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Show !' ' ' a rBUILT FOR HIGH ALTITUDES t Frenchman Has Designed Airbus That t? Can Carry Passengers Com- partment to Bo Airtight . .' Why not use "aerial submarines," ; for flight In the upper nlr that Is, k Inclosed cars In which nlr nt nttnn phcrlc pressure can be mnlntnlned? asks the Scientific American Monthly. Only by some such tnennn will nny " but a very few highly trained pilots ever bp able to nttnln to grent nltl--tndes, according to Dr. Gugllclmlnettt, president of the section of physiology of tho International Aeronautic expo-sltlon, expo-sltlon, and Dr. Gnrsnux of the tochnl al section of aeronautics n the St, Cyr Military academy, France. Louis Breguet, tho builder of nlr-J nlr-J planes, has designed an airbus for use Jfc) at high altitudes. It 1ms a wing spread " of 85 feet and a metal fuselage Inclosing In-closing pilot, motor nnd passengers In an airtight clgnr-shaped case. It Is capable of carrying twenty-sewn passengers, each with 88 pounds of baggage, n distance of 020 miles, or n pilot, two mechanicians, 1,100 pounds of provisions and 10.H00 pounds of gasoline n distance of -1.03P miles at 100 miles an hour. No oxygen tanks nro needed. |