12/43: Built as AT-17B but TOS USAAF as UC-78B s/n 43-32578 and assigned to Douglas AAF, AZ. 1945: War Assets Administration. Circa Oct 45: Robert D. Baer, La Jolla, CA with c/r NC44795. 6 Sep '91: American Airpower Heritage Flying Museum (CAF), Midland, TX.

Nov 42: TOS USAAF. 1945: Unknown owner in El Salvador with c/r YS-22; converted to L18-50 and flew airline service until early 1960s. Sep 71: Confederate Air Force, Harlingen, TX with c/r N30N. They marked it as aircraft of 224 Squadron, RAF Coastal Command. 1982: Repainted as aircraft of USAAF.

Ca.1962: TOS USAF. 1962: Temporarily designated JB-52H when it was used for weapons tests, including the Skybolt, as well as electronics systems tests, such of those of the AN/ASQ-38 bombing navigation system. By 1964: Back to being a B-52H as noted on a photo taken at Fairford, England airshow, when it was painted in SAC markings. By 1992 to after August/2022: 23rd Bomb Squadron/5th Bomb Wing, Minot AFB, ND.

Ca.1987: TOS USAF and assigned to 28th Bombardment Wing, Ellsworth AFB, SD. It served in both the 34th and the 37th Bomb Squadrons. 17 Feb 2021: Retired to AMARC, Davis-Monthan AFB, AZ.

Ca.1962: TOS USAF. 1962: Temporarily designated JB-52H when it was used for weapons tests, including the Skybolt, as well as electronics systems tests, such of those of the AN/ASQ-38 bombing navigation system. By 1964: Back to being a B-52H as noted on a photo taken at Fairford, England airshow, when it was painted in SAC markings. By 1992 to after August/22: 23rd Bomb Squadron/5th Bomb Wing, Minot AFB, ND.

4 Apr '83: First flight. 22 Apr '83: TOS USAF and assigned to 81st TFW, RAF Bentwaters, England. 1987: Converted to OA-10A. After 6/87 to after 6/91: 511th TFS/10th TFW, RAF Alconbury, England. By 7/92 to 3/10: 103rd FS/111th FW (ANG), Willow Grove, PA. 2006: Converted to A-10C. 3/10: 81st FS/52nd FW, Spangdahlem AB, Germany. After 2/13: 74th FS/23rd FW, Moody AFB, GA. 4/13: Deployed for combat in Afghanistan with 74th FS for Operation Enduring Freedom, still carrying markings of the 81st FS. By 1/15: 354th FS/355th FW, Davis-Monthan AFB, AZ.