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Figure 20

Figure 20. Lucas scoop sounder, invented in 1891 by Francis Lucas of the English Telegraph Construction and Maintenance Company, this instrument was also called the “snapper.” It was used primarily by ships engaged in submarine cable laying. It is a derivative of the Ross device, with elements of the British bulldog sounder.

Photo Category: Oceanography - Historical instruments

Author: Y. Berard/Oceanographic Museum of Monaco/ NOAA

License: Public Domain Mark 1.0 (Public domain)
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Added On
18th October 2015
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