Hitting a speed of about 800 miles per hour, Chuck Yeager broke this barrier in October 1947
Taking 16 hours in 1919 british Aviators Alcock and Brown became the first to... [DOC] [TLE] Yeager breaks sound barrier - Oct 14, 1947 - HISTORY.com [PAR] On this day in History, Yeager breaks sound barrier on Oct 14, 1947.