 3 ~ 1t o ' 2 6 ~ :8_10/10 1 ~ cloud.top 6000 f t j 5-7/10 middle claud.in layers from 10,000 f t to 16,000f t ,Lmoderato shooore.26"N t o t a rBet aroo: 0-1/10 1(117

cloud.

2/10 middle c loud. ba se 15 .0 00 t t lTis1b l l i t y 4 t o 6 miles in haze .

Se.me a . Route Outgolns;.

n

~ H . ! U I


53/94

B u . on RetUfn: 4/10 la.7 cloud.boe. 1800 f t . to p 6000 t t ; v i s i .b111ty 1.5 milos .

5-7/10 l ~ cloud, baso 1600 f t .to p 7000 f t ; 1-2/10 ndddle clouds,base 10.000 t t ; 8cattered sbcners.

'J1Ma A l o f t . Forecast

. a t to 200ti 20"N to 2l)ON 2 5 ~t o 320" Target

30.000 f t .25.000 n . 210/15 270/35 2'Jo/53 2'J0/7020.000 r t . 210/15 280/30 2'Jo/43 2'JO/60l.S.000 r t . 260/15 280/25 2'JO/43 2'JO/4510,000 r t . 230/10 2'Jo/20 300/25 290/355.000 f t . 160/10 320/15 315/18 320/252.000 f t . 120/15 350/15 33 0/ 15 330/20

_..090/12 360/12 335/12 350/12

....-

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54/94

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55/94

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56/94


57/94

c

CC!JNICATI01S

p en I nn4 I I _ ~ a d a rCounter Measures

Part I I I .. Rnd10

-so-


58/94

Par t I RADAR coymm J.WA5l1U!S M i ~ s i o nNo. 54

0 .. One ReM search a i r c r n f t pa r t i c i pa t ed on Mining MhsionN o . 5 . A :frequency bCLnd fran 74 to 3000 me nn e soarchod i n accordancev i t h general pol icy t o m a in ta in c o ns ta nt \"latch on a l l suspocted encm;yf requenc ies .

b . A t o t a l o f 25 e igMls \T.,\S logged but n f t e r ana lys i s t o rr epe t i t i on these tmre found to bo 16 d if fo r en t s ig n a ls .

c . No offonsive counter J:loosures ncre wployed .

2. f1esulh or Seerchl

a . One s ignol w i th 11 0/ 4 00 ? /2 .5 cha rac t e r i s t i c s f l '38 noted onr e tu rn frc:m t a rge t area a t oppr-ax:inlltoly 3145N 13435E.

b. Signa ls intercepted in t a rgo t aroa nere as to l loos :

Character is t ic&* I m .

(1) 152/1000'/3.5 H331QN.lJ4l0E MKVl t Mod 4(2) 152/1000'/5 H-3310N-l)410E mM., Mod 4(3) 155/400/6.5 H-3410N-l)210E ~ l . Mod 3(4) 155/420/10 H-3UON-13210E MK-l . Mod 3(5) 151/400-500/5 H3300N.13200E MX-I, Mod 3(6 ) 157/400-500/10 H-J30ON-13200E MKl, Mod 3(1) 151/400-500/18 H-3300N-l]200E MJC,..2, Mod 4(8 ) 193/1000/7.5 H-3410N-I)210E MX_TA I Mod 1 , 2 . o r 4

Sig na l (5 ) \70.8 noted t o t r a c k t a r 11 short per iod . lcnveplane . and then t rack asa in .

c . Si gna l s intercepted en route t o t a rge t t lare as follCJg's:

Charac t e r i s t i c s

(1 )(2 )(3)( ~ )

~ ~

90/2000./12.5155/400/6.5155/420/101 5 7 / ~ 0 0 - 5 O O / 5

157/400-500/10157/400-500/18

8-3300N-132oo.H-,3200N.13300EH-)200N.13300E8-32ooN-133OO'1I-

3200N-13300'8-32008.13300.

YK-l .. Mod 1MK-l. Mo::1 3MK-l. Mod. 3MK..l . Hod 31&-1. Mod 3MK-2. Mod 4

4 . S i p a l a iDteroepted 00 r e tu rn frCD t a rge t were 0 0 to l l lX ' s :

Cbaraterin1e IzII!!(1) 99/1500'/7.5 8'33308-13530' 8 - 1 , Mod 1(2) 1081400'/50 B-3135N-13440' IlK Sf(3) U O / ~ 0 0 ' / 2 . 58'3l45N-'3435B ,(4 ) 148/'/5-6 8-3300N-13410' MJ


59/94


60/94


61/94

~ i 1 - i1jIMY l .m OppCEI'1'ION

There li'811 no enClllY a i r opposi t ion. l"'ran none t o 6 a i r c r a t tu er e s ig ht ed on these missione, ob.5erving the B-29'9. bu t nota t t ack ing .

1 . EnE!!YAlA Fi re :

a . Enemy A/:" f i r e uss general ly n i l t o mea.ger aniinaccura te .

b . Senrchl1gbt o c t i v i t y, vben repcr ted , i:as . eak and.i ne ff ec t ive .

c . No a i r c r a f t 17er(l lo s t to or dm:w.ged by f l a k .

2 . OUr Tact ics YS. A/A: trona fl'ere used

-so-

~ l ! i . Q . I I


62/94

~ JlIllIE:J:

PQlOUI..DQ STATISTICAL St.MAARX

-a,.


