Gustave de Ponton d'Am茅court. French engineer; archeology and numismatist; designer of a miniature helicopter forerunner and inventor of the word 鈥榟茅licopt猫re'.Paris August 16; 1825 - ibid January 20; 1888.- Helicopter designed by Ponton d'Am茅court during the landing using an umbrella. -Photo; around 1862 (Nadar).PH1972;Paris; Mus茅e Carnavalet.

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