Deep Sea Diving School Washington Navy Yard 1930 pictorial Underwater Telephone

Description

Deep Sea Diving School Washington Navy Yard 1930 pictorial Underwater Telephone
Deep Sea Diving School Washington Navy Yard 1930 pictorial Underwater Telephone
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Description
“Ghostly Voices Brought From Bottom of Sea”. A look back at the introduction of a combination Lifeline and Telephone for Deep Sea divers.
This is an original 1 page magazine article from 1930
Page measures 6 1/2" x 9".
We do not photocopy these.
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