63/94

IECRET

XXI BOMBER COMMANO

CONSOLIDATED STATISTICAL SUMMARY OF COMBAT OPERATIONS

FORM 3 4

MISSION NO. 52. 53. 54. 62 66

1. 2 . 3 . 9. & 12 J.pri l 1945

Mining Missions To Jallanese ~ ' ; a t e r s

EFFECTTVEmS3 OF MISSI0H5

i r c r a i t Airborne Percent Of J.. lrcraft On Hand.

57. . . .COOT OF MISSION)

Ai r c r a f t Lost None22%

i . . lrcraft Mining Primary Fields 45Percent Of Minil".a Ai rc r a f t l ~ i r b o l n e . 90%

I d r c r a f t Da.'llQ6ed. None

No. Of Mines Droppad On Designated Fie lds ]6 8

No. Of Mines Effect ive 363

SECRET

Crew Manber Casual t ies . None

J..ircraft Landing At Iwo J ~ 4

nR C STATISTIcAL CONTROL UNIT


64/94

. . . . . .

i(' ,I I I II J! ll. I

MISSIONS 52 - 66

DATE 1 - 12 Apri l 1945A I R O R A P T P A R T I C I P A T I N G

Jl/e Jl/e Amcn.\Fr Jl/e TDIE or TAKS OFF TlME OF RETURN AIRCRA"" MINlI


65/94

~ ] . B j 1

!lRIAEDOiN o r AIRCRAFT FA l u m TO MINE FRIMlLfiY FlEW

= 0 0 52 - 66

DI.TE 1 - 12 April 1945

MECHANICAL . . . . . ONNEL FLIGHT CONDITIONS ENEMY ACTION OTHER313TH WIt>:)

NON- MINIlIl NON- MINItlJ NON- MINUli NCN- !,UNIN:i NON- MINThU

EPFIDTDE n.: .Inn " " " " ' T I V E ALT. FIElD EFFECTIVE ALT. FIElD EFFECTIVE ALT. FIElD EFFECTIVE AU'. FIELDMissio 29t h Grc..up - - - - - - - - - -

Missio N"

504th Group 1 - - - - - - - - -Missio


66/94

. ! ! ! ! !

mNIm JIDN

MISSIom 52 - 66

Dr\TE 1 - 12 April 1945

3 1 ~ T HlonG FIElD LOCAfICIf 1ltIIB'" TIME OVER TARGET ALT. OVER T.\RGET ME'rnOD OF MINElli. YOO(COlli: nrrmR) AIR"""",,

MINI,., FIRST lAST LOt/EST HIGHEST FSR ESR DR VIS

" i aion ,I,IJ:;2

9t h Group How 6 1302 Z 1333 z 25700 20450 4 1 - 1M1 sion #S'3

504th Group I t .. . 9 1516 z 1536 z 6000 6100 8 - 1 -Mi aion Nr:Jl

505th Group Item 9 1410 Z J.4l15 z 6000 6150 8 1 - -H i sion #6 2

6t h & 505th Mike 16 1.540 z 1616 z 5000 6300 10 2 - 4Groups Inland Se e 1 1600 Z - 6300 - U known

Mi s ion #6 69t h Group Love 5 1546 Z 1616 z 6850 7110 5 - - -

TOTAL Primary Fie lds 45 35 4 1 5

I!

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-


67/94

~ ~ Q l ! ! l

DISPOSITION OF MINES

IIL9SIOIS 52 - 66

DATE 1 - 12 April 1945

LOADED MINES RELEASED ON DROPPED DROPPED 011313'lli ,iIK; TYPE OF MIN!S A ND C OD I IWUt ON mDMRY ALTERNATE 0'I'HEIl ONElS_

REWRNED US TAIRBORNE Ale FIElD FIEID FIElD W ID OVER ...ATm . AIRCRAF:

Mission #5:9t h Group Mark 26

-100Q11

48 48 - - - - - -Mission #S'50 4 th Group f;m'k 25 - 2000/1 36 30 - - - 6 - -

Mark 26 &: 3 6 ~ 100


68/94

IIIBSIONS .. 52 - 66

DI\'IZ_ 1 - 12 April 1945

I . U ! ! ! !

MIJ([}I) EVAWATION. ,,

HINES B'.':.r.",1'I'!: >A!lIJR'"IlITAL NUMBER0'Illl'1l313'" ,iIlIl nErD L O C A ' I ' I ~ III1lI!B I IDml ElCPLODINJ ON

SlXN TO FJ.ILCHeRT 5 T l ~ T I C F.\IllJRESCODE L1l'l'l'I1l) DROPHlD """""'IVE mPACT CORIB .. -

I I s ien #S2liB 47 1 - - -th Group How

M s s i o n #\ 3

78 74 - 4 -04th Group I t .. . -!:: ss ion #c,1J.

