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Aviation History
1957
1957 - 1323.PDF
September 1957 411 (6) In this Vought-Sikorsky VS-300 (75 h.p. Lycoming), Igor Sikorsky established a helicopter endurance record of 1 hr 33 min on May 6,1941. (7) The Stinson Detroiter (200 h.p. Wright Whirlwind) in which William 5. Brock and Edward F. Schlee attempted a round-the-world flight in 1927; they retired at Tokyo. (8) The Ford Trimotor (two 220 h.p. Wright Whirlwinds and one 575 h.p. Cyclone)inwhich Admiral Byrd flew over the South Pole in November, 1929. (9) The Fokker F.VII/3m (three Wright J-4 200 h.p. engines) in which Admiral Byrd and Floyd Bennett flew over the North Pole on May 9, 1926. (10) This Pitcairn-built Cierva Autogiro, first flown in 1931, subsequently made 730 flights carrying "Detroit News" reporters and photographers. (11) Stinson Detroiter SM IB fitted with a pioneer aircraft diesel engine (225 h.p. at 1,950 r.p.m.) by Packard. It made a700-mileflightin 1928.
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