Engineer training : provisional / by command of the Army Council Field engineers drill war department technical manual Post engineer shops field manual Corps of Engineers : reference data 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 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 war department technical manual Engineer maintenance troops