83 83 - - -05th Group Item -r.: ss ion #62

105 - - - -th &: 50j th Mike 1051 - - - -roulX! Inland Se a 1

M Bsion #66

53 - - -th Group Love 53 -368 363 1 - 4 -OTAL

.EfE1 :1


69/94

i C R E T vtSSVW j ~ "lA D 1 ~ ' , . U 1945UReRAI'T LOST lIID IWIAGEI> P ~ J r I I E LCASUALTU'S

.J;URCIW'T LOST lIRCRAFf DAMAGED PERSONJEL CAS1DLTIES

:"IDY EIIDI! EII>JIY ACC. Oil- ! B Y E I D ! 1111!111 ACC. OWN UIl- TOTALTOTAL

" S S - 'OUNDED TOTAL10 m li e AlA Ale" 0TIII1l E a ! Te'l'AL Ale All A!,\',

GUNS OTHDl KlIlWN IlAJOR MINJR PARTICI- EILLED I I ( ; & INJUtEJ) CASUALTIESAlA IEGH. IEGH. PATI}(;

" 58 ion #' 29 68 - - - NoneGp # ".1 ss ion

50 11 ] - - - NoneGp

#'"ss ion50 99 - - - NoneGp . M 9sion #62

6 232 - - - None50G. o

IM s s i o n #06

9 66 - - - NoneGp

;

1 = 578

-- - None

I

~ J l " J l . l i I


70/94

~ J l ~ I l J l I

IlIIIiIllC ClI'l'O.SITICli .l.llI> &IIHlNITICli ElU'ENDI'IUU

JaSSICIl 1:.2 66D&:IS 1 . ]2 Apr" 1945

. ;j!3 J:l>I!JAY .ATTACKS mlioU: J./C IlWffiDmJ < IlAMAG>Il 50 CALIBiR _ m C I I _ " l I > I m < xAleSItJiT,fl)

BY E/A. TY1' lR DES- ""... F IR ED IN = mrTI.SCIIIiD CII = -. ' lID - . mom> DiSm' 0C&:IlA!r FIRED LOOr&/CMissioJI#S2

9 G 1 - - - - - - - - - -Mission 1# "

504 0 6 - - - - - - 1200 - - 1200Mission #5450 5 G 2 - - - - - - - . - -

Mission #626 . - - - - - - - - - - -50 5Groupl

Mission #669 Gp 2 - - - - - - - - - -

T0'D11 11 - - - - - - 1200 - - 1200

l i .Ii .. l l l B .


71/94


72/94

S E C R E T

MISSIONS 52 - 66

DATE 1 - 12 .>\prll 1945

FLIGHT nATA & FUEL CO:f3UMPTION.KISSIOll' Rl.'MBZR I *" 16un. 11lTH t/IUG 6th & ' 0 ' Gu. ath r_.A/C COMPLETIHG MISSIon 13 I 4

nIGHT D.-..'rA

. .VG. i'LY!NG TIME I 14,46 16,05aVG. DIS1'.AYCE FLOlnJ I 2886 2835(Nautical Jl.ir Milos) I

I'lJ!L

C O ~ U K P T I Q } l 'I,

AVG. rtIEL TJSED ! 5906 6010IAVG. FUEL ~ n T I N G 850 775

AVG. GALS. CONSUMED PER HOUR 400 375

aVa. GALS. CONStro:D PER MILE. 2.05 2.12

1'OTAL FOZL USED O!J AIR3ORID: ... !RCRn.:


73/94

J l J L l I

P

l I ! B ~ 1 I I ' f1IIIIO PlEUl ORDERS


74/94

PO 18

Mapa I 8.502 Long R ~ Navigat ion C h u tAJ,'P Aerono.utlco.ls 11500.000JAPAN Aviat lon Char t 1 :218.680I n d h i d u a l Chart .

1. A. ca l t t ed .

B" . l1r Sea 1lllI.cue: Se e Annex :5.

313th Bomb ifinr;APO 247l e I S [ 1 Apr i l 1945

2,. 313th I'r; with 15 AlC w i l l lIIine lDW FIELD. Grid #1 . (Reference Annex #1Pho'toatllta or }l)W ~ I E L D .design & loc l l t ion . )

B. J e t t h o n : .real Any are:!. beyond 30 llI.11as of SAIPr..N o r TlHIJJi'.

C. Take o tt I :5 Ale Rwnray .11.. a.nd :5 Ale RUmfllY C . Left t u rn anddepar t If t i p of SAIP AN.

D. Route Out IB u.IWC JIYA3315111 _ 1341lE34141 - 13251 (IP)R.;P see Annex .2TU&"t32&3. _ 13302&Base

s.. ROllte A lt 1 5000 f e e t or SOD f e e t a b o n c loud . i t prac t i cab l e .

r. ' o in ' t of el i_bl To be a t a l t l t u d e u.pon a r r i v a l a t cOll$:t.

G., Axle o f AtJc I 270 0 t r u e .

lL C;.s OIl Wining Run 1 195 llPH.

I . K an eY "r l at te r Atk1 Lett t u rn .

J . Jl1D.iac AltltUltel 25.000 t eo t .

I . .&,. MIL Ip lSapatCbed S l i e to take otf a t 16001. 1 April IU S an 4f U . . l e r tS .1 1 to 8.

I . . . Op Will tUl 'ahh Super Duab . . ; tak .-oft 18001 1 April 1'65 _. . . 1 . . . . ,. . . . . . 011. s ~ y status.

