1911 – The LZ 10 Schwaben, a German rigid airship, enters commercial service; it will go on to become the first commercially successful passenger aircraft.
1918 – Awdry Morris “Bunny” Vaucour, British World War I flying ace, dies in a “friendly fire” incident when an Italian Hanriot pilot shot down Vaucour’s Sopwith Camel.
1923 – Birth of Ralph Dayton Albertazzie, U.S. Air Force pilot; he also was the pilot of Air Force One during Richard Nixon’s administration and flew the president on a historic trip to China in 1972.
1965 – First flight of the North American Rockwell OV-10 Bronco (shown above), an American twin-turboprop light attack and observation aircraft.
1969 – Apollo 11 is launched from Cape Kennedy, Fla., on the first manned mission to the surface of the Moon.
1999 – A Piper Saratoga piloted by John F. Kennedy, Jr., son of former President John F. Kennedy, crashes into the Atlantic Ocean off Martha’s Vineyard, Mass., killing all aboard: Kennedy, his wife Carolyn Bessette-Kennedy, and her sister, Lauren Bessette.