The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Boeing 17G Flying Fortress. Westerham Press. Imperial War Museum
Boeing 17. G. Flying Fortress. Imperial War Museum. Westerham Press
The Crew of a Coastal Command Flying Fortress Being Briefed. Imperial War Museum. Sackville Press
The crew of a Coastal Command Flying Fortress being briefed. 1943. Imperial War Museum. Sackville Press
38A 93. Flying Fortress. Boeing B 17. World Greatest and most heavily armed Long Distance 4 Engined Bomber. Valentines. RP
Boeing B 17. Flying Fortress. On Exhibit at the Air Force Museum. Wright Patterson. AFB. Ohio. Miami Valley News Agency. 1974
Boeing B17G Flying Fortress. The Mainstay of the U. S. A. F. Photo Precision. St. Ives. Huntingdon. Collector Series. Colourmaster International
German V. 1. Flying Bomb. Imperial War Museum. No. MH. 721