National Geographic : 1955 Aug
^^ u rvival 275 National Geographic Photographer David S. Boyer A Flyer's Protective Clothing Is as Multilayered as an Onion Men in line (right to left) wear light cotton underwear, pressure suit, sleeveless air-cooled ventilating garment, and winter coveralls. This combination protects against bitter cold during ejection, severe cockpit heating (page 248), and other perils of high altitude. Seated flyer wears full flight gear, including parachute and oxygen equip ment-a total of 92 pounds. Survival equipment from a seat pack lies at his side. World War II flyer (rear), in his two-piece winter garb, lacked pressure and ventilating suits and tough protective helmet with visor.