Title: Dei︠a︡telʹnostʹ partii bolʹshevikov sredi shirokikh mass
Subjects: Communists, Politics and government, Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡, Communist Propaganda, Political activity, History