00313nam a22000977a 4500008004100000020001800041245007300059260004700132300000900179650002700188231220b           ||||| |||| 00| 0 eng d  a9780707700267  aAdmiralty manual of hydrographic surveyingcHydrographer of the navy  bSpringer-Science Business Media, B.Vc2020  bills  aHydrographic surveying