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NOAA Photo Library Image - geod0534

Bench Mark A which is a monolite replica of the Washington Monument which is 12-feet tall and placed under a manhole cover on the south side of the Washington Monument grounds. Used during leveling operations.

Image ID: geod0534, NOAA's Geodesy Collection
Location: Washington, D. C.


Category: Geodesy/

High Resolution Photo Available





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Last Updated:
April 30, 2013