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Part One FROM THE STRATOSPHERE TO THE SEABED
In the Stratosphere i
Man Beneath the Waters
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able altitude aluminium antechamber apparatus ascent atmosphere automatic pilot ballast bathy bathyscaphe bathysphere battery Beebe bottom cabin cable calculated Capri carbon dioxide Castellammare Castellammare di Stabia closed coil compartment compressed construction contained crew Dakar danger deck decrease depth descent diameter dive diver door electric electro-magnets empty Engineer external fathoms Fenice filled with petrol float FNRS Fonds National free balloon French Navy give hatch hemispheres hull increased insulating iron pellets keel layer leak light machine magnetic valves manhole means mercury metal Milan miles necessary observe operation overload oxygen petrol piece Plate plexiglas plug Ponza porthole possible pressure gauges Professor quantity reached resistance rise rubber Scaldis scaphe schnorkel sea water shaft ship speed sphere steel stratosphere stratospheric balloon submarine surface tanks temperature Tenace Terni tests thickness trail-rope Trieste tube tubs unballasting vertical vessel wall watertight waves weight