war department technical manual Standard stream crossing equipment / prepared under direction of the Chief of Engineers field manual Camouflage / Prepared under direction of the chief of engineers field manual Field fortifications / prepared under direction of the chief of engineers field manual Corps of engineers : field fortifications field manual Armored engineer battalion field manual Reference data / prepared under direction of the chief of engineers field manual Engineer troops field manual Operations of engineer field units field manual Corps of engineers : construction and routes of communication Permits for work in navigable waters / Corps of engineers ; Department of the army Military engineering : (technical training) : Equipment Bridges (excluding Bailey) / Army Council Manual of military engineering (provisional)