Bombardiers' Information File US Army Air Force May 1945 F4U Corsair The cover is a thick

The cover is a thick index card stock which covers 55 pages

the button is mounted button-face-up on the pilots yoke on the right hand horizontal tube

The light switch toggles

and the quantity would be displayed on the corresponding scale by the single pointer

This is an original

Bombardiers' Information File US Army Air Force May 1945 F4U Corsair The cover is a thickHere is a WWII era Bombardiers' Information File published by the US Army Air Force May 1945. It contains the essential information on the duties and responsibilities of the bombardier. It is in very good condition given its age. It has some slight water damage on one page, see photo. Measures 8. 5 x 11 inches, and ~0. 5 inches thick.