The World Wars
1914 - Manual of Physical Training
1916 - Some Notes on Trench Construction - W.N. McClean
1917 - Artillery Experience of Shooting and Observation in Trench Warfare - "Dixhuit"
1917 - Elements of Trench Warfare, Bayonet Training - Captain William H Waldron, 29th US Infantry
1917 - Manual of the Chief of Platoon of Infantry (translated 1918)
1917 - Notes for Commanding Officers - Aldershot
1917 - Notes for Infantry Officers on Trench Warfare - Compiled by the British General Staff
1920 - British War Dogs, their Training and Psychology - Lt. Colonel E.H. Richardson