The collection comprises the papers of Asher Harer, a member of the Socialist Workers Party and Socialist Action, as well as a trade unionist and anti-Vietnam War activist. It includes correspondence, photographs, reports, resolutions, minutes, notes, study guides, flyers, newsletters, leaflets, newspapers and newspaper clippings, and scrapbooks.

The collection contains the papers of Meryl and Manny Sunshine, socialist activists who were members of the Freedom Socialist Party, Radical Women, the Committee for a Revolutionary Socialist Party, the Peace and Freedom Party, and other organizations. It includes subject files, convention and conference materials, leaflets, photographs, bulletins, reports, memoranda, press releases, minutes, publications, election materials, and draft proposals.

The Rod Holt subject file collection, 1959-1997, bulk 1987-1998, contains files on various political and scientific subjects that were created and maintained by Rod Holt, who was Apple employee #5 as well as a socialist, political activist, and the founder of the Holt Labor Library in San Francisco, California. It contains newspaper clippings and photocopies, correspondence, notes, flyers, leaflets, notices, one audiocassette, one floppy disk, and other materials.

This collection contains the personal and professional papers of Marjorie and Paul Colvin, members of the Socialist Workers Party and political activists who protested against the Vietnam war and other U.S. interventions during the 1960's and 1970's. It includes meeting notes, flyers, correspondence, and newspaper clippings related to the various organizations and movements they were involved with.