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NOAA Photo Library Image - theb2156

Prototype "portable" depth recorder used as part of 808 fathometer system. Bulletin 13 of the Association of Field Engineers, 1939, p. 102

Image ID: theb2156, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Credit: Association of Commissioned Officers

Category: Charting/Soundings/Electronic/

• High Resolution Photo Available




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Last Updated: April 30, 2013