pl23_ship4016.jpg
![Figure 13 ship4016.jpg Figure 13](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_ship4016.jpg)
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https://www.noaa.gov/media/digital-library-photo/pl23ship4016jpgDescription
Figure 13. (end) R. Bertel's spectograph. The optical device.See image ship4014 for further discussion.
Credit
Oceanographic Museum of Monaco
Photographer
P. Roggero
Collection
Voyage to Inner Space
History of Oceanography Collection
The Early Instruments - Collections of the Oceanographic Museum at Monaco
Photometers
Keywords
Oceanography
Historical instruments