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NOAA Photo Library Image - cgs01428

Ralph Poust of the National Geodetic Survey on left admiring earthenware survey marker. This mark was set in 1839 by Ferdinand Hassler.

Image ID: cgs01428, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Pennsylvania, Willow Grove
Photo Date: 1979


Category: Coast and Geodetic Survey/

High Resolution Photo Available





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Last Updated:
May 12, 2014