This list contains every A-12, YF12 and SR-71 Blackbird ever constructed. The list can be filtered by aircraft type or current location. Each listing has information and photos along with its current location and map.
Article 123 was lost on 24 May 1963 during a low-altitude, subsonic flight to test an inertial navigation system.
With a faulty fuel gauge, CIA Pilot Walt Ray was on final to Groom Lake, NV, when the A-12 ran out of fuel. Walt Ray ejected from the aircraft, he faile to seperate from the ejection seat and was killed when he landed in seat.
The newly-installed SAS (Stability Augmentation System) had the yaw and pitch gyros wired backwards, causing the airplane to lose complete control just seconds after takeoff from Groom Dry Lake;
While on a FCF (Functional Check Flight) CIA Pilot Jack Weeks and the A-12 disappered, No trace was ever found of pilot or aircraft.
The crash occurred on 9 July 1964 while Article 133 was approaching the runway after a Mach 3 check flight.