Henry de La Vaulx (1870–1930), was a balloonist, author, and cofounder of major French and international aeronautical associations. Biography He was born in Bierville, France on April 2, 1870. From March 1896 to May 1897 he stayed with native tribes in Patagonia, and later wrote a book about this experience. In 1898, he co-founded the Aero Club of France with Ernest Archdeacon, Léon Serpollet, Henri de la Valette, Jules Verne, Honorine de Viane Morel Verne, André Michelin, Albert de Dion, Albert…