Marx & Engels
1844: Condition of the Working Class in England, Engels (librivox)
1847: Wage Labour and Capital
1848: The Communist Manifesto
1867: Capital, Volume One
1880: Socialism: Utopian & Scientific, Engels (librivox)
Lenin
1905: Two Tactics of Social-Democracy in the Democratic Revolution
Trotsky
1918: From October to Brest-Litovsk
Mao
1937: Combat Liberalism
1963: Where Do Correct Ideas Come From?
History
1917: Timeline of the Russian Revolution (Part 1 | Part 2)
1966-1970: A History of the Black Panther Party
Vladimir Ilyich Lenin: Speeches on
Gramophone Records
Nadezhda Konstantinovna Krupskaya speaking in 1937
Ernesto Che Guevara
audio archive