Word: tails
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Dates: during 1940-1949
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...airplane will also stall when it flies too slowly. Birds, like planes, are equipped with "flaps": movable sections which can be protruded from the trailing edges of the wings. When slowing down for a landing, birds often spread their tails at a proper angle of attack. The tail acts exactly like airplane flaps, providing extra lift and keeping the bird from stalling...
...brought even haughty Spaniards roaring to their feet when he fought on the same program with the great Juan Belmonte and José ("Joselito") Gómez y Ortega. Race-proud Spaniards called him El Indio, made him fight harder than the others for the reward of ears and tail...
Subsonic Express. At Muroc (Calif.) Air Force Base, Northrop Aircraft, Inc. ran first flight tests on an odd-looking plane that seemed to have swallowed its tail. Called the X-4, it is a batshaped little (20 ft. long) craft with two jet engines and broad, backswept wings (see cut). No entry in the supersonic sweepstakes, the X-4 was designed in the belief that subsonic speeds will still be the practical concern of aviation for many years. It will be used for research at speeds of about 650 m.p.h...
Water Landing. The C-54's pilot, war-toughened, black-haired Lieut. Colonel William R. Calhoun Jr. of Birmingham, Ala., ditched the plane beautifully. But the C-54 hit the rough Pacific sea with a bone-jarring crash. Its lights went out. Debris flew through the cabin. The tail snapped off and so did the left wing...
...will keep the planes moving like railroad trains on a "block system." Each plane will keep to a well-marked "track" in space. Signals on the instrument board will tell the pilot whether the block ahead is clear and whether the next plane behind him is treading on his tail...