An American Airlines Douglas DC-2 operating as American Airways Flight 1 crashed near Goodwin, Arkansas, killing all 17 people on board.
Tommy Rose lands at Wingfield Aerodrome in Cape Town, South Africa, after a record flight from England of 3 days 17 hours 38 minutes.
London-based Imperial Airways launches airmail service to West Africa.
The last great passenger-carrying airship, a veritable behemoth in its day, takes to the air for the first time. The German dirigible LZ 129, the Hindenburg, is powered by four 1,320-hp Daimler-Benz DB 602 diesel engines. The Hindenburg makes its first Atlantic crossing in the record time of 64 hours 53 minutes on May 6.
The Supermarine Spitfire makes its maiden flight. The single-seat fighter would play a major role in World War II, with over 20,300 being built over the following 10 years.
Imperial Airways opens a weekly service to Hong Kong.
Smoking in an airplane’s toilet is as serious an offense as smoking at school. An Imperial Airways passenger, caught red-handed while lighting up against airline regulations in a Handley Page HP.42 en route from Paris to London, is fined £10 in Craydon court, England.
200" telescope lens shipped, Corning Glass Works, New York-Cal Tech.
National Advisory Committee for Aeronautics (NACA) commences operational use of the newly constructed 8-ft.-high speed tunnel (8-Foot HST) at the Langley Memorial Aeronautical Laboratory, Langley, Virginia. Built as a companion to the full scale tunnel capable of simulated speeds of up to 118 mph, the new facility can test models and components to 577 mph (Mach 0.75).
Amy Johnson sets a speed record of 3 days, 6 hours and 26 minutes on a flight from England to South Africa in a Percival Gull Six (G-ADZO).
Amy Mollison lands at Wingfield Aerodrome, Cape Town, South Africa, to set a new record of 3 days, 6 hours, 26 minutes for a flight from England.
The German airship Hindenburg lands at Lakehurst, New Jersey after its first scheduled transatlantic flight.
The British Air Ministry awards a contract to Hawker for 600 Hurricane Mk. 1 fighters, the first of a new breed of high-speed, eight-gun interceptors for the RAF. This is the biggest peacetime order placed in Britain to date.
The first flight of the first practical helicopter with two side-by-side rotors is made in Germany. Designed by Henrich Focke, the Focke-Achgelis FW-61 makes many flights, the longest being one hour and 20 minutes.
The first C-class Empire flying boat built by Shorts as the S.23 design, makes a brief 14-min. first flight piloted by John Lankester Parker.
Louise Thaden becomes the 1st woman to win the prestigious coast-to-coast Bendix trophy race.