Verbindingsdienst Ontwerp-voorschrift berichtenwisseling : radiotelegrafie, lijn telefonie en optisch seinen - Koninklijke Landmacht Voorschrift no. 1605 Regulations for United States military telegraph lines, alaskan cables, and telegraph stations u.s. signal corps / prepared under the direction of brigadier general George P. … Signal Training. (All Arms). Pamphlet no.5. Procedure for Morse Telegraphy, Line Telephony and Visual Signalering. WO 7040 Signal Training. (All Arms). Pamphlet no.5, 1945. Procedure for morse telegraphy, Line Telefhony and Visual Signalling. WO 7040 - Signal Training. (All Arms). Pamphlet no.6. …
