pl23_ship4219.jpg
Description
Figure 19. Hirondelle locking sounder. Prince Albert I of Monaco designed thisapparatus in 1888. His idea was to modify a Baillie or Travailleur sounder byreplacing the various valves with a spigot which closed after sediment enteredthe tube. The engineer Jules le Blanc built this instrument for Prince Albert.It was used sucessfully in 1888 off the Azores in depths of 600 to 2000 meters.
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