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Fan or Multi-Swing Wings, to Reduce Wing Loading in large Multi-Seat Passenger Aircraft to Make Possible "Pancake" Emergency Landings, Using a Stabilising Parachute, and to enable an Aircraft, Convertible to an Automobile, to be Stored in an Automobile Garage
A compendium of static and cruise test results from a series of tests on 13 ft diameter low disc loading rotors(Static and cruise tests on series of 13 ft diameter low disc loading rotors with various blade twists)