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pl23_theb1575.jpg

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https://www.noaa.gov/media/digital-library-photo/pl23theb1575jpg

Description

Mosquito protection.Survey work along Kuskokwim River.Survey crew off the YUKON

Credit

C&GS; Season's Report Lukens 1915-99

Display Date

1915

Collection

Historic Coast & Geodetic Survey

Geodesy

Triangulation

Observing the Angles

Keywords

Geodesy

Triangulation

Angles