Boeing B-17 Flying Fortresses of the 91st Bomb Group, 8th AF, enroute towards Bremen, Germany, fly high above heavy cloud banks at 27,000 feet altitude. 20 Dec. 1943. 20 December 1943: B-17F 42-29837 "Lady Luck" (coded DF-A) of the 324th Bomb Sq, 91st BG heads home from a trip to Bremen. She flew her final combat sortie on 25 February 1944 to Augsburg with Lt John Klotz's crew, and returned to the States for a War Bond tour. She was scrapped at Stillwater, OK at war's end. NARA Ref 342-FH-3A19627-A61044AC.