On September 24, 1929 Jimmy Doolittle made the first flight completely on instruments, so in this episode, we take a look at the history of instruments on the flight deck from the first flight at Kitty Hawk to satellite navigation.Airmail Route Recreated Article: https://www.smithsonianmag.com/air-space-magazine/omaha-salt-lake-city-without-gps-180973967/Email me at todd@theplaidpilot.comInstagram: @theplaidpilotMusic by Monday Hopes