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The first plane ever made
On December 17, 1903, Wilbur and Orville Wright made four brief at Kitty Hawk with their first powered aircraft. The Wright brothers had invented the first successful airplane. The Wrights used this stopwatch to time the Kitty Hawk flights. -
The second plane ever made
german professor ludwig prandtl presents one of the most important papers in the history of aerodynamics, an eight-page document describing the concept of a fixed '''boundary layer,'' the molecular layer of air on the surface of an aircraft wing.
