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Making rear contact.
Triangulation party of E. O. Heaton
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Image ID: theb1668, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Rochester, New York
Photo Date: 1925
Credit: C&GS Season's Report Heaton 1925
Category: Geodesy/Triangulation/Baseline/Tape/
• High Resolution Photo Available
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