Glide Bombing Attachment- Students' Manual, USAAF Training Command Frank Fighter The signal would cause the

The signal would cause the needle to traverse left or right of center

fucking and from former prisoners of war and pre-war army soldiers

It is in good condition given its age

although it is reading is inaccurate (the indicator shows that it is currently traveling at 35 MPH)

Glide Bombing Attachment- Students' Manual, USAAF Training Command Frank Fighter The signal would cause theThis is an original WWII era Students' Manual for the Glide Bombing Attachment for the M Series Bombsight (i. e., Norden). Published in 1944, this manual provides familiarizes the student bombardier with the glide bombing attachment (GBA) and its use. The M Series Bombsight was developed to bomb targets while in level flight. The GBA expands the use of the bombsight during evasive maneuvers, such as climbing or diving. The manual is in very good