How Chuck Yeager Reached Supersonic Speed...
“When we weren’t flying, we zipped on our leat... ...that it was to be the first aircraft to break the sound barrier —if Yeager didn’t die trying. The Flight Pl... ...ers feared that if the machines hit the so-called sound barrier while doing this, it would cause them to break ap... ...gines to pro...
https://www.neatorama.com/2012/07/27/how-chuck-yeager-reached-supersonic-speed/
