Date: 2013-12-13 13:59:30

Canadian Hydrographic Service

Hydrographic survey

Surveying

Gray

Exclusive economic zone

Hydrography

Cartography

Hydrographic office

ALL AT SEA: DAVID GRAY, P.Eng, CLS, Ottawa By Katherine Gordon —August 2010 When David Gray attended an information session on surveying at a University information fair, he wasn’t attracted to it as a potential care

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