D’AUGERVILLE, Paul Lemaire
Last updated: April 12, 2017 at 3:34 am
Inventor of the first self-contained underwater breathing apparatus patented in 1828; the unit consisted of a low-pressure cylinder and a helmet connected to a valve-operated lung via a tube; the system also included a rudimentary buoyancy compensation device.
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Jeffrey Gallant is the Editor-in-Chief and Records Keeper of the Diving Almanac. He is also a contributing editor of DIVER Magazine, and the scientific director of the Greenland Shark and Elasmobranch Education and Research Group (GEERG). Jeffrey started diving in 1982.