X. (1) II1D1I11 J u t N o t l o u l See J . I I I l U 1.

. . . . . . 0 1 Dd 10 . t u le tS IUId d l l n a n u t h e r e b apply with tho tollowtna:I I I tS t l cu I

. . 1000 l1t a t . . . 111 b e obtatDltd tt 'C*. K.J) , and KOLSOLOO Bc.b D a p .6 . C - . t c a t i o r a e t SCP 1I1'th th e tolIowll1C exceptioMI

a. (1 ) 110 oonte.et r ep or t. w il l be lIlLde.(2 ) 10 . t r i k e r epor t . w111 bo .odo .(:5) JPP wi l l be turnod o t t :500 Id l e s t r O l l th e DlPIRE c.nd

tUl'ned OD a p i n 10 0 1I1las trom tho EllPIRE.ImI:& 1. J 'ho'toltattl.&mel: - . . IItne Run' jppl'oach-. J.iine '1.ay1l1& Data.)AMex - S. .l1,. S.a h.e . . . . . ) not 1aolude4 in t h i s.1Imex - ' . 111M Load1a,; ) r epo r t

... -


75/94

(


76/94

PO 19

Uo.ps: S-502 Long R o . n ~ eN o . v 1 ~ e . t i o nCho.rthAP kerone.utice.l 1:500.000JAPJJf .ri.v1.ation Chart. 11218,880tndividue.l Chart.5.

B. A ir See. Rescue I See Annex 4.

313th Bomb ~ i n @ ;1.1'0 247l000( 2 Apri l 1 9 ~

2. 315th Bomb Wg with 10 :.Ia w11l ",ine d e a i ~ l U l . t e dportion.s Df lTEIl f i e l d son 'D - da y ( re fe rence Annex 1 Photos ta t s of ITfl( f i e l d d e s i ~ nan dloca t ion)

; , . ~ Primary Tgt: Deai!:na.ted po r t i on of I rW f i e l d .

B. Secondary T t I Any plll.ce in th e INtAND BEl..

C. Je t t i son ing Areal Any l oo at io n w i th i n ll.rell. bounded by follOWing

ooordlnatel l i

(1 ) Areal3200N _ 13200E3300N .. 13800E2S00R _ HOOOS1800N _ HOooE2500N _ 15200S

(2 ) ' r e a16005"HOOR1400N1600H

14600E B600E

1.eOOE148003

(3 ) ; . rea 31 1..rry o the r area. 30 miles from SUP1lfor TIJHAJf.

D. Take ort, 1 ~ n interve. l between ea. ~ C l e f t turn an d deptoor tb t ip S A l P k ~

.. RouteJ B u em JUIAS230N .. 132301. . . . . . 1 " 1 8 ' ( iP)RAP S . . Annex 3Ta r p tl u .

p . IIocrte . u t r ISODO t . . , OJ' sao tM t Oil ' top or ololllb i n pnotiOa]. .

S. . . Ja .v l lo t ioM t o DII1Wt

(1 ) 506tb Gp 4 h p . t o . 1 10 i/O t o t . o o t t on I'1lDWq .J,..and.-0 - beprUn& u r o hour. P11 . . 8Clrtie. 1 't o 10.

o. Ast . o f At,k, a.e..umex '.b II1n1D& Alt I 6000.~ _'u.et Load I MOO g a l l .

'1-

U . l


77/94

d.. C";'S on adnint; run: 230 mph.

e . J.lo.n.euver a f t e r Atka Lef t tu rn a f t e r mine r e l e a se .cl imb to minimum Cl.lt. of 10,000 r e e t . i .d just tu rn sol l . I to avoid; ' ;" defense a t TOKUYAllA.

(2 ) Pth Clp dhpatchea: one Super Dumbo to take o rf at l e ro hourplua tw o hours and one Super Dumbo on ~ o u n da l e r t .

". Fuel load I Wing tanks an d 2 bomb bay tll1llcs.b. Crews w i l l be b r i e f ed on Air Se a llescue a t Wint; Hq. . t

z.ero ""UT lIIinus 3 hours.

I . (1 ) 'D ' da y 2 ;"pr l l 1945, Ic ro hour t o to11O'\11'.

(2 ) N i n i ~I n s t ruc t i ons :Ca) Vines wi l l be lu1d by one of two methods depending

upon pos i t i on of mine run ro r each s o r t i e .(See J..nMx 3 )

1 . F or wa rd l I1 an t range to RAP.2. Time run-ou t frolll IL'J'.

(b ) In JeUuon1nt; u d i l l d n c s ' i t lI.uet be e .pbd1&edt h a t th e mines Ca n be a. se r ious N a a r d to f r loodlysh ips BDd lead to lo s s of f r iendly l i v e s i tnecessary prscQ.utiona are not f o l l ~ e d .

( . )

(.)

( I )

(0)

( c ) J e t t i soned minea must be dropped in deep wQ.tor(over 600 f e e t ) o.nd pos i t i on o.ccuro.hly f ixed .I t should be remembered tho.t j " t t i aoned min"s w111be a l i ve an d dQ.ngeroue unlelS dropped in deep

wa:ter. Wine should be dropped above 1200 r e e t i fpoaaible .

(4) In the event i t becomes necessary to j e t t i s o nad.neB sho r t l y tu'ter take off t r e l oau wil l be~ e . s fa r o f f shore lLS prac t i cab le . .; diatlUl.ceof f ive a i l e s of !lOre off shore of SUPNf orTIRIAR i s c o ~ l d e r e da s ~ e dis tance t o r droppint;a ine s .

1000 lb . 1 M S (UI-26 and WB :..36 ) an d &ooo . . or18s wi l l beobta1l1.ecf, t roa Jt,U) 4 upon presen ta t ion of I l1n ' 10adl1\1plan . b e e t Ho. 1 and Kt.SOLOQ lxlilb 4uap.

