manual Regulations for United States military telegraph lines / U.S. Signal Corps Voorschrift op den lijndienst (Veldtelegraphie.) (V.L.Vd.) - Koninklijke Landmacht Voorschrift no. 431 Drill regulations for field companies of the signal corps (provisional) basic field manual Signal communication training manual / united states army field lineman : students manual for all arms Radiotelegraphy U.S. signal corps 1914 Code practice equipment, type EE-81 Charging set, type SCR-169 Training manual : training of signal communication personnel Drill regulations for signal troops Signal book United States army 1912 training manual / united states army Basic signal communication : students manual for all arms
