Instruction sur le service de l'observation du tir dans les positions fortifiées Infantry drill regulations [for the] United States army 1911 Signal training : (all arms) / the War Office - Engeland Voorschrift, 26/Manuals/302 Visuele signalen. VS 2-1118 Visuele signalen. VS 2-1118 Visuele signalen. VS 2-1118 Artillery Training. Volume IV, Part II, Pamphlet no. 9. A.A. Searchlights, Elementary Optical Principles of Searchlights. WO 7306 Signal Training Pamphlet no. 3. Part I. Waterproving of signal equipment for protection during wading. (Provisional). WO 7570 Signal Training. Pamphlet no. 3. Maintenance of Signal Equipment in the Field. Part IV. Teleprinters 7B (WD). 1945 - Engeland Voorschrift Signal Training. Pamphlet no. 8. Signal Office Organization and Procedure. Part I. Procedure for Morse Telegraphy, Line Telephony and Visual Signalling.1944 - Engeland Voorschrift Reinigen, preserveren en verpakken van optische instrumenten. VS 9-150 Aanwijzingen betreffende de Luchtwaarnemingsstations en de U-Lap-Posten. (A.L.W.S). - KNIL Voorschrift DvO 7A-10