IDOO lb i i i ... (111:-25) aDd aoce . so r l e . wi l l be obtainedr r - JWlIiUXI 'boall d. -p upon preaent:attob of II1ne l e d ..be ptall .0.1 ... . . . d pu,onnl!ll 'Will ' - present to direc. t load11l1 orewet o p r o , . r rowt:llent. u d to 41roo t load lnc or t r.u . lers .OrdDaDoe personnel w11l be s t a t i oned II.t .lrtrlUloe o tboth s torace & r e a l to chock: t ruck . aDl1 t r a l l e r a forproper load1Jl&,

JI1crophone. o f a l l acou. t ic minel must be protected

rro-. .u l l1 i lb t d u r i ~tho t r i p f r o . Btort\f;e a r e u toth e plano . lU1d wh1le on th e hc.rd lftaDd. AWa.itiftl .load i n ,

. l i iJl. l i .I


78/94

(7 ) Hemispherical plas t i c covers of clock s ta r t e r s undextenders must be removed from the mines and turnedin to the ~ i n gMine Ordnnnce Officer. F la t p la st icoovers of UK-14 extenders must be replaced on extendersaf ter soluble washers have been ins ta l led .

(8) White soluble washers will be used on a l l aines.

(9) WC w111 carry mo.xlcun lOad of mines cOlWllensunte withcharacter is t ics of I n d i v i d u ~ lAlC. MInimum mine load1& 10.000 lb . JiaxIIWlll load is 12tOOO lb

(10) Ammunition up to 20 0 rounds per tu r re t may be Carriedi f desired.

(11) Each;.jC will be equipped with one ellch rlldar acopecamera. _ ~ Cmaking Q forward s l ~ n trange roleasewill take a minimum of three scope photos; one 15 milesprior to radar _ a ! m 1 n g . p o i n t ~00.0 10 ml1&. prior t ~ radar. l . l n g point and ono at point of mina re lea .e . AlemAking a time release ru n will take a minimum of threoscope photos. One photo at a point to n m110s previousto radar aiming point . ono a. t a. point five miles pre-vious to rad:J.l' aiming point , and one a t a point off i r s t mine release. Heading l ine . range marks, andtro.ck l ines w111 be OR,

4. Ro c h a ~except:

a.. 1000 lb minos wil l be obto.ined from l!.J) 4. an d ~ ' : " L O Gbomb dwap' o e & h n 1 ~06001 2 ':"pril 1945.

b . 2000 Ib mInes will be loaded brom ll.-i.S.J..OG bomb dUClp beginning at08001 2 Apr11 19'5.

5 . Communications:

80P with t.bo following exceptions:

. . (1) No contact reports.(2) No . t r i k e reports .

BY CClQ.L'JID 01 BRIOi.DIBR 0E:RER,a. D:.VI!S I

WILSOIlD CIS OP.S

~ 1 Pboteft.teAIIIX D!'opplD1 .eqlleDoe ).:.nn: s _ i i i .. Jb.m J.pproacb aDA toyibfl; Data. ) DDt included In W . Nport ..&lID ... . u r Se:a. R u e _ )

J I J ! i l


79/94

STIltt'VRlIOll mURR E I " ~ O A C E M n r .MII'FIElD I ~ M

IUI"a, .. ,,,, ,~ I I i L OIIeM

""'.._ _ _ _ _ 1WtLV' ' l I l l fH . "Z1i. MIN'S............ ' I l l 11100 L.II 'll,," M'N'"

C A l f I I l l I l T " ".IIC.TIiD _ ' " U O no 1'1011lIUlfUDE !lOOO-1OQO n

MV,""I l I l I \SIMlIICln o . , u Of AUM- D l i . f l l ' ~ U P9;Ul ll ll llTlOM Oil MIM'S l"OltQTlLD 1MI U U N O TO ~ I H 'o a " R llUf.llUHIi:lI toI l lUMUUilL IlllJlIC .. MTTO I ' M ' O f I '1I1H:'

"

'"

..,..


80/94

B. SccondtJry Tgt: A.ny por t ion o f lNL'.NO SFA.

- . Pr1r:wsry Tgt; Design.3ted par t ion o r the el ls tcrn so c laneapprooches t o x tm lID an d HIRO.

31) th Baltb ' ;lingAPO 24 71400 1 Apr i l 1945

:I . Route:Ba. .1110 1 M324(11 l)22OE33433/4N 13142tE (IP)TiltRAP

-See Annea::

,34llB - 13238iE3326B 13)281BaH

1 . Area: J200N - IJ200EJJOON - 1J6OO8

2500N 14000E1800N - 1.4000E2500N - 13200B

2 . Area, 1600N - 14600x1400N - 14600E1400N - 1480011600N - 14800E

c . Je t t i80ni l lg MOO: An y l oca t i on ' \ l i thin art:a boutdod byro11ooi218 coordinates;

3 . J.rca: an y other area 3 0 m i1 cs f r anSaipe.n o r Tin i an .

D. Take o t t : Zcnoo hour a t 1 minute i n t e rva l betveen ,./Cr i g h t turn depar ture .

J I M . AUltu4e: .sooot ee t or 500 t ee t on top of oloudai t prac t ioob le .

O. Rn:urnl'Ollte Gltituae, As desired.

Maps: 5502 Lons ~ l l l l B eNavigat ion ChartAAF A o ro n nu ti en ls 1 :5 0 0, 0 00JAPAN Avintion C ha rt 1 :2 18 ,8 80Ind iv idua l Cborts

1 . A. Clnitted.

