H10327 - data.ngdc.noaa.gov · H-10327 FIELD NO. AHP 10-2-90 INSTRUCTIONS The Hydrographic Sheet...
84
H10327 - data.ngdc.noaa.gov · H-10327 FIELD NO. AHP 10-2-90 INSTRUCTIONS The Hydrographic Sheet should be accompanied by this form, filled in as completely as possible, when the