First order leveling.
Mechanized leveling with velocipede.
Party of M. E. Lutz
Image ID: theb1759, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: South Carolina
Photo Date: 1917
Credit: NOAA National Geodetic Survey
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