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![Figure 41 ship4168.jpg Figure 41](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_ship4168.jpg?itok=knR1xC_T)
Description
Figure 41. Richard bottle, helical model invented by Doctor Jules Richard in1902. The helical system eliminated the need for a messenger system forinverting the bottle at the desired depth. This type of bottle was used on thePRINCESSE ALICE II in 1902 at a depth of 1870 meters in the Mediterranean Sea.Left: descending. Right: ascending. (Image credit: Oceanographic Museum of Monaco | Y. Berard)