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NOAA Photo Library Image - cgs00607

Cross-section of United States near 39th Parallel showing elevation, gravity observation stations, gravity reduced for Bouguer anomalies, and gravity reduced for elevation only.

Image ID: cgs00607, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Photo Date: 1930 ca.
Credit: NOAA Central Library Historical Imagery

High Resolution Photo Available





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Last Updated:
May 12, 2014