| Call number | Item |
| H | Social Sciences (Go to start of category) |
| HX | Socialism, Communism, Utopias, Anarchism (Go to start of category) |
| HX1 .W75 1921 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) The Workers' Council (10 issues; 1921) (full serial archives) |
| HX1 .Y55 | Young Socialist (1957-1970s) (partial serial archives) |
| HX1 .Y57 | Young Spartacus (partial serial archives) |
| HX1 .Y6 | Young Worker (partial serial archives) |
| HX3 | Fight Racism! Fight Imperialism!, by Revolutionary Communist Group (Great Britain) (partial serial archives) |
| HX3 | Internationalist Communist (partial serial archives) |
| HX3 | Liberation, by Communist Party of India (Marxist-Leninist) (partial serial archives) |
| HX3 | Permanent Revolution (1983-1994), by Workers Power Group (London, England) (full serial archives) |
| HX3 | The Starry Plough (An Camchéachta) (partial serial archives) |
| HX3 .A3 | African Communist (partial serial archives) |
| HX3 .A85 | Australian Marxist Review, by Communist Party of Australia (partial serial archives) |
| HX3 .C758 | The Communist Review (first 2 volumes freely readable online), by Communist Party of Great Britain (partial serial archives) |
| HX3 .I615 | International Socialism (partial serial archives) |
| HX3 .I69 | International Viewpoint (partial serial archives) |
| HX3 .I695 | Internationalist Notes (partial serial archives) |
| HX3 .M37 | Marxism Today (partial serial archives) |
| HX3 .N49 | New Socialist (Canadian magazine) (partial serial archives) |
| HX3 .R48 | Revolutionary History (partial serial archives) |
| HX3 .S68 | The Socialist Review (London: Independent Labour Party, 1908-1934) (partial serial archives) |
| HX3 .S758 | Socialist Review (Socialist Workers Party publication, 1978-) (partial serial archives) |
| HX3 .S76 | Socialist Standard (partial serial archives) |
| HX3 .T7 | To-Day (British socialist monthly, 1883-1889) (partial serial archives) |
| HX3 .W69 | A World to Win (UK based Marxist-Leninist-Maoist magazine, irregularly published since 1985) (partial serial archives) |
| HX6 .I615 | Die Internationale (reprint volume of 1920 German-language newspaper of the left wing of the Unabhängigen Sozial Demokratischen Partei Deutschlands, which eventually split off to join the Vereinigte Kommunistische Partei Deutschlands; US access only) (full serial archives) |
| HX6 .I618 | Die Internationale: Zeitschrift für Praxis und Theorie des Marxismus (reprint; in German; some early volumes readable online in the US only), contrib. by Rosa Luxemburg and Franz Mehring (partial serial archives) |