pl23_ship4205.jpg
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https://www.noaa.gov/media/digital-library-photo/pl23ship4205jpgDescription
Figure 6. Brooke sounder, invented by Midshipman John M. Brooke, USN, at theinstigation of Matthew Fontaine Maury of the United States Naval Observatory in1852. This was the first sounding device to abandon its lead at the bottom andreturn with a sample. Initially, it was built with two hooks for release andmalfunctioned but was rebuilt with a single hook and used successfully in 1853.
Credit
Oceanographic Museum of Monaco
Photographer
Y. Berard
Collection
Voyage to Inner Space
History of Oceanography Collection
The Early Instruments - Collections of the Oceanographic Museum at Monaco
Sounding Instruments
Keywords
Oceanography
Historical instruments