Title: Kharʹkov i Kharʹkovskai︠a︡ gubernii︠a︡ v Velikoĭ Okti︠a︡brʹskoĭ sot︠s︡ialisticheskoĭ revoli︠u︡t︠s︡ii
Subjects: Sources, History
Places: Kharkivsʹka oblastʹ (Ukraine)
Time periods: Revolution, 1917-1921