Columbia subject headings:
Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡.
Russia--Politics and government--1894-1917.
Russians--Political activity--Foreign countries.
Working class--Political activity--Russia.
Harvard subject headings:
Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡.
Russia--Politics and government--1894-1917.
Russians--Foreign countries--Political activity.
Working class--Russia--Political activity.
Princeton subject headings: