B-1A/B 74-0159 (1983)

Did you know that the second prototype B-1A 74-0159, known as Air Vehicle 2 AV-2, served as the structural test aircraft during the flight test program for the B-1A program? AV-2 was later modified to support the B-1B test program, modifications included new weapons bay doors, changes to some bulkheads, and the addition of a B-1B flight control system. The modified AV-2 made her first flight on 23 March 1983, here she is in flight in May 1983. #b1 #b1a #b1b #b1bone #usaf #aviationsafari #aviationpreservation #boneyardsafari