Title
Trench warfare, by Major Jas. A. Moss, U.S. Army; being a practical manual for the training and instruction of officers and men in trench warfare, based on the latest information from the battlefronts of Europe, and including the attack and defenses of trenches, the construction of trenches and obstacles, mining and countermining, bayonet fighting, the use of grenades and bombs, liquid fire, asphyxiating gases, machine guns, gas masks, steel helmets, periscopes, etc.