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pl23_theb1826.jpg

Image

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Permalink

https://www.noaa.gov/media/digital-library-photo/pl23theb1826jpg

Description

Leveling on the low line at Hoover Dam.Note Hoover Dam in background.Level party of Emmett Sheridan

Credit

C&GS; Season's Report Sheridan 1941

Display Date

1941

Location

Hoover Dam area, Nevada

Collection

Historic Coast & Geodetic Survey

Geodesy

Determining the Elevations - Leveling a Continent

Keywords

Geodesy

Leveling