The Ed W. Clark Photograph Collection contains photographs that depict politicians and businesspeople in Southern Nevada from 1900 to 1975. The photographs depict several Democratic Party members, including U.S. Senators Pat McCarran and Berkeley Bunker, Nevada Assemblyman Harry Edward "Hap" Hazard, and Nevada Governor Edward P. Carville. The photographs also depict political events, including the planting of a tree in the courthouse park of Las Vegas, Nevada, and a parade on Fremont Street in Las Vegas.

The Nevada Federation of Women's Clubs (NFWC) Records date from 1907 until 1999 and document the administration, activities, and publications of the NFWC. During the twentieth century, the NFWC included member clubs from throughout the state of Nevada including the Mesquite Club in Las Vegas, the Reno Women's Civic Club, and the Lamoille Women's Club. The collection includes meeting minutes and agendas, correspondence, publications, reports, and newspaper clippings.

The Ralph Denton Legal Papers (1950-1993) consist of case files and legal briefs of civil rights attorney Ralph Denton. The cases largely involve civil rights issues and property claims in Las Vegas, Nevada. The files include cases representing individuals as well as companies such as Henderson Telephone Company, Lephrechaun Mining Company, and the Jockey Club Casino.