The Prince Stanislaus J. Bielski Papers, 1908-1979, are comprised of legal and personal documents, including letters and genealogical records, primarily referencing litigation between Prince Stanislaus J. Bielski and his wife, Jeannine Bielski De Ayala. Also included are photographs of Bielski, his family, and friends.

The Pacific Engineering and Production Company of Nevada (PEPCON) Disaster Collection of News Articles (1988-1992) consists of articles from Las Vegas and other state and regional newspapers about the PEPCON plant explosion that took place in May of 1988. Also included are United Press International press releases from October to December, 1988.

The University of Nevada, Las Vegas Phi Lambda Alpha Records (1968-1984) include memorabilia documenting and describing the organization's activities and procedural operations.

The Las Vegas Convention and Visitor Authority Records (1973-2007) contain memorandums written by Rossi Rallenkotter, the Vice President of the Authority's marketing division to Las Vegas hotel sales and travel directors. The memorandums provide monthly visitor statistics. The collection also includes information on riverboat gambling legislation and the capacities of function/meeting rooms in various Las Vegas hotels. Also included are LVCVA marketing plans and bulletins.

Carol Terry's "Germans in Las Vegas" Oral History Project (2007) contain the oral histories conducted by Terry while researching for a chapter on Germans in Las Vegas, Nevada for The Peoples of Las Vegas book. Terry interviewed over 60 individuals and the collection contains the printed transcripts and audiocassettes from each interview.

The Ernest Mitchell Pratt Photographs (approximately 1932-1936) consist of black-and-white photographic prints, signed and unsigned, taken by Pratt while Hoover Dam was under construction. Many prints are signed and mounted, and two are noted as award-winning photographs shown at the Annual International Salon of Camera Pictorialists in Los Angeles, California. There are additional working prints included alongside the final prints for most of the scenes. Also included in the collection is one small photograph of Pratt. This collection was formerly known as the Price Photograph Collection.

The Paul May Photograph Collection (1969) consists of black-and-white and color photographic prints. The images primarily depict Nevada Assemblyman Paul May alongside Nevadan senators and congressmen, including Senator Paul Laxalt. Other images are portraits of May.