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NOAA Photo Library Image - theb1793

Driving pin for steady rod support. Level party of Al Thorson

Image ID: theb1793, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Photo Date: 1933
Credit: C&GS Season's Report Thorson 1933

Category: Geodesy/Leveling/

• High Resolution Photo Available




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Last Updated: April 30, 2013