Title: Taĭny Voronezhskogo upravlenii︠a︡ NKVD
Subtitle: (po sledam raskopok pod Dubovkoĭ)
Subjects: History, Soviet Union. Narodnyĭ komissariat vnutrennikh del, Political purges, Political persecution, Soviet Union
Places: Russia (Federation), Voronezhskai︠a︡ oblastʹ
Time periods: 20th century