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Figure 56 Picture

Figure 56

Figure 56. Pecoul logging sounder, invented in 1849 by Master Mariner Adolphe Pecoul of Marseille. This device was used to measure measure depths while a vessel was underway or to be used as a speed logging device. It was tested in 1850. In spite of favorable reports from numerous ship captain, it was rejected by the Ministry of the Marine and Colonies.

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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