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20 Oct 2017
1490 Leonardo DaVinci's plan for a man-carrying ornithopter with flapping wings.
1783 Montgolfier hot-air balloon.
1799 Sir George Cayley's plan for a fixed-wing aircraft.
1810, Thomas Walker, publishes a pamphlet on the possibilities of fixed- wing aviation
1853, Sir George Cayley builds a version of his glider
1857,Felix Du Temple and his brother Louis flied the first powered monoplane
1871, Francis Herbert Wenham and John Browning, England, invent the wind tunnel.
1875, Thomas Moy demonstrates a large but unmanned "Aerial Steamer"
1905, Cody, an American ex-patriot building "war kites"
1912, Lt. John H. Towers experiments with the use of aircraft for anti-submarine warfare.
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