A 365th Bomb Squadron, 305th Bomb Group B-17 Flying Fortress (XK-O, serial number 42-29557) taxiis to take off from Chelveston airbase. Passed for publication 30 Jun 1943. Printed caption on reverse: 'At A Fortress Station In Britain. From an American base in Britain the Flying Fortresses carry out operational activities which result in terrible blows against the German industrial war machine. This series of pictures shows scenes at a Flying Fortresses station where hige[sic] bombers take off for the raids or return from their missions to be serviced by the ground crews, ready for the next raid. Keystone Photo Shows:- Flying Fortresses taking off for a mission. U.S.Pool/SS/F. Keystone. 1-13.' Censor no: 272232. On reverse: Keystone Press, US Army Press Censor ETO and US Army General Section Press & Censorship Bureau [Stamps].