Papers on subjects connected with the duties of the Corps of Royal Engineers : Vol. XXI Structural design : Foundation (November 1945) / War Department. Office of the Chief of Engineers Dredging (Mar. 1947) / War Department, Office of the Chief of Engineers paper on high-speed tool steel, its manufacture and use / read before The Coventry Engineering Society by J.M. Gledhill work of the Royal Engineers in the European war, 1914-19 / publ. by the Secretary, R.E. Institute, Chatham field engineering pamphlet Pipe mines : Pushing, loading and firing / TheChief of the Imperial General Staff field engineering pamphlet Pipe mines / prepared under the direction of The Chief of the Imperial General Staff Engineering manual for civil works / [War Department : Office of the Chief of Engineers] Engineer D+65 situation and player instructions plus standing operating procedure / prep. and reprod. by the Engineer school, Fort Belvoir, VA Engineering manual for military construction : Transportation facilities Aichi Aircraft Company (Aichi Kokuki KK) : corporation report no. 5 (airframes and engines) / United States Strategic Bombing Survey Agricultural engineering / prep. by the National roster of scientific and specialized personnel