pl23_ship4360.jpg
![Figure 64 ship4360.jpg Figure 64](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_ship4360.jpg)
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https://www.noaa.gov/media/digital-library-photo/pl23ship4360jpgDescription
Figure 64. Richard registering thermometer for use in great depths. This instrument recorded depths obtained by a bimetallic strip and was mounted in a water-tight caisson. Upper: registering device. Middle: recording paper. Bottom: water-tight caisson for protecting and housingthe instrument. This instrument was first constructed between 1882 and 1891.
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
Thermometers and Other Temperature Measuring Equipment
Keywords
Oceanography