Title: Sluzhba svi︠a︡zi v osnovnykh vidakh obshchevoĭskovogo boi︠a︡ (SD i SK)
Subjects: Military Communications, Communication systems, World War, 1939-1945, Communications, Soviet Union. Raboche-Krestʹi︠a︡nskai︠a︡ Krasnai︠a︡ Armii︠a︡