pl23_ship4375.jpg
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https://www.noaa.gov/media/digital-library-photo/pl23ship4375jpgDescription
Figure 5. An Aime tide gauge. Aime's tidal studies began at the port of Algiers in 1838. Aime designed a prismatic lead tube supported by wood and providedwith a filtering mechanism at its base that attenuated wave motion. A woodfloat connected to a counterweight by a silk cord, indicated the level of thesea on a reverse graduated scale which was calibrated on a calm day.
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
Miscellaneous Instruments, Deck Gear, and Laboratory Instruments
Keywords
Oceanography