10 20

B. Air Sea Rcscue: To 7 011a g' .

2 . J l ) t h Bcmb Ug v i t h 10 A/e " i l l nino dcsignated p ortio na o r MinePie ld on ID DBy ( ~ e r e r e n c eSee Annex 1 . Photootnt or Pie ldD e s i g n . Location.)

(1) 505tb Gp 41a)llltebee 10 A/C to take o t t on Rumay -A ' 'C ' begi..zm1ng Zero Hour. l'11es sor t i es 1 to 10.

a . Axil o f Atk: See Annex 3b . l l in ios a l t i tude l 6000 toetc . P\lel loe:d: 6800 Gele

-75-

11.11111


81/94

.\.. Jue l 1.ood: r.iOS Ta n b and tw o BoDb Bay Tnnka.

-D Do y 3 Apri l 1945 j Zero Hour l700K.Mining I n s t ruc t i o ns I(0 ) Mincs _ i l l be la Id by one of mo oethods dopending

upon poei t ion of c ine run fo r ea.ch s o r t i e . ( seeAnhe2: 3)1 . F01"'A'o.rd s l a n t range t o RAP.2 . Time run-ou t i ra!! RAP.

(b ) In j e t t i son ing aerio.1 Dines i t must be mphasizedtba t tho mines ca n be a s ~ i o u s~ a z a r dto f r iendlye h i ~and lead to loss of f ri en d ly l iv e s i t nee .easary precaut ions a re no t fol lowed.

(0 ) :Jettisoned mines must be droppod in deep \ ,a tcr(over 600 f ee t ) and p o si ti o n a c cu ra te ly f i xed .I t should be rCJllEmbered t ha t j et ti so n ed nines u i l lbe a l ive nnd dongerou.s unless dropped in deep u s t e r .Mine should be d ro pp ed a bo ve 1200 f ea t i t poss ib le .

(4 ) In the eTent i t bccttles necessary t o j e t t i s o n ninesabor t ly o.t1:cr t akeo ff , re1Ellso l l ' i l l be m de as taro t t share as prac t icable . A dis tance or 30 milesor more off shore of St.IF.l}i o r TINIAN i s considereda sate dis tance fo r dropping mines.

1000 Lb minea (MX-26 nnd MJC.J6) and 2000 Lb c inos (MK:.25)am accossories w i l l be obtained fra::l. Yi.D 4 upon present.a t ion o f c ine lOlldins plan sbee t N o . 1 .J lawl J)(o1"sCNl8l v U l be prt>sent t od i r ec t loading crewsto }roper' rowtmeme and t o d i r ec t loadin8 at t r a i l e r s ,0rdDaDD. peraODllel w i l l be etationoo a t cntrnnco 01both at:CI'flC8 a r _ s t o check t r u c b ond t re . i lors l o r~ 1011"" . . .1Ila ' OIl a l l acoustic mines must be proteoted t'ra2l_ " 4ar1Ds the t r i p ~ e t e r a se orOBe t o tbe planea

. . . 1dIS1e O Il tb e bar4 nama a m l t i n g 1oadiDg.a.taJlbG'ioal p l a s t i o OO'f'el 'a of c l o c k atertE's an d ex t end e n mun ' - ~ e dhe m minoa en d tUl'n04 i n to tJ:le \j 'ins. . . OrdJIaDoe ot t ioer. n a t ples t i.e ocwc.re at _ _ 14- - ' ' ' e r e - ' be roplace4 on extendera a n e r so luble. . . er o baYO been i na t a l l ed .l ihUe so lub lo we.era w i l l be used CIIl; a l l minoa.Ale .111 c a r r , maxiIrP.ID 1004 o r minos COIlIDSMuratB v i thobnrac te r teUo o f lndlYidua1 ' ~ / C . Mln:1nMn !:line load i s10,000 U . Il! .ximtc lend 18 12,000 l b .

lo.a:lUnition up t o 20 0 rounda per t u r ro t mny be c a r r i e di t dea i r ed .laoh ~ w i l l be equipped v i th one oe.ch rt ldar scopecamera. .VC maldcg a tClr'lKU'd s l an t ranse re lease v i l ltake a mlnim1D of th reo scope photosl one 15 miles pr io r

d . CAS on mining run: 230 MPHe . CrCt75 l1i11 be cautioned tha t 230 lU'H i s no t t o be

exceeded because of poss ib i l i t y of nine parachuto( a i lu re .

t . l>nneuver n:fter Atk: Right t u r n , cl1r:Jl>ing to 10,000f ee t and avoiding ~ T S ~

(2) 505th Gp dispatches 2 Supor,D\IIlbos to to.Jm o t t o.t ZeroHour plus -mo hours and ono Super Dumbo on ground a l e r t

(5)

C3l

(6)

(7 )(8)

( ~ )

(9)( l0 )

B. CregS vi11 be br ie fed on Air Se a Rescuo a t \ I ins Rea.dquortersa t Zo:ro Hour minus 3 hours .

X. (1 )(2)

....


