| Call number | Item |
| H | Social Sciences (Go to start of category) |
| HX | Socialism, Communism, Utopias, Anarchism (Go to start of category) |
| HX87 .G65 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) Change the World! (New York: International Publishers, c1936), by Michael Gold (multiple formats at archive.org) |
| HX87 .K62 | A Business Man Looks at Communism (ca. 1960), by Fred C. Koch (page images at Preservica) |
| HX87 .K62 1961 | A Business Man Looks at Communism (eighth edition, 1961), by Fred C. Koch (page images at HathiTrust; US access only) |
| HX87 .L48 1912 | Proletarian and Petit-Bourgeois, by Austin Lewis (page images at HathiTrust) |
| HX87 .O58 | Labor and the Next War: A Study of American Imperialism and its Effect Upon the Workers (Chicago: Socialist Party of the United States, ca. 1922), by James Oneal |
| HX87 .W43 1934 | Communism and the Social Order (New York: Communist League of Struggle, 1934), by Albert Weisbord (HTML at weisbord.org) |
| HX89 | The Farmer-Labor United Front (Chicago: Workers Party of America, ca. 1924), by Charles E. Ruthenberg |
| HX89 | Platform and Constitution of the Socialistic Labor Party, Adopted by the National Convention, Held at Baltimore, Md, Dec. 26-28, 1883, by Socialistic Labor Party (U.S.) (multiple formats at archive.org) |
| HX89 | The Red Book for Education and Organization (ca. 1913), by Ira C. Tilton (multiple formats at archive.org) |
| HX89 | Report of the Proceedings of the National Convention of the Socialistic Labor Party, by Socialistic Labor Party (U.S.) (partial serial archives) |
| HX89 .A2 | The American Socialist (Chicago-based newspaper, 1914-1917), by Socialist Party (U.S.) (partial serial archives) |
| HX89 .A2 P3 | The Party Builder, by Socialist Party (U.S.) (partial serial archives) |
| HX89 .A4 1946 | Investigation of Un-American Propaganda Activities in the United States: Louis F. Budenz (Washington: GPO, 1946), by United States House Committee on Un-American Activities, contrib. by Louis F. Budenz (multiple formats at archive.org) |
| HX89 .A4 1948 | Report on the Communist Party of the United States as an Advocate of Overthrow of Government by Force and Violence (1948), by United States House Committee on Un-American Activities (multiple formats at archive.org) |
| HX89 .A4 1949 | 100 Things You Should Know About Communism Series (1949), by United States House Committee on Un-American Activities (multiple formats at archive.org) |
| HX89 .A4 1950 | Report on the National Committee to Defeat the Mundt Bill, a Communist Lobby (1950), by United States House Committee on Un-American Activities (multiple formats at archive.org) |
| HX89 .A4 1951 | Guide to Subversive Organizations and Publications (and Appendix) (1951 edition), by United States House Committee on Un-American Activities (multiple formats at archive.org) |
| HX89 .A4 1953 | Organized Communism in the United States (1954), by United States House Committee on Un-American Activities (multiple formats at archive.org) |
| HX89 .A4 1957 | Guide to Subversive Organizations and Publications (and appendix) (1957 edition), by United States House Committee on Un-American Activities (multiple formats at archive.org) |
| HX89 .A4 1961 | Guide to Subversive Organizations and Publications (and Appendixes) (1961 edition), by United States House Committee on Un-American Activities (multiple formats at archive.org) |
| HX89 .A53 1958 | Report of American Bar Association Special Committee on Communist Tactics, Strategy, and Objectives (Belmont, MA: American Opinion, ca. 1958), by American Bar Association Special Committee on Communist Tactics, Strategy and Objectives (multiple formats at archive.org) |
| HX89 .A53 1959 | Communist Tactics, Strategy, Objectives: Report of the American Bar Association Special Committee (New Rochelle, NY: America's Future, ca. 1959), by American Bar Association Special Committee on Communist Tactics, Strategy and Objectives (multiple formats at archive.org) |
| HX89 .A64 | Toward an American Revolutionary Labor Movement: Statement of Programmatic Orientation (New York: Provisional Organizing Committee of the American Workers Party, 1934), by American Workers Party |
| HX89 .A642 | Toward an American Revolutionary Labor Movement: Draft Program of the American Workers Party (second and revised edition. 1934), by American Workers Party (PDF at flvc.org) |
| HX89 .B57 | Fifteen Years of the Communist Party (New York: Workers Library Publishers, 1934), by Alex Bittelman |