All Organizations
- Friendship House (Chicago, Ill.) (6)
- Leadership Council for Metropolitan Open Communities (6)
- Pullman Company (6)
- Roosevelt University (6)
- Welfare Council of Metropolitan Chicago (6)
- Wendell Phillips High School (6)
- Associated Negro Press (5)
- Brotherhood of Sleeping Car Porters (5)
- Chicago Commons Association (5)
- Chicago Daily News, Inc. (5)
- Chicago Freedom Movement (5)
- Chicago Urban League. (5)
- DuSable High School (5)
- Howard University (5)
- Independent Voters of Illinois (5)
- Michael Reese Hospital (5)
- National Association for the Advancement of Colored People. (NAACP) (5)
- Northwestern University (5)
- Provident Hospital. (Chicago, Ill.) (5)
- Republican Party (U.S. : 1854- ) (5)
- United Packinghouse Workers of America (5)
- United Steelworkers of America (5)
- University of Chicago. Dept. of Sociology (5)
- AFL-CIO (4)
- Alliance to End Repression (4)