Level setup with inclined tripod on motor velocipede.
J. D. Crichton observing.
Party of J. D. Crichton
Image ID: theb1764, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Photo Date: 1920
Credit: C&GS Season's Report Crichton 1920
Category: Geodesy/Leveling/Getting There/Velocipede/
• High Resolution Photo Available
of the U.S. Department of Commerce, National Oceanic & Atmospheric
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June 10, 2016