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Otto Lilienthal
the first controlled flight of a hang glider -
Otto Lilienthal
Otto flys one of the first hang glider down a hill ikn berlin Germany -
flexible wing
invention of thje flexible wing hang glider was by jon lavezzari -
DR. WolfGang kemlperer
He broke the wright brothers record and flew a flight for 13 minutes. -
Tony Prentice
A 13- year old built a framed flexible-wing bi-conical hang glider