Brazilian commemorative philatelic leaflet from 1966 honoring the 60th anniversary of Brazilian aviation pioneer Alberto Santos Dumont’s successful flight of his 14-bis biplane in Paris on October 23, 1906, signed at the top in blue ballpoint, “Neil Armstrong” and “R. F. Gordon, Jr.” A tear to left edge, scattered creasing, and toning from a removed piece of tape to top edge, otherwise very good condition. Pre-certified Zarelli Space Authentication.
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