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[War Department Technical Manual & Aircraft Engines] (open access)

[War Department Technical Manual & Aircraft Engines]

Technical manual TM 1-405 from the United States War Department about aircraft engines. Prepared under direction of the Chief of the Air Corps. The booklet is divided into six sections: I. Internal-combustion engine principles, II. Classification and description of engine types, III. Description and construction of engine units, IV. Repair principles, V. Engine lubrication, and VI. Engine cooling. All chapters include information and drawings for reference.
Date: December 9, 1941
Creator: United States Department of War
Object Type: Legal Document
System: The Portal to Texas History
[Telegram  from Mary K. Fidlar to Charles A. Prince, April 9, 1941] (open access)

[Telegram from Mary K. Fidlar to Charles A. Prince, April 9, 1941]

Telegram from Mary K. Fidlar to Charles A. Prince discussing the changing of personnel at Plosser-Prince Air Academy. Also contains original telegram envelope.
Date: April 9, 1941
Creator: Fidlar, Mary K.
Object Type: Letter
System: The Portal to Texas History
[Flight School Class Notes] (open access)

[Flight School Class Notes]

Flight school class notes on various aviation topics handwritten by Solange D'Hooghe.
Date: 1941-04-09/1943-06-16
Creator: D'Hooghe, Solange
Object Type: Text
System: The Portal to Texas History