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 

Charles Augustus Lindbergh was an aviator, author, inventor, explorer,and 
social activist. Lindbergh, then a 25-year old U.S. Air Mail pilot, emerged to
almost instantaneous world fame as the result of his  solo non-stop flight on
May 20-21, 1927, from Roosevelt Field on New York’s Long island to Paris,
France, a distance of nearly 3,600 miles in the Spirit of St. Louis, a single-
seat, single-engine monoplane (shown below). Lindberg, who was an
officer in the U.S. Army reserve, was awarded the nations highest
military decoration, the Medal of Honor. He died in 1974 at age 72. 
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