The collection consists of miscellaneous materials pertaining to the history and development of the Kings River, California, and the construction of the Kings River Project.

This collection contains magazines, fliers, newspapers, pamphlets, and other material on Latin America. Primarily contains material on literature, sociology, politics and other topics concerning the political reformations and revolutions in Latin America.

This collection contains magazines, newspaper clippings, pamphlets, articles, flyers and other material on Douglas Menville, who is a prominent science fiction editor, writer, and novelist. Mostly contains trade magazines and other articles on cinema, art, and television during the 1970s.

This collection contains fliers, pamphlets, and other material regarding Native American Student Programs (NASP) at the University of California, Riverside which serves students of Native American descent and heritage. Primarily contains information about NASP related events.

This collection contains articles, pamphlets, newsletters, reports, and other material on Republican National Committee campaign efforts during the 1960s. Materials in the collection consist mainly of information on candidates, policies, and other topics relevant to elections.

This collection contains invitations, pamphlets, newspaper clippings, photographs, and other material regarding Tomás Rivera, chancellor of the University of California, Riverside from 1979 until 1984. Mostly contains information events, such as “Tomás and the Library Lady”.

The collection contains advertising pamphlets, reports, festival programs, photographs, and other material related to the City and County of Riverside, California, from the mid 1800s to the early 2010s.

The collection consists of operational documents, pamphlets, reports, and other materials produced and collected by the Riverside Coalition for Police Accountability (RCPA), a grassroots organization dedicated to improving relations between the Riverside Police Department and the local community by advocating for public oversight and review of police policies, procedures, and actions.

This collection contains pamphlets and textual materials regarding public utility companies in Southern California and includes information on the electrical workers' strike of 1953.

This collection consists of documents, programs, and fliers from conferences and events on turfgrass management held mostly in California in the 1950s and early 1960s.