The Albert S. Henderson Photograph Collection (1860s-1959) primarily contains black-and-white photographic prints of Albert S. Henderson and his family. Also included in the collection are photographic prints of Henderson during his tenure as a Nevada legislator and district judge. Other materials include postcards, negatives, and a tintype.

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 William Barak Collection (approximately 1962-1989) contains photographs of Barak and colleagues while working E.G. & G. at the Nevada Test Site and in Alaska from the NERVA (Nuclear Rocket) Division and the last two tests in Amchitka (Milrow and Cannikin). The collection also contains numerous government publications, manuals, and maps relating to Barak's work.

The Daly v Daly Collection documents materials produced for and as a result of the lawsuits between Suzanne Daly (formerly Tim Daly), a male-to-female transgender woman, and Nancy Toews Daly from 1980 to 2003. The collection primarily focuses on the motions filed with the Nevada District Courts and Nevada Supreme Court and transcripts of the divorce, the battle for parental rights, and an allegation of civil rights violations.

The Mint Hotel Photograph Collection consists of photographic prints and postcards from approximately 1960 to 1980. The collection includes photographs of the Mint’s “Behind the Scenes” tour during which guests experienced casino operations, and photographs and postcards of the hotel itself.

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.

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.