| Cornelius J. Yaklin Papers |
| Richard Zweiback Papers |
| John L. Lewis Papers |
| Edward Levinson Papers |
| Madeleine M. Leininger Papers |
| W. Jett Lauck Papers |
| Labor's Non-Partisan League Records |
| Frank LaBita Papers |
| Wayne State University Kresge-Hooker Science Library Associates Records |
| Joseph J. Kowalski Papers |
| Matt Kobe Papers |
| Dr. Shmarya Kleinman Papers |
| Harvey Kitzman Papers |
| L. K. Kirk Papers |
| William Kircher Papers |
| Charles F. Kincaid Papers |
| Kenosha Labor Records |
| Casper P. Kenny Papers |
| Robert Kanter Papers |
| Jack Kadish Papers |
| Joint Committee on Library Service to Labor Groups Records |
| Robert and Margaret Johnston Papers |
| Edgar G. Johnston Papers |
| Newman Jeffrey Papers |
| Joseph Jablonower Papers |
| IWW San Francisco Bay Area Branch Records |
| IWW Minneapolis Branch Records |
| IWW Detroit/Ann Arbor Branch Records |
| Irving Bluestone: Weirton Steel Corporation Papers |
| Irving Bluestone: UAW New Directions Movement Papers |
