Title: Perepiska V.I. Lenina i rukovodimykh im uchrezhdeniĭ RSDRP s partiĭnymi organizat︠s︡ii︠a︡mi 1903-1905 gg
Subjects: Sources, History, Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