Voorschrift optisch seinen voor de landmacht. Dl 1: Het seinen : (ontwerp) - Koninklijke Landmacht Voorschrift no. 35 Planning : Planning procedures and principles / War Department. Office of the Chief of Engineers Planning : Planning of army air forces installations / War Department. Office of the Chief of Engineers Planning : Planning of storage depots / War Department. Office of the Chief of Engineers 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 Sewage and waste disposal : Sewage pumping stations / War Department. Office of the Chief of Engineers Fuel distribution and storage : Coal storage / War Department. Office of the Chief of Engineers Fuel distribution and storage : Tank farms and transferpipe lines for liquid petroleum products / War Department. Office of the Chief of Engineers Transportation facilities : Roads, walks and open storage areas / War Department. Office of the Chief of Engineers