Title: Organizat︠s︡ionnoe ukreplenie RSDRP(b) - avangarda rabochego klassa v Velikoĭ Okti︠a︡brʹskoĭ sot︠s︡ialisticheskoĭ revoli︠u︡t︠s︡ii
Subjects: History, Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡
Places: Russia (Federation)