Stevens and Capt. Orville Anderson, both of the U.S. Army Air Corps, going to 22,065 meters (72,395 feet) on November 11, 1935. The flight was sponsored by the National Geographic Society and the U.S. Army Air Corps. Stevens and Anderson used a 100,000-cubic-meter (3,700,000-cubic-foot) rubberized-cotton balloon carrying…
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