The collection contains drawings, photographs, and posters featuring costumes designed by José Luis Viñas, a Spanish costume designer active in Las Vegas, Nevada, from 1960 to 2000. Viñas is best known for his costume designs for Vive les Girls (1962-1975) and Casino de Paris (1963-1982), both long-running shows at the Dunes Hotel and Casino, as well as for Siegfried and Roy's show at the Frontier Hotel in the mid-1980s. Viñas also did some costume designs for an unidentified show in Sun City, South Africa in the late 1970s and later a show called Circus Cabaret at the Lady Luck Casino Hotel in Downtown Las Vegas.

The Mollie Gregory Collection of Oral Histories contains audio interviews and brief transcripts that focus on welfare, family, and women's issues in Nevada from 1970 to 1974. Gregory interviewed Nevada residents including Maya Miller, Ruby Duncan, and Mary Wesley, who described their lives during the anti-poverty and women's rights campaigns in the early 1970s. The collection documents views on welfare; the Equal Rights Amendment; race, discrimination, and civil rights; and political campaigns.

The Julius Jensen Professional Papers (1630-1979) consist of medical research notes, medical journal reprints, manuscript and article drafts, professional and personal correspondence, business and financial records, investment information, travel information, photographic prints, art prints, and collectible books and magazines.

The J. A. Tiberti Construction Records include material documenting construction work performed throughout Las Vegas, Nevada between 1950 and 2011 including bid packages, specifications, contracts, correspondence, company records, legal documents, and architectural plans.

The David Bruce Dill Papers (1949-1982) consist of awards, certificates, and photographic prints related to David Bruce Dill's physiological research. The papers also contain publications of Dill's work with the Laboratory of Environmental Patho-Physiology as part of the Desert Research Institute in Boulder City, Nevada as well as publications of Dill's research published in physiology-related scientific journals. The photographs were gifts to Dill for his studies on heat, altitude, and fatigue and the certificates and awards commemorate his work in the field of sports medicine.