Otis Barton's Benthoscope in front of the Los Angeles Maritime Museum.
An early type of submersible was a bathysphere. Bathysphere means deep sphere. In the 1930s, William Beebe and Otis Barton designed a bathysphere and took it to a record depth for the time, 3,028 feet (922 meters).
By McMaster_de @ 2015-04-01 13:54:50