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Figure 64 Picture

Figure 64

Figure 64. Langevin Florisson echoscope built through collaboration of Professor Paul Langevin and Charles Florisson. This instrument was put into service in 1933 and used to measure shallow depths from small boats.

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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