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Nancy Mast, daughter of Carl Mast, at a field camp at Sioux Falls, Iowa, duringher father's 1940's stint in geodesy

Description

Nancy Mast, daughter of Carl Mast, at a field camp at Sioux Falls, Iowa, duringher father's 1940's stint in geodesy. A Coast and Geodetic Survey truckis in the background.

Credit

Family of Captain Carl Mast, USC&GS; (dec.)

Display Date

1943 ca.

Collection

Historic Coast & Geodetic Survey