The Pacifica Hotel Collection (1981-1985) contains newspaper clippings, correspondence, and contracts on the Pacifica Hotel, the first resort geared specifically towards the LGBTQIA+ community in Las Vegas, Nevada. The collection also includes one optical disc with a compilation of Las Vegas television news stories from the summer of 1985 about the Pacifica Hotel project.

The Kendall Stagg Collection (1998-2000) consists of material documenting Kendall Stagg’s political races in northern Nevada and also details gay activism in Reno. The collection consists of Stagg campaign materials, a t-shirt from one of his campaigns, and documents pertaining to the Gay, Lesbian, and Bisexual Student Union at the University of Nevada, Reno and Gay Pride parade organizing in Reno.

The Sandstone Ranch Collection is comprised of bank statements, letters, correspondence, and photographs relating to the Wilson family from 1907 to 1941. The collection includes information about the financial aspect of the Wilson Ranch, later renamed the Sandstone Ranch, located outside of Las Vegas, Nevada. The collection also includes information about the personal lives of those working on the including contracts about grazing cattle, selling cattle, and appropriation of water.

The George Petri Collection (approximately 1977-2010) contains food and beverage management manuals and employee instructional documentation from various resorts in Las Vegas, Nevada including Empress Casino, Harrah's Entertainment, Luxor, and Station Casinos. The materials were collected by George Petri, who was a Maître d'hôtel at the Regency Room restaurant at the Sands Hotel and Casino and also worked at other resorts in Las Vegas. Materials also include artifacts such as silver plated dinnerware from the Regency Room and various menus and memorabilia from the Sands Hotel over the years.

The Victor Kunkel Photograph Collection (approximately 1890-1943) consists of black-and-white photographic prints and negatives, dating primarily between 1940 and 1943. The majority of the images depict the construction of Basic Magnesium, Inc. (BMI), in Henderson, Nevada; the remaining images depict a variety of locations and events in Kunkel's birthplace, Winslow, Arizona.

The Tony Wuehle Collection documents the activities of freelance writer, college president, and poker expert Edwin "Tony" Wuehle of Michigan and Las Vegas, Nevada, between the years of 1950 to 2007. The collection consists of copies of Wuehle's regular columns, newsletters, and special articles as they were published in various journals and newspapers, especially those related to poker, the International Home and Private Poker Player's Association (IH3PA), education administration, and religious concerns.

The Horse Racing Collection (1927-1979) contains brochures, handicapping information, programs, and articles written by Harry McCalla related to horse racing. There are also advertisements and clippings from racing forms. This material covers various venues in the United States.