Re:What is the Old Style tail gun position used on" Dimple Darling "
The Cheyenne position was introduced on the production line from
G-80-BO , G-50-DL and G-55-VE inclusive ( though many retro-fitted).
Staggered windows from
G-50-BO, G-50-VE snd G-25-DL.
Camouflage discontinued part-way through blocks
G-35-BO, G-15-VE, and G-35-DL.
National insignia change to bars with blue borders ( in production ) from
G-10-BO ( 42-31232) Oct. 1943, G-5-VE ( 42-39858) Sept. 1943, and G-20-DL (42-37894) Sept. 1943 . Existing red borders continued for some time in many cases ( except in Pacific-CBI).