Instrument Flying Training Manuals, Set of 4, USAAF WWII WW2 The case is in good

The case is in good condition given its age

We have not independently verified the information on the tag

has a different serial number so is not the original for this watch

according to the US Army Air Force's Interchangeability Cross Reference Chart dated Feb 1945

but I've not located any specific photo references

Instrument Flying Training Manuals, Set of 4, USAAF WWII WW2 The case is in goodThis is an original set of four instrument flying training manuals published by the US Army Air Force in the early 1940's. Included are: Basic Theory and Practice (TO 30 100A 1, Jun 1943, 82 pages) Ground Trainer Instruction Guide (using the Link Trainer) (TO 30 100C 1, Aug 1943, 103 pages) Advanced with Radio Aids (TO 30 100B 1, Jan 1944, 75 pages) Technique in Weather (TO 30 100D 1, Jun 1943, 70 pages) They are in very good condition given their