Category:Diver's telephones

Media in category "Diver's telephones"

The following 3 files are in this category, out of 3 total.

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  Britannica Divers 4.jpg 377 × 371; 31 KB
  
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  Deep Sea Diving Batteryless Telephone Equipment for underwater communication, manufactured by Batteryless Telephone Equipment Co., Inc., Pittsburgh, PA - Museum of Science and Industry (Chicago) - DSC06817.JPG 3,648 × 5,472; 11.31 MB
  
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  Espalion - Musée du Scaphandre (5).jpg 2,560 × 1,920; 1.82 MB