1959 – Second prototype North American XA3J-1 Vigilante, BuNo 154158, c/n NA247-2, crashes at Columbus, Ohio when hydraulic and electrical failures cause loss of control.
1954 – Cape Canaveral, Florida Missile Test Range, supports the first attempted recovery of a winged missile that flew a programmed pattern and then returned to the Cape for refurbishing and reuse. A Northrop N-69A Snark missile, GM-3394, was successfully guided for landing on the Cape Canaveral Skid Strip, but the missile’s rear skid was not locked and the vehicle crashed and exploded upon contact.
1949 – First flight of the Lockheed XF-90.
1949 – Sole Sukhoi Su-15 (Aircraft P) twin-engined jet all-weather interceptor develops severe vibration during 39th test flight, breaks up in mid-air forcing pilot S. N. Anokhin to eject. Project abandoned, second prototype never finished.
1943 – A Boeing B-17F-55-DL Flying Fortress, 42-3399, “Scharazad”, of the Plummer Provisional Group, 318th Bomb Squadron, flying to Grand Island, Nebraska from Pendleton Army Air Base in Oregon crashes on Bomber Mountain in the Big Horn Mountains of Wyoming. 10 crew members were killed. Wreckage finally discovered on 12 August 1945.
1936 – The British Air Ministry awarded a contract to Hawker for 600 Hurricane Mk. 1 fighters, the first of a new breed of high-speed, eight-gun interceptors for the RAF. This was the biggest peacetime order placed in Britain to date.
1932 – First flight of the RWD 6
1925 – Goodyear airship “Pilgrim” makes first flight (first with enclosed cabin).
1923 – First flight of the Vickers Venture
1918 – One Zeppelin-Staaken R.VI, a four-engined German biplane strategic bomber, modified as a float-equipped seaplane for the Marine-Fliegerabteilung (Imperial German Naval Air Service), with the designation Type L, serial 1432, using Maybach engines, first flown on 5 September 1917, crashes during testing on this date.