Title: Bolʹsheviki v period podgotovki i provodenii︠a︡ Velikoĭ Okti︠a︡brʹskoĭ sot︠s︡ialisticheskoĭ revoli︠u︡t︠s︡ii
Subjects: History
Places: Saint Petersburg (Russia), Soviet Union
Time periods: Revolution, 1917-1921