The Larry L. Hezzelwood Collection (1953-1954) contains correspondence pertaining to the creation of a titanium processing plant in Boulder City, Nevada as part of the Aero Metals Corporation of Las Vegas, Nevada. Larry L. Hezzelwood served as secretary and treasurer of the Aero Metal Coporation.

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 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 D. C. Frazer Photograph Collection (approximately 1970-1979) consists of six black-and-white photographs of various Tonopah & Tidewater Railroad workers, engine cars, and the repair shop located in Ludlow, California from approximately the 1910s through the 1930s. All photographs are reproductions.

The C. C. (Clio Cline) Mobley Photograph Collection (approximately 1911 to 1917) consists of sixteen black-and-white photographic prints with corresponding photographic negatives. The images depict the Las Vegas, Nevada Ranch while the Mobley family leased it from the Union Pacific Railroad during the period. The photographs depict the home, swimming pool, the Old Las Vegas Mormon Fort, and orchards and streams on the property.

The Stonewall Park Collection (1983-1987) documents the Stonewall Park project, an unrealized gay community in Nevada. Material includes news clippings and ephemera, as well as financial records and ancillary documents detailing bankruptcies and litigation associated with the Stonewall Park project. Much of this material is photocopied from MS 1990-15 (Fred Schoonmaker Papers), held at the Museum of GLBT History in San Francisco, CA.

The K. O. Knudson Photographs (approximately 1920-1969) depict the Las Vegas Grammar School and service, fraternal, and veterans organizations gathered by retired Las Vegas, Nevada school administrator and World War I veteran K. O. Knudson (also known as K. Oscar Knudson). The collection includes images of Knudson, Las Vegas Masonic Lodge members, American Legion members, and school dances. The photographs primarily feature Las Vegas, Nevada.