82/94

- - - - - - - - - - - - - - l! 1:1:

to radar air l ine poin.t one ten mil os pm.ar to radarai.m.ing point an d one a t point crt mine re looae . Alernking a t ime r el fd ls e r un 1'1111 toke e r:d n1o\1tl. ofthree scope photos. One photo a t a. p o i n t ton 01108previous to radar aiming point , one a t e. point f iyoQ11el! previous to radar a W n g po in t . and one a tpoint ot f i r s t mine release. Heading l ino , rangomnrkB. and t reok l ines wi l l bo on,

4. ~ o change except the following:A. Mines ,..111 be obtained f ran JAA.D 4 bt:lg1nning 1000

3 April 1945.S. COIlIl1\ID.icatioIlS: SOP v1 th t o l l on ing except ions:

A. (1 ) No ccntact repor ts .(2) No s tr ik e r ep o rt .,

a. RCM: 2 Ale requi red t ar search . 505tb Gp RCX Off icerw i l l rrske asa lg tnent .

BY OCIK'..ND OF BUGADIER GENI!Rt.L DAVIES:

':1115W

D cis ems

~ x 1, Photo . ta ts. . . . . . x . . . J k ' o p p l n ~Sequence ). e x .. S, II1na RWl & !.q1nS Data) not inoluded in th is repor t ,ADDu; .. &. . l i r Se a R oue )

-'7.


83/94


84/94

HE..D


85/94

PO 26

1lQpa I 8..502 Long R an ta N c. vi gn ti on C ha .r t.: ~ Leronautleals 1:500.000J.J>;,.H J"vio, t ion Chnrt 1 :218,8eoI nd l v i d u a l Cho.rts .

313th Bomb Win!';.APO 24713001. e April 1945

I , . . .B,

In p ol l8 us 1o n o f Groups.A ir SeQ. Rescue - to fol low ..

" 313 th " ing with 20 .va w i l l mine deslgno.ted p o r t i o n s o f t l lIE UinoPioid on IDI duy. (Reference Annex 1, Photostat of deaign and l o ~OQ,1:!on).

. . . h1l lAry T ~ : Deslgnnted p o r t i o n o f Wine F i e l d )JIIS.B. s .oo. ,chry r ~ 1 :.:rty p o r t i o n of INLAND 5& ; C. Jo t t i son ing Arenl i..ny loca t ion w1 th in area bo un de d b y fol lowing

ooord ino.tOll:

I, ;.reo. ... 3200H 13200S3300N 13600E25001 _ 14000S1800!f - 14000E" ' 0 1 ... 13200E

.. ......, 1600R .. 16600&H,OOR _ 14600s1400R _ 14600S1600)( ... 14800E

3 . A ~ a. . . . \ny other area. 30 miles from S.ftlP.:.N or TIlJIJ,JI.

D. 'fake otr, SOP

L Rou1lU BanIlK) JIltit.32:501J - 1323OE:330M ... 13130E (Turning Point )" 0 1 5 -0; - 13123 , / . E ( IP))U P (S.8 Annex :5)fat11&1'" 1 3 ~. . . . . . - 101uB. . . . . . 108OOEIl1O JDUBu

_ t.oo.I . . . . . . . _ a.0. . . . 1 Lood' _ $Olo.. . . . . . U t . . 5000 h K or 600 t ee t on to p ot c l o d 8 i t prll.ct;l c abl- . .I . 1I1D11a5 J . l t . 5000 teet..,

J . au OD JUIllAC awn ISO . . . .

'I . lleDeuwr 6 tUr A t t l 8 1 p t tu.rn lS11d1A,g to 10.000 r . . t .

-"0_

! ! ~ l l U .- - - - - - - - -


86/94


87/94

(10) Eaoh;.fe w111 be equipped with Of'le r ~ d C \ rscope cMlora.hie mnklng 0. f o r ~ o . r ds lant rQn&e r el ea so w Il l take C\minimum of throe scope pbotos; one 15 milos prIor toradar 1 l 1 ~ l n gpoInt, one te n mil os pr ior to r ad ar a lo iO !point and one at poInt of mine relen6e. Ale making 11time releoae run w i l l toke III ain1mWll of 3 a ~ p epho to - .One photo a t n point to n miles previous to radar a1minspoint . ene at a p ein t f iv e miles previous to radar aimingpoint and one a t point of f i r s t ~ i n erelease. Hollding11no. rll!l&0 lroO.rks. and t rack l ines w111 be on.(a ) R",daT Opero.tor w i l l keep a.n o.ccurllte lor; of above

photos.

(11) Orewe wil l be co.utioned thllt 230 MP!J i s no t to be eXOeede4,en bombing run becauso of poss ib i l i ty of mine parachutefa i lure .

' . 10 o ~ oxceptl

. . . A ll minoa w i l l be obtained from W;..D 4. bOglnning 143


88/94


89/94

~ ~ Q : a ' [ l

H&DQUJ.RTERS 313TH Bom;.RDUENT WINGAPO 247 C/o Postmnetcr

San Francisco, Cal i forn ia

SUBJECT_ .i.mendmBntB 1 . 2, o.nd :3 t o FO 26.

