27 July 1960 A North American F-100C Super Sabre, assigned to the USAF Thunderbirds on 28 March 1960, is destroyed during a solo proficiency flight when it crashes fifty miles from Nellis AFB, Nevada, killing Capt. John R. Crane. John was flying F-100C # 53-1740. 
This Day in History – June 10, 1969 – The X-15 gets a place in history
10 June 1969: The U.S. Air Force donated the first North American Aviation X-15, serial number 56-6670, to the Smithsonian Institution for display at the National Air and Space Museum. The first of three X-15A hypersonic research rocketplanes built by North American for the Air Force and the National Advisory Committee (NACA, the predecessor of NASA), 56-6670 made the first glide flight and