Good stuff, Scott! The shot of B-17F 42-3470 was a great find - wonder what that nose art says. Unusual to see the star-and-bar not painted out.
Gotta help where I can... First, a cropped enlargement of B-17G 43-38978 at Corvallis:

Next, a clearer image of Mantz's B-17F 42-3360 from
Chain Lightning:

Feel free to use 'em!
_________________

All right, Mister Dorfmann, start pullin'!
Pilot: "Flap switch works hard in down position."
Mechanic: "Flap switch checked OK. Pilot needs more P.T." - Flight report, TB-17G 42-102875 (Hobbs AAF)