A line of 305th Bomb Group B-17 Flying Fortress taxiing at Chelveston airfield preparing to take off on another raid. The two rear-most B-17 Flying Fortresses belong to the 364th Bomb Squadron, (WF-N, serial number 42-30242) on the left and (WF-O, serial number 42-29807) on the right. Passed for publication 4 Jul 1943. Handwritten caption on reverse: '29/6/43. WF:N. WF:O 229807.' Printed caption on reverse: 'At A Flying Fortresses Base In Britain. This series of pictures shows scenes at a U.S. air base in Britain where Flying Fortresses are repaired, the scars torn in their sides - the price of victorious combats - patched up, engines overhauled and the planes made fit and ready for next bomb missions. U.S. Pool/F. Keystone (SG).' Censor no: 272762. On reverse: Keystone Press, US Army Press Censor ETO and US Army General Section Press & Censorship Bureau [Stamps].