Identification of Aircraft for Army Air Force Ground Observer Corps, 1942 AH-1 The data label is missing

The data label is missing thus the manufacturer is unknown

This is a vintage Wing Flap Position Indicator made by Bendix

and bombs) as well as through an independent camera circuit

Despite slight discoloring of the cover

Identification of Aircraft for Army Air Force Ground Observer Corps, 1942 AH-1 The data label is missingThis is an original WWII era handbook Identification of Aircraft for Army Air Force Ground Observer Corps was prepared by the US Army Air Force to train ground observers on aircraft recognition skills. This 145 page volume instructs the reader on identification methods and provides illustrations of over 50 common aircraft of the US, RAF allies, and of the axis nations. Each aircraft is depicted on the front and back of a page, with the front contain 3