| Detroit Federation of Community Councils Records |
| Detroit Education Association Records |
| Detroit Economic Development Corporation Records |
| Detroit Committee To End The War In Vietnam Records |
| Detroit Allied Printing Trades Council Records |
| Democratic Socialists of America Records |
| Walter Day Papers |
| Sol A. Dann Papers |
| Edward Cushman Papers |
| Gloster Current Papers |
| Jack Crosby Papers |
| Harold Cranefield Papers |
| Roger Craig Papers |
| James G. Couser Papers |
| Leon Cousens Papers |
| Edward Cote Papers |
| Frank Cormier and William Eaton Papers |
| William Copeland Papers |
| Elmer Cope Papers |
| Stanley Cook Papers |
| Alexander Cook Papers |
| Concerned Unionists Records |
| Commonwealth College Records |
| Committee for National Health Insurance Records |
| Columbia Typographical Union No. 101 Records |
| Virgil Collins Papers |
| John Cole Papers |
| Ronald Cohen Papers |
| David Cohen Papers |
| Kenneth V. and Sheila M. Cockrel Papers |
