1887 – Birth of August Haefeli, early Swiss aircraft designer.
1908 – The Imperial All-Russia Aero Club is founded and raises money through public subscription by imperial decree.
1924 – Raoul Pateras Pescara flies an experimental helicopter in Paris; the machine flies 2,640 feet in just over 10 minutes.
1938 – Death of Gerard “Jerry” Freebairn Vultee, American aircraft designer; he is killed with his wife in the crash of his Stinson Reliant SR-9C in Arizona.
1941 – First flight of the Tupolev Tu-2 (shown), a Soviet twin-engine daylight bomber.
2009 – Australian airline MacAir Airlines enters voluntary administration and ceases operations.