Hoover flew the Lockheed P-80 chase plane on October 14, 1947, as fellow test pilot Chuck Yeager broke the sound barrier in the Bell X-1A. (USAF)
Hoover flew the Lockheed P-80 chase plane on October 14, 1947, as fellow test pilot Chuck Yeager broke the sound barrier in the Bell X-1A. (USAF)