Instrument Flying Training Manuals, Set of 4, USAAF WWII WW2 We have not independently verified

We have not independently verified the information on the tag

It is in fine shape

but I've not located any specific photo references

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

The case is in good condition given its age

Instrument Flying Training Manuals, Set of 4, USAAF WWII WW2 We have not independently verifiedThis 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