1890 – Birth of Francis Dominic Casey, Irish World War I flying ace.
1921 – Lt. John A. Macready of the U.S. Army Air Corps finds a new use for airplanes when he sprays a patch of ground infested with caterpillars. This practice becomes known as crop dusting.
1945 – First flight of the Kyushu J7W Shinden (shown), a Japanese World War II propeller-driven aircraft prototype built in a canard design.
1961 – A Royal Canadian Air Force Avro Lancaster photographs the largest non-nuclear explosion ever conducted at the time at Suffield Experimental Station in Alberta.
1971 – Death of Georgy Nikolayevich Babakin, Soviet engineer and chief designer at the Lavochkin Design Bureau; he was working in the USSR’s space program at the time of his death.
1989 – Olympic Aviation Flight 545, a Shorts 330, crashes into a cloud-shrouded Mount Kerkis on the Greek isle of Samos, killing all 34.