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 Robert Beckmann Professional Papers (approximately 1964-2020) include photographs, sketches, plans, and proposals for murals and art installations that Beckmann designed or painted in the Las Vegas, Nevada area. The collection also includes correspondence, awards, and promotional materials for art exhibitions featuring Beckmann and other artists.

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 Flora Dungan Photographs contain photographs of Nevada politician and activist Flora Dungan from 1950 to 1973. Materials include portraits of Dungan, photographs of Dungan at public events, and a photograph of Dungan with the Nevada Board of Regents. Materials also include three photographs of U.S. President John F. Kennedy, U.S. Senator Howard Cannon, and Nevada Senator Alan Bible.

The Ray Cutright Collection of Winthrop A. Davis Photographs (approximately 1929-1939) consists of black-and-white photographic prints with some corresponding negatives and slides of the construction of Hoover Dam and the geographic terrain of southern Nevada during the early 1930s. Included are photographs of the geographic area around the dam site, Black Canyon, and Boulder City, Nevada. Photographs depict the construction of facilities and roads needed for the project.

The Beckley Family Photograph Collection (approximately 1891-1982) consists of black-and-white photographic prints and negatives and color photographic slides. The images depict the Beckley family, their businesses in southern Nevada, and Las Vegas, Nevada as the city developed during the first half of the twentieth century. Also included are images of airplanes at the first Las Vegas airport Anderson Field, later renamed Rockwell Field in 1925, Fremont Street in Las Vegas, and postcards of mining towns across southern Nevada.

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.