000 nam a22 7a 4500
999 _c12159
_d12159
003 OSt
005 20201013150723.0
008 201013b xxu||||| |||| 00| 0 eng d
040 _cNARA
082 _a534.8ie(204.1)
_bREP
100 _920937
_aCanadian Hydrographic Service
245 _aReport on Detection of depth anomalies
260 _aCanada,
_bCanadian Hydrographic Service,
_c1984,
300 _a30cm.
_b236p.
942 _2ddc
_cBK