August 7, 2021
In 1947 on this date, Charles “Chuck” Yeager flew the manned rocket plane X-1 on one of many flights leading up to his breaking of the sound barrier in October of that year. Yeager named the X-1 “Glamorous Glennis” in a tribute to his wife.
Chuck Yeager in front of Bell X-1 experimental aircraft. Image Credit: U.S. Air Force