On July 22, 1933, Wiley Post completed a solo flight around the world in the Lockheed 5C Vega Winnie Mae. This record-breaking flight demonstrated several significant aviation technologies. It used two relatively new aeronautical devices—an autopilot and a radio direction finder. The autopilot corrected for errors in aeronautical bearing, keeping the aircraft on course. The radio direction finder helped Post navigate the aircraft toward specific radio transmitters along the route.Although the flight was interrupted because Post had to repair the gyroscope and a bent propeller, he set a record of seven days, 18 hours, and 49 minutes, bettering his previous...
