pl23_ship4267.jpg
Description
Figure 59. Hooke sounder devised by Robert Hooke, curator of experiments of the British Royal Society, also took up Cardinal Cusanus's idea. Like thepreceding similar devices, the depth measured was obtained by comparison withthe time required for the float to ascend from a known depth. This instrumentwas designed in 1663 and tested in 5 to 6 meters water depth.
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