Notes on the Use of Machine Guns in Trench Warfare —— And on the Training of Machine Gun Units Compiled From Foreign Reports; Army War College; March, 1917

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ISBN: 9781331380771 出版年：2016 页码：78 Forgotten Books

In trench warfare as it exists in Europe, automatic machine rifles, popularly Called machine guns, find their greatest use. Besides the trench, the essential elements of a trench line consist of a depth of wire and a front of machine guns.