Air Force Systems Command
The Air Force Systems Command (AFSC) is an inactive United States Air Force Major Command. It was established in April 1951, being split off from Air Materiel Command. The mission of AFSC was Research and Development for new weapons systems.
Lockheed-Boeing-General Dynamics YF-22 Advanced Tactical Fighters, 1990. The YF-22 was the last major weapons system delivered to Air Force Systems Command prior to its inactivation and merger into Air Force Materiel Command.
Bell P-59A (S/N 44-22609, the first United States jet fighter) and a P-63 Kingcobra (S/N 42-69417) in flight, 1944.
Chuck Yeager next to experimental aircraft Bell X-1 No. 1 Glamorous Glennis, 1947
Boeing B-52B Stratofortress carrying the North American X-15 Rocket Plane taking off from Edwards AFB, California
Air Proving Ground Command
The Army Air Forces Proving Ground Command was the primary testing command of the United States Army Air Forces (1946-47), and then the United States Air Force (1947-57).
Maj Gen Donald M. Wilson, first commander of Air Proving Ground Command, with Gen Carl Spaatz and Maj Gen Muir Fairchild