army regulations. military school Engineer school / War Department Training regulations. Corps of engineers : Mechanics of bridge design and strength of materials Military engineering : Water supply / Army Council Military engineering : Demolitions and mining / Army Council Military engineering : Accommodation / Army Council military training pamphlet Field engineering (all arms) : Booby traps Military engineering : Lithographic proving / Army Council Military engineering : (technical training) : Equipment Bridges (excluding Bailey) / Army Council Mechanical design : Gas fitting / War Department. Office of the Chief of Engineers Electrical design : Electric power supply and distribution / War Department. Office of the Chief of Engineers Electrical design : Interior electric system / War Department. Office of the Chief of Engineers Sewage and waste disposal : Incineration / War Department. Office of the Chief of Engineers