Charles Elwood "Chuck" Yeager is a retired major general in the
United States Air Force and noted test pilot. He was the first man to
break the sound barrier on October 14, 1947, flying the experimental
Bell X-1 (shown below) at Mach 1 at an altitude of 45,000 feet.
USAF Command Pilot Wings
http://www.stevespcrepair.com
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