field manual Troops and operations / prepared under direction of the chief of engineers field manual Communications, construction and utilities / prepared under direction of the chief of engineers Bridge regulations governing the operation of drawbridges across navigable waters of the United States / Department of the army, corps of engineers army regulations. military school Engineer school / War Department Military engineering : Roads / Army Council Working instructions (Canadian) : Wireless sets no. 19 : mark II, as manufactured in Canada and the U.S.A. / published by the director of signals … Military engineering : (technical training) : Equipment Bridges (excluding Bailey) / Army Council Manual of field engineering : ( All arms) Foundation drilling and grouting (Nov. 1945) / Department of the Army, Office of the Chief of Engineers Hydrologic and hydraulic analyses : Flood-hydrograph analyses and computations (April 1946) / War Department. Office of the Chief of Engineers Pumping stations : Office of the Chief of Engineers] : Architectual design (December 1947) / War Department. Office of the Chief of Engineers Pumping stations : Office of the Chief of Engineers] : Structural design (January 1948) / War Department. Office of the Chief of Engineers