Poznań (Posen) bombed by B-17 Flying Fortresses of the 1st Bomb Division, 29 May 1944. 8th Air Force bombing mission target. Printed caption on reverse: '51440 AC- FLAMING BAIL JUNCTION- Strong winds whipped the flames and smoke from fires started at the rail marshalling yards in Posen, Poland on May 29, 1944 by US Eighth AAF heavies. During the height of the attack tracks, repair and workshops and a good dept were all under heavy concentration. US Air Force photo.'