One of the toughest problems of space navigation is to dress spacemen so they can live and function outside the controlled environment of their cabins. Even for high-altitude airplane pilots, protective suits are essential. Above 63,000 ft. (where the blood boils), the air is as bad as a vacuum for any pilot who bails out into it. Last week the Air Force showed off a "full pressure suit" that is an advance over its predecessors. But it would not by any means permit its wearer to take a stroll on the moon.
Developed by the David Clark Co. of Worcester, Mass., the...
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