Cologne, Germany: United States Army, Second Regiment of Engineers, 1919. Presumed First Edition, First printing thus. Hardcover. 113 pages. Illustrations. Maps. Fold-out. This was printed by M. DuMont Schauberg, Cologne. Some page markings (ink scribbles presumed by a child). Cover has wear and soiling. Dornbusch 746. Introduction by General John A. Lejeune. The 2nd Engineer Battalion is an engineering battalion in the United States Army which can trace its lineage back to 1861. 2d Battalion of Engineers expanded, reorganized, and redesignated 1 July-1 August 1916 as the 2d Regiment of Engineers. 2d Regiment of Engineers expanded 21 May-20 June 1917 to form the 2d, 4th, and 5th Regiments of Engineers (4th and 5th Regiments of Engineers—hereafter separate lineages). 2d Regiment of Engineers redesignated 29 August 1917 as the 2d Engineers. Assigned in September 1917 to the 2d Division (later redesignated as the 2nd Infantry Division (United States)). The Regiment participated in Mexican Expedition: Mexico 1916–1917 and World War I: Aisne; Aisne-Marne; St. Mihiel; Meuse-Argonne; Lorraine 1918; Ile de France 1918. General Lejeune wrote in the Introduction that "In the last battle of the war, it [the Regiment] threw two foot-bridges across the Meuse in the face of withering machine guns and heavy artillery fire, thereby enabling the advanced battalions of the Division to cross the river and seize the highest on the east bank. More