Early level crew - passing the mallet.
Rear rodman passing front rodman, recorder pulling.
Rodman moving ahead will drive spike to steady rod.
Image ID: theb0743, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Oklahoma, Indian Territory
Photo Date: 1902
Credit: NOAA John Hayford Album
Category: Getting There/Velocipede/Geodesy/Leveling/
• High Resolution Photo Available
of the U.S. Department of Commerce, National Oceanic & Atmospheric
NOAA Central Library
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June 10, 2016