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NOAA Photo Library Image - libr0022

Early example of principles of leveling. Also note classic 3-4-5 right triangle occurring in nature, in this case as a natural slope.

Image ID: libr0022, Treasures of the NOAA Library Collection
Photographer: Archival Photograph by Mr. Sean Linehan, NOS, NGS


Category: Treasure/Geodesy/

High Resolution Photo Available





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Last Updated:
May 12, 2014