This is a compilation on the subject of trench warfare fortifications as taught by three national Armies - French, German and American.

Reprint (1st work). English translation may have been originally published as: Notes on field fortifications: for the use of troops of all arms. Reprint (2nd work). English translation originally published as: The construction of field positions. (Stellungsbau.). Pt. 1 / issued by the Prussian War Ministry, Berlin 1916. Translated from the German and issued by the General Staff, May 1917. Reprint (3rd work). Originally published as: Notes on the construction and equipment of trenches. Washington : War Dept., 1917. (Document / War Department, Office of the Adjutant General ; no. 592).