Two fliers of the 8th Bomber Command clad in high altitude flying clothes incl. sheepskin coats, helmets, oxygen masks, and sunglass goggles at airdrome in southern England.  (Photo by Margaret Bourke-White//Time Life Pictures/Getty Images)

Two fliers of the 8th Bomber Command clad in high altitude flying clothes incl. sheepskin coats, helmets, oxygen masks, and sunglass goggles at airdrome in southern England.  (Photo by Margaret Bourke-White//Time Life Pictures/Getty Images)