Willy Ley — German Writer born on October 02, 1906, died on June 24, 1969
Willy Otto Oskar Ley was a German-American science writer, spaceflight advocate, and historian of science who helped to popularize rocketry, spaceflight, and natural history in both Germany and the United States. The crater Ley on the far side of the Moon is named in his honor... (wikipedia)