20 September 1951 - B-47B-1-BW Stratojet, 49-2645, c/n 450014, of the Air Proving Ground Command burned at Eielson AFB, Alaska, during refuelling and destroyed [REF].
3 December 1951 - B-47B-10-BW Stratojet, 50-0019, c/n 450034, of the Air Proving Ground Command, piloted by David A. Himes, suffers moderate damage in structural failure at Boeing-Wichita, Wichita AFB, Kansas.