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NOAA Photo Library Image - ship4414

Figure 42. Buchanan hydrometer made at the request of John Y. Buchanan during the CHALLENGER Expedition. These were instruments with variable weight and volume. Two of these instruments were improved and modified by Victor Chabaud and used during the Belgium Antarctic Expedition from the BELGICA from 1897 to 1899.

Image ID: ship4414, Voyage To Inner Space - Exploring the Seas With NOAA Collect
Photographer: Y. Berard
Credit: Oceanographic Museum of Monaco

Category: Oceanography/

High Resolution Photo Available

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Last Updated:
June 10, 2016