A Look Back: Boeing’s Soaring Planes from the 1930s to the 1970s
#9 Five mountaineers in a Boeing Strato-Trainer altitude simulator in Seattle, planning an ascent of King peak in Alaska, 1952.
Vehicles & Transportation
#9 Five mountaineers in a Boeing Strato-Trainer altitude simulator in Seattle, planning an ascent of King peak in Alaska, 1952.
