The Alex Shoofey Papers are comprised of records spanning 1967 to 1972 that primarily pertain to financial operations and policies for the International Hotel and Casino-Las Vegas Hilton and the Flamingo Hotel in Las Vegas, Nevada. The collection includes daily profit and loss reports, interdepartmental correspondence, staffing and operational policies and procedures, production reports, and Shoofey's personal correspondence. Collection materials are representative of business and financial records from Shoofey's tenure as president of both the International and Flamingo hotels and casinos.

The Nevada Test Site Oral History Project Records (approximately 1950-2008) consist of oral histories collected by University of Nevada, Las Vegas Department of History for the Nevada Test Site Oral History Project. The collection includes digital audio recordings of interviews, print and digital transcripts, and a small selection of digital video recordings. Some interviews have also been supplemented with photographs, letters, scientific articles, brochures, news clippings and ephemera about the Nevada Test Site.

The Reverend Donald M. Clark Papers (1953-1976) contain correspondence, meeting minutes, organizational plans, newspaper clippings, and personal memorabilia related Clark's work with the National Association for the Advancement of Colored People (NAACP) and the Economic Opportunity Board (EOB) in Las Vegas, Nevada.

The Harrah’s Entertainment Corporate Archives (dating from 1811 to 2004 with the bulk of the materials dating from 1940 to 2000) contain the promotional and corporate files of Harrah’s Entertainment Inc. and its predecessors, as well as Bill Harrah’s personal papers and card game collection. The materials were compiled and developed as a corporate archive by Harrah's Entertainment, Inc.’s Corporate Communications Department. The collection is primarily comprised of casino and employee periodicals, reports, manuals, promotional files, ephemera, and newspaper articles that document Bill Harrah’s casinos in Reno, Nevada and Lake Tahoe as well as Harrah’s Inc., Holiday Inns, Inc., Holiday Corporation, the Promus Companies, and Harrah’s Entertainment, Inc. Also included are photographs that document the construction of Harrah’s properties, business operations, the people who worked and performed at Harrah’s properties, and Bill Harrah’s automobile collection. The collection also contains Bill Harrah’s collection of playing cards and card games. Also included are photographs of the Harrah family.