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pl23_theb4273.jpg

Details of some of the hardware of wire sweep apparatus used by the Lake Survey

Image

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Permalink

https://www.noaa.gov/media/digital-library-photo/pl23theb4273jpg

Description

Details of some of the hardware of wire sweep apparatus used by the Lake Survey.Francis C. Shenehon(1861-1939) invented a version of the wire sweepin approximately 1901while employed by the U.S. Lake Survey.

Collection

Historic Coast & Geodetic Survey