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.

The Tonopah Mining Company Records derive from the office of the company’s general manager in Tonopah, Nevada and consist of documents directly generated by its mining and milling operations from 1901 through 1941. The collection includes daily work reports, assay reports and certificates, employee time cards, invoices and receipts for mining equipment and supplies, monthly stores reports, and the company’s numerous insurance policies. Several of the company’s annual reports, including an original typescript copy of the 1907 annual report, are included in the collection. Additionally, select records from the company's subsidiary, Desert Power and Mill Company, as well as the Tonopah and Goldfield Railroad, which include overcharge claims, freight and repair bills, and delivery receipts are included in the collection.

The Bill Willard Photograph Collection depicts Las Vegas, Nevada, hotels and casinos in Las Vegas, the Las Vegas Valley, and Laughlin, Nevada from 1905 to 1919 and from 1940 to 1999. The photographs primarily depict hotels and casinos in Las Vegas, including the Sahara Hotel, Circus Circus Hotel and Casino, MGM Grand Las Vegas Hotel and Casino, Caesars Palace, Flamingo Hotel, and the Aladdin Hotel. The photographs also depict students at Nevada Southern University (predecessor of the University of Nevada, Las Vegas), the city of Las Vegas, industrial plants in Henderson and Apex, Nevada, and events in Laughlin, Nevada.

The Art Wolf Professional Papers (1988-2018) document the career of museum professional and consultant Art Wolf who specialized in supporting cultural heritage of indigenous communities, particularly in the Southwest and Las Vegas, Nevada. Materials document Wolf's work with the American Alliance of Museums (AAM) as a board member, in conference planning, and as a Study Leader for Smithsonian Associates Study Tours. Also included are materials that represent Wolf's involvement as an alumni of the Leadership Las Vegas program and director of the Nevada State Museum. The collection includes some ephemera and invitations to different events held in Las Vegas, Nevada that Wolf was invited to. The collection also includes examples of unsuccessful bids for consultancy jobs through WOLF Consulting and his files as a master's thesis adviser for the Museum Studies program at Harvard Extension School.