On Oct 14, 1947: Captain Chuck Yeager defied the specialists when he flew quicker than Mach 1, the speed of seem, and lived to inform the tale. This incredible feat set the United states forward of the rest of the https://aprilaptc860447.theblogfairy.com/29408085/what-does-chuck-yeager-s-supersonic-plane-in-silver-coin-mean