SAFETY DOWN IN THE SEA
AN IBEA FOR SUBMARINES What mav be qnite an important invention has been devised to add to the safety of submarine crews. It is a buoy filled with compressed air and attached bv a cable to the conning tower. Should the craft get into difficulties while submerged the buoy is simply released, so that it will tise to the surface and attract the at. tention of passing vesscls. , The cable contains a telephone wire, so that communication could he established with the imprisoned crew.
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https://paperspast.natlib.govt.nz/periodicals/RADREC19280120.2.55
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Radio Record, Volume I, Issue 27, 20 January 1928, Page 15
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89SAFETY DOWN IN THE SEA Radio Record, Volume I, Issue 27, 20 January 1928, Page 15
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