National Geographic : 1948 Sep
RAPHIC .atlonal ueograpnl) Ir'tlogtrapnler JuStnll A.IOCKe Two Men Ballooned tothe World Record Height of13.71 Miles inThis 9-foot Metal Ball Inside the magnesium-alloy gondola, Capt. Albert W. Stevens and Capt. Orvil A.Anderson piloted the3,700,000 cubic-foot balloon Explorer IItoaheight of72,395 feet, November 11,1935. The stratosphere flight was sponsored by the National Geographic Society and theU.S.Army AirCorps. Smithsonian also hasLindbergh's Spirit of St. Louis and soon will have theWright brothers' Kitty Hawk plane (page 330).