| Call number | Item |
| H | Social Sciences (Go to start of category) |
| HX | Socialism, Communism, Utopias, Anarchism (Go to start of category) |
| HX84 .C3 .G48 1943 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) Pete Cacchione: His Record (New York: Workers Library Publishers, 1943), by Simon W. Gerson (multiple formats at archive.org) |
| HX84 .D3 C3 | The Debs Centennial (Pioneer Pocket Library #5; New York: Pioneer Publishers, 1956), by James Patrick Cannon |
| HX84 .D3 C6 | Eugene Debs: A Man Unafraid (New York: Greenberg, c1930), by McAlister Coleman (page images at HathiTrust) |
| HX84.D3 N4 1919 | The Debs Decision (New York: Rand School of Social Science, 1919), by Scott Nearing (Gutenberg text and page images) |
| HX84 .D4 J6 1923 | Daniel De Leon, American Socialist Pathfinder (New York: New York Labor News Co., 1923), by Olive M. Johnson |
| HX84 .D5D3 | Daniel De Leon: The Man and His Work (1919), by Socialist Labor Party |
| HX84 .D5 P373 1926 | Daniel De Leon: From Reform to Revolution, 1886-1936 (New York: New York Labor News Co., 1937), by Arnold Petersen (multiple formats at archive.org) |
| HX84 .D5 P374 | Daniel De Leon, Internationalist (New York: New York Labor News Co., 1948), by Arnold Petersen (multiple formats at archive.org) |
| HX84 .D5 P4 | De Leon, the Uncompromising (New York: New York Labor News Co., 1939), by Arnold Petersen (multiple formats at archive.org) |
| HX84.D6 A3 | School of Darkness (1954), by Bella Visono Dodd (HTML at cogia.net) |
| HX84 .F3 A3 1957 | The Naked God: The Writer and the Communist Party (New York: F. A. Praeger, 1957), by Howard Fast (page images at HathiTrust) |
| HX84 .F6 P4 1932 | W. Z. Foster: Renegade or Spy? (with appendices; New York: New York Labor News Co., 1932), by Arnold Petersen (PDF at flvc.org) |
| HX84 .F6 P4 1945 | W. Z. Foster: Renegade or Spy? (with appendices; New York: New York Labor News Co., 1945), by Arnold Petersen (multiple formats at archive.org) |
| HX84 .H34 S28 2020 | Minnesota, Moscow, Manhattan: Gus Hall's Life and Political Line Until the Late 1960s (Commentationes Scientiarum Socialium #79; Helsinki: Finnish Society of Sciences and Letters, 2020), by Tuomas Savonen (PDF at scientiarum.fi) |
| HX84 .I7 A3 | From the Bottom Up: The Life Story of Alexander Irvine (New York: Doubleday, Page and Co., 1910), by Alexander Irvine |
| HX84.K57 M46 1994 | In Memoriam, Richard S. Fraser: An Appreciation and Selection of His Work (second printing, 1994), contrib. by Richard Kirk (HTML at marxists.org) |
| HX84 .L4 L4 | Crusaders, by Meridel Le Sueur (multiple formats with commentary at loc.gov) |
| HX84 .M28 C37 1923 | Mary Marcy (ca. 1923), by Jack Carney, illust. by Wharton Esherick (page images at HathiTrust; US access only) |
| HX84 .R4 S8 | John Reed: Under the Kremlin (Chicago: Printed by Will Ransom for the Walden Book Shop, 1922), by Lincoln Steffens, contrib. by Clarence Darrow |
| HX84 .R6 A4 | Supreme Court of the United States, October Term, 1951, No. 111: Julius Rosenberg and Ethel Rosenberg, Petitioners, vs. the United States of America; No. 112: Morton Sobell, Petitioner, vs. the United States of America: Petitions for Writs of Certiorari and Exhibit Thereto, Filed June 7, 1952 (transcript of record, including records of trial and appeals; 2 volumes in 8; ca. 1960) (page images at HathiTrust; US access only) |
| HX84 .R8 | The Day Is Coming: Life and Work of Charles E. Ruthenberg, 1882-1927 (New York: International Publishers, c1957), by Oakley C. Johnson (multiple formats at archive.org) |
| HX84 .R8 | Ruthenberg, Communist Fighter and Leader (New York: Workers Library Publishers, ca. 1927), by Jay Lovestone, contrib. by Charles E. Ruthenberg (PDF (other formats may be illegible) at archive.org) |
| HX84 .R9 | A Communist Trial: Extracts From the Testimony of C.E. Ruthenberg, and Closing Address to the Jury by Isaac E. Ferguson (New York: National Defense Committee, ca. 1921), contrib. by Charles E. Ruthenberg and Isaac Edward Ferguson (multiple formats at archive.org) |
| HX84 .S35 U5 | A Communist in a "Workers' Paradise": John Santo's Own Story (1963), by United States House Committee on Un-American Activities and John Santo (multiple formats at archive.org) |
| HX84 .T47 A4 1932 | Why I Am a Socialist (ca. 1932), by Norman Thomas (multiple formats at archive.org) |