Title: Spet︠s︡sluzhby pervykh let SSSR
First published: 2008
Subjects: Purges, History, Political purges, Political persecution, Politics and government, Intelligence service, Secret service, Soviet Union. Narodnyĭ komissariat vnutrennikh del, Soviet Union, Soviet Union. Glavnoe razvedyvatelʹnoe upravlenie
LC classification: HV8225.7.N37 S56 2008