000 nam a22 7a 4500
999 _c12149
_d12149
003 OSt
005 20201013102548.0
008 201013b xxu||||| |||| 00| 0 eng d
040 _cNARA
082 _a528.47
_bGEN
245 _aGeneral instructions for the hydrographic surveyors of the royal navy
250 _a11th ed.
260 _bHydrographic Department
_c1958
300 _a145p.
_b26cm
440 _920914
_aAdmiralty
505 _aInstruments and stores, books and stationery, correspondance and returns, field work, triangulation, soundings and chart datum, sailing directions, draughtsmanship, surveying assistants, special duties officers, surveying recorders, miscellaneous
650 0 _920717
_a Hydrographic Surveyors
700 _920915
_aCollins, K. ST. B.
942 _2udc
_cBK