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![Level observations along the Salmon River theb1830.jpg Level observations along the Salmon River](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb1830.jpg?itok=Dz4hrC00)
Description
Level observations along the Salmon River.Note rod just to right of umbrella.Level party of Ira Rubottom (Image credit: C&GS; Season's Report Rubottom 1945)
Credit
C&GS; Season's Report Rubottom 1945
Display Date
1945
Location
Salmon River, Idaho
Collection
Historic Coast & Geodetic Survey
Geodesy
Determining the Elevations - Leveling a Continent
Keywords
Geodesy
Leveling