Special edition of a technical manual containing training documentation on three subjects related to instrument flying. The name, "Hottman, W. B." is written in the top left corner of the cover, followed by a handwritten note about returning the manual.

Special edition of a textbook titled "Instrument Flying: Basic and Advanced," published January 15, 1944. It is split into three sections, all with different creation and publication dates. The first section is titled "Instrument Flying: Basic without Radio Aids" or Technical Order No. 30-100A-1, published June 1, 1943. The second section is titled "Instrument Flying: Advanced with Radio Aids" or Technical Order No. 30-100B-1, published January 15, 1944 to replace T. O. No. 30-100B-1 dated October 1, 1943. The final section is titled "Instrument Flying Army Air Forces Instrument Approach System" or Technical Order No. 30-100F-1, published November 10, 1943.

Textbook titled "Instrument Flying: Technique in Weather" or Technical Order No. 30-100D-1, created January 1, 1944 by authority of the Commanding General of the Army Air Forces.

Technical manual containing training documentation related to basic flying of aircraft.

Textbook titled "Digest of Civil Air Regulations for Pilots" describing basic regulations for pilots such as rules of flight and various certifications. "S. D'Hooghe" is handwritten in the top right corner of the cover.

Special edition of a technical manual containing training documentation on three subjects related to instrument flying. A blotch of dark ink is smeared on the front covered.