"Ruthless", a Boeing-built B-17F-85-BO, Ser. No. 42-5838, with squadron codes SO+V served with the 547th Squadron, 384th Bomb Group from May 29, 1943 until it ditched in the North Sea on the October 10th, 1943 mission to Frankfurt, Germany.

Although the Clayton crew never flew on this aircraft, it is included in this selection of photos because it shows the beauty of the Flying Fortress - American Queen of the Skies over wartime Europe.