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Hace 14 horas · Design and development Origins Curtiss XP-40 "11" used for test purposes by the Materiel Division of the U.S. Army Air Corps On 14 October 1938, Curtiss test pilot Edward Elliott flew the prototype XP-40 on its first flight in Buffalo. The XP-40 was the 10th production Curtiss P-36 Hawk, with its Pratt & Whitney R-1830 Twin Wasp 14-cylinder air-cooled radial engine replaced at the direction of ...
