Figure 41. Richard bottle, helical model invented by Doctor Jules Richard in 1902. The helical system eliminated the need for a messenger system for inverting the bottle at the desired depth. This type of bottle was used on the PRINCESSE ALICE II in 1902 at a depth of 1870 meters in the Mediterranean Sea. Left: descending. Right: ascending.
Photo Category: Oceanography - Historical instruments
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|Added On||18th October 2015|