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pl23_theb4319.jpg

Observing three-point sextant fix while surveyingthe reservoir of the Grand Coulee Dam

Image

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https://www.noaa.gov/media/digital-library-photo/pl23theb4319jpg

Description

Observing three-point sextant fix while surveyingthe reservoir of the Grand Coulee Dam.

Credit

Family of Captain David M. Whipp, C&GS;

Display Date

1948

Location

Washington, Grand Coulee Dam, Columbia River

Collection

Historic Coast & Geodetic Survey