Title: K 80-letii︠u︡ sozdanii︠a︡ leninskoĭ partii
Subjects: Sources, Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡, Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za, History