1964 – First flight of the Lockheed L-100 Hercules
1959 – Aeroflot puts the 84 to 110-seater Ilyushin IL-18, its first turboprop, into service from Moscow to Alma Ata, Kazakhstan, and Adler, now Sochi, on the Black Sea.
1959 – First flight of the Vickers Vanguard took place on 20 January 1959 [1][better source needed], a British short/medium-range turboprop airliner, development of the Vickers Viscount.
1942 – First official demonstration of the helicopter in the United States.
1941 – Death of Frederick Erastus Humphreys, American aviator, one of the original three military pilots trained by the Wright brothers and the first to fly solo.
1938 – First flight of the Tachikawa Ki-36 (Allied reporting name “Ida”)
1938 – British Air Commodore Arthur Travers Harris makes a purchasing trip to the United States to select aircraft to expand the Royal Air Force. The Lockheed Hudson and North American Harvard are chosen.
1938 – A Flight Refueling Ltd Armstrong Whitworth AW.23 refuels an Imperial Airways Short Empire over Southampton Water.
1935 – The first passengers leave for Australia on a new Imperial Airways/QANTAS service; the first Australian departures were made from Brisbane on April 17.
1934 – First flight of the Boeing P-29 (originated as the Model 264), US Fighter prototype, fully-cantilever wings, wing flaps, enclosed “greenhouse” canopy, and retractable undercarriage took place on 20 January 1934.[2][better source needed]
1932 – Imperial Airways’ Handley Page H. P.42 ‘Helena’ leaves Croydon, England, for Paris on the first leg of the company’s new mail service to Cape Town.
1932 – Charles Scott takes off for a new solo speed record between the UK and Darwin, in a de Havilland Gipsy Moth
1928 – Death of George Augustine Taylor, Australian artist, journalist, and aviation pioneer, first person in Australia to fly in a heavier-than-air craft.
1920 – The first civilian aircraft to be registered in Canada was (G-CAAA) registered in Sask. to Aerial Service Company of Regina.
1919 – Richard Hillary, Australian Spitfire pilot and author, was born (d. 1943). Hillary was a Battle of Britain pilot who died during World War II. He is best known for his book The Last Enemy, based upon his experiences during the Battle of Britain.