Kessler designs diving bell with glass ports

Last updated: May 17, 2018 at 3:25 am

[ 1616 ] German inventor Franz Kessler designs an unstable diving bell with a harness and glass ports. Kessler was also a was a portrait painter, a scholar, and an alchemist.

ACOTT, C. 1999. A brief history of diving and decompression illness. South Pacific Underwater Medicine Society Journal.

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