"Mason and Dixon" B-17G-15-BO 42-31412 100th BG/351st BS at Thorpe Abbots.The Officer in the jeep is John Schwartz, Commanding Officer of the Photo Lab.Initially assigned to the 34th Bomb Group although flew no mission of combat with that unit. It was the 100th Bomb Group which entered combat.(rudeerude)

"Mason and Dixon" B-17G

American B-25B bombers rest on the flight deck of the USS Hornet, approaching the spot where the planes were launched on their raid on Tokyo, April 13, 1942. Escort ship in left background. 

Ready on the flight deck 

B-17 bone yard Kingman,Arizona 1947.Recognizable bomb squadrons ?