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![Figure 23 ship4150.jpg Figure 23](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_ship4150.jpg?itok=1CaasXui)
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Figure 23. Traivailleur bottle invented by Lieutenants Ernest Richard and Jeande Villegente of the French navy while on the TRAVAILLEUR expedition of 1881.This type of bottle was able to collect water at many depths for analysis ofdissolved gases. Left: descending. Right: ascending. (Image credit: Oceanographic Museum of Monaco | Y. Berard)