United States. Army — Handbooks, manuals, etc. — Audiobooks
Manual for Noncommissioned Officers and Privates of Infantry of the Army of the United States, 1917 To be used by Engineer companies (dismounted) and Coast Artillery companies for Infantry instruction and training
by United States. War Department
Manual for Noncommissioned Officers and Privates of Cavalry of the Army of the United States 1917. To be also used by Engineer Companies (Mounted) for Cavalry Instruction and Training
by United States. War Department
The Plattsburg Manual: A Handbook for Military Training
by O. O. (Olin Oglesby) Ellis, E. B. (Enoch Barton) Garey
Manual of Military Training Second, Revised Edition
by James A. (James Alfred) Moss