Working along the Southern Pacific Railroad.
Rodman at benchmark.
Observing crew even with engine on right.
Velocipede removed from tracks.
Level party of C. A. Egner
Image ID: theb1767, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Photo Date: California
Credit: C&GS Season's Report Egner 1920
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July 7, 2015