pl23_theb1834.jpg
Description
Instrument man signaling rodman to move to left.Level party of Ira Rubottom
Credit
C&GS; Season's Report Rubottom 1945
Display Date
1945
Location
Salmon River, Idaho
Category
Historic Coast & Geodetic Survey
Geodesy
Determining the Elevations - Leveling a Continent
Keywords
Geodesy
Leveling