10 ; ' p r l l 1945

I , The fo l lowing .:.mendmenta w i l l apply to FIELD ORODl 26 :

J. . .:.mend Par 2 S to rea.d'

B:u,eI''J:l JIM;.3230N .. 13230E3402" .. 13130E ('I'uJlnln P o i n t )3 ~ O l ~ 4 N- 131233/4E ( IP)

R!J' (See....

nnex 3)To.rget3417" _ 1306230EM02N .. 13124832309 .. 13230ETh'O J I I J . ~

'M e

B. Amend POol' :5 X 1 t o road l Zero Hour 1800K; 9 J .p r l l HIlS

C. J.mead ...nnox :5 as fo11o_ I(1) Axis of Atk should roa"

RunAxis of At k1 271 T

2 2170 T:5 275 T4. 2'75 T5 27 5 0 T6 273 T7 273 T8 Z13 T9 273 T

10 271 T11 271 T

12 170 T13 " '0 T14. _0'tI I .0T16 158 '1'l ' .0'1'18 aeao !18 M e T10 _0'1'

llILSOllD cIs (PHS

111111


90/94

P8 27

313th Bomb ~ n t , ;!P O 247

1300K. 11 ~ r l 11945

lIAps I 8-502 Long Tnngo Rll.v1t,;e.tlon Chnrt I I 3,000,000~ kero 11500,000J;,piJJ Aviation Cbnrt 1 : 21e.680

I nd iv id u al C h ar ts .

1 . .... In poues_lon of Groupe.B. Air Son Rescue to follow.

I . 313tb ~ . d th 5 Ale will II I ne d o s i ~ t 6 dportion of LOVE Wine Fieldon ID1 DD. (Reference Annex I , P ho to st at s o f LOVE Piald doslgn QndlOCat ion. )

600 Pr1alAry Tgt l IUne F l d d LOVE.B. ooolldAry Ta,gt. ~ p o r t i o n of I!ir...;.ND SS;'.O. o1ot'tlaonlDf; J e a ' ; 'ny loca t ion wi th in c.rea bounded by follOWing

ooordinatesl

1 . ;"rea 3200R _ 1320083300N 1380082500N - 1400081600N ... 14eOoS2500R _ 13200'

2. J.ree. _ 1600N ... 146008HOON _ 14600E1400R ... 14800E1600N _ l ~ e O O E

3. .iron. ... Any other arl&. 30 miles from Si.IP;.H orTINtAH.

n.S.P.O.

Taka OrrzRoute Al t .Return ;'1 t IRoute!

SOP

5000 f ee t orAa dea1red.

500 feet on to p i f prac t icab le .

"""H:soII 1323ClB: s IUI.1321eE. . . . 1 ~ 1 O "(IP)lAP

(ao. . . . . . ~ )

tor_ _ - 151111I_.10 ........

L MI.8 o f . .t:t:. S o . ' - ' x 3.I . Jltll1111 ..ut, '000 t eu ; .J . J l a p u w r a t _ r Atka Rl&bt tu.rD c l 1 ~ l n ,to 10.000 tee1:. TurD . U 1

" . . . . . 0 . . to ..wo14 AA deten lone a t T O X U T ~S. . . . 9 th Op d l .paUbe . S We to take orf thull'&)' 'A ' b e & l n n i ~ 1' 0 hour

ancl t l l . . o r t i e . 1 to S. and. 411pl l tcbu 1 Super Duabo to talce ott&eJ'O be""..r pIa . 2 bo\lJ".(1 ) Puel lollli t o r SIIp"J' b b o I W , ~ .and. two bolllb bllY tank .. .(2 ) Crew t o r Super Dwabo wl11be br ie fed 011 Alr Sea Ruoae a t

" . Sq.

Ie (1 ) - 0 ' Day 12 A'prU 1945 o.nd Zero Hour 1800K

. I I J111


91/94

(a ) Mine Lolld I Se e . \nnu: 2 .(b ) FUl!Il Loadl 6800 ! ;n ls .

(2 ) M1ning I n s t r u c ~ i o n s :(a ) Mines w i l l be l a i d by one of four method. depending

upon p 0 5 i ~ i o nof mine run fo r allah l o r t i e . (See hnnex 3)

1 . F'orWllrd a lo .n t r an ge to RAP.Z. Time run-out from RAP.~ llack s l a n t rlU1go ~ o Rl.P.1. Sl an t range - bearing from two o f f s e t R.;Pt e

(b ) In j e t t i son ing a e r i a l mines i t must be emphaaitod t h a tthe mines co.n be I l sor ious hato.rd to f r iendly ships an dload to 1 0 S 8 of f r i end ly l ivos i f necessllry precau t ion .a re not fol lowed.

(c ) J e ~ ~ i s o ~ ~ dm in es mu st be dropped In deep water (over 600t e e t ) an d pos i t i on a cc ur at el y f ix e d. I t should be r e .llIelllfNlbered t b a t j e t t i soned mines w i l l be a l i _ an d d.an..r r o u s unless dropped in deep Wllter. l i n e should bcdropped above 1200

f e e t i fpOSSible.

(d ) In th e event i t becomes necessary to j e t t i s o n minessh o r t l y ll1'ter t ak eo ff . r ele as e wi l l be Dlllde as fe r o f r shore IlS prac t i cab l e . ~ d i s t ance or 3 0 c i l e s or moreo f f shore of SliP!.N' or TIKI. '" i l l con.s1dered Q. u t edis tance fo r dropping mines.

(3 ) 1000 Ib r:l1nes ( l!X.26 nod l1r.36) tUld. 2000 Ib minos (1.!X.2S)an d aCcessor ies wi l l be obtained from ~ 4 upon p r e s o n ~ n t i o nor mine loading shee t Mo. 1.

( t ) Haval personnel w111 be presen t to d i r e c t londing crews toproper revetments an d to d i r e c t loading at t r a i l e r s . Ord

DaDCe personnel . i l l be s t a t i oned a t en trance of bo ths t o r n ~

areas to check t ruc

Documents

21st Bomber Command Tactical Mission Report 52etc, Ocr