Title: Semidesi︠a︡tiletie Velikoĭ Okti︠a︡brʹskoĭ sot︠s︡ialisticheskoĭ revoli︠u︡t︠s︡ii
Subjects: Russian S.F.S.R., Anniversaries, T︠S︡K KPSS, Russian S.F.S.R. Verkhovnyĭ Sovet, Congresses, Soviet Union. Verkhovnyĭ Sovet, Soviet Union, History, T͡SK KPSS
Places: Soviet Union
Time periods: Revolution, 1917-1921