Bombardiers' Information File US Army Air Force May 1945 Curtiss JN It also has an envelope

It also has an envelope containing wood screws for flange mounting on a map table

as well as confirmation of the part number below the illustration

as used in the US Army Air Corps tricycle-landing gear (wings & nose gear

giving it strength

This direct-reading magnetic compass module was used in the "Wimperis" Course-Setting Bomb Sight of the British Royal Air Force

Bombardiers' Information File US Army Air Force May 1945 Curtiss JN It also has an envelopeHere 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. Measures 8. 5 x 11 inches, and ~0. 5 inches thick.