Identification of Aircraft for Army Air Force Ground Observer Corps, 1942

This 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 silhouettes, and the back showing photos or renderings.

The handbook is in very reasonable condition given its age. All pages appear to be present. The cover is slightly separated from the bottom spine but could be easily repaired. Measures 6 x 9 inches.