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![All systems go! Taking three point sextant fix while on-line theb4325.jpg All systems go! Taking three point sextant fix while on-line](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb4325.jpg?itok=kKfaow6u)
Description
All systems go! Taking three point sextant fix while on-line.Recorder by clock. Fathometer operator in bottom left out of picture.Officer in charge plotting fixes with three-arm protractor on table forward. (Image credit: Family of Captain David M. Whipp, C&GS;)
Credit
Family of Captain David M. Whipp, C&GS;
Display Date
1948
Location
Washington, Grand Coulee Dam, Columbia River
Collection
Historic Coast & Geodetic Survey