pl23_ship4212.jpg
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https://www.noaa.gov/media/digital-library-photo/pl23ship4212jpgDescription
Figure 12. Hydra sounder, made by Mr. Gibbs and colleagues on the HMS HYDRAduring the 1868 Indian Ocean expedition commanded by Captain Peter F. Shortland. Some of the first deep soundings in the South Atlantic and Indian Oceans weremade with this instrument rigged for use with a Hodge accumulator. Among the important soundings was one of over 3400 meters at 31.05 S Lat and 12.25E Long.
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