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NOAA Photo Library Image - theb2194

Building a tri-pod type signal. Photograph in 1931 Hydrographic Manual

Image ID: theb2194, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Credit: NOAA Central Library

Category: Charting/Navigation/Visual Signals/Wooden/

• High Resolution Photo Available




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Last Updated: April 30, 2013