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NOAA Photo Library Image - cgs01180

Surveying on the California coast. Topped tree used as signal and observing platform. Triangulation work.

Image ID: cgs01180, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Photo Date: 1923


Category: Coast and Geodetic Survey/Geodesy Triangulation/Observing Stand/

• High Resolution Photo Available




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Last Updated: September 30, 2009