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Description
Figure 40. Fol bathometer, designed by Hermann Fol who was a collaborator withPrince Albert I of Monaco. This instrument used the same principle as the Ericsson sounder. Fol replaced water with mercury in order to determine the depthattained as a function of the quantity of liquid displaced by the pressure.Details concerning tests and effectiveness of this device are unknown.
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
Sounding Instruments
Keywords
Oceanography
Historical instruments