Columbia subject headings:
Soviet Union--History--Revolution, 1917-1921--Miscellanea.
Harvard subject headings:
Ivanovskai︠a︡ oblastʹ (Russia)--History.
Revolutionaries--Russia (Federation)--Ivanovskai︠a︡ oblastʹ.
Princeton subject headings:
Soviet Union--History--Revolution, 1917-1921--Miscellanea.