April 20, 1931 marked the Northrop Alpha’s entry into airline service, introducing a fast all-metal…
April 19, 1967 marked the first flight of the Breguet 941S, a STOL transport aircraft…
April 18, 1944 marked the first flight of the Ilyushin Il-10, a Soviet ground-attack aircraft…
April 17, 1958 marked the first flight of the LIPNUR NU-85 Belalang, an Indonesian trainer…
April 16, 1951 marked the first flight of the Morane-Saulnier MS.733 Alcyon, a French trainer…
April 15, 1942 marked the first flight of the Spitfire Mk Vb tropical, a modified…
April 14, 1918 marked the first U.S. Army Air Service aerial victories of World War…
April 13, 1931 marked the first flight of the Boeing YB-9, the first all-metal monoplane…
April 12, 1938 marked the first flight of the Aubert PA-20 Cigale, a French light…
April 11, 1937 marked the first flight of the Junkers Ju 89, a German heavy…
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