USC&GS Pioneer - AbsoluteAstronomy.com

USC&GS Pioneer was the name of more than one ship of the United States Coast and Geodetic Survey, and may refer to:
, a survey ship in service from 1922 to 1941, a survey ship in service from 1941 to 1942

USC&GS Pioneer (OSS 31), a survey ship in service from 1946 to 1966

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