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NOAA Photo Library Image - theb4319

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

Image ID: theb4319, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Washington, Grand Coulee Dam, Columbia River
Photo Date: 1948
Credit: Family of Captain David M. Whipp, C&GS

High Resolution Photo Available





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Last Updated:
April 30, 2013