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Description
Recording instrument mounted on left side of velocipede.Party of J. D. Crichton (Image credit: C&GS; Season's Report Crichton 1920)
Credit
C&GS; Season's Report Crichton 1920
Display Date
1920
Location
Oregon
Collection
Historic Coast & Geodetic Survey
Geodesy
Determining the Elevations - Leveling a Continent
Keywords
Geodesy
Leveling
Getting There
Velocipede