The Tomiyasu Family Photograph Collection (approximately 1908 to 1991) consists of black-and-white photographic prints of the Tomiyasu family and their farming business in southern Nevada.

The Tobias Mattstedt Menu Collection (approximately 1990-2009) is comprised of menus documenting the restaurant industry in Las Vegas, Nevada, the United States, and internationally. The menus include restaurants located in Las Vegas casinos, most notably the MGM Grand, located in Las Vegas. Included in the MGM Grand menus are restaurants such as the Pearl, Tabu Ultra Lounge, and the Grand Wok and Sushi Bar. The collection also documents menus collected by Mattstedt that are not affiliated with the MGM Corporation. These include menus located in the United States, especially Hawaii, including menus from the restaurants Olio!, Nob Hill, Diego's, and Sea Blue. The collection also includes international menus with a focus on Asian countries. The material provides insight into menu design, food culture, and the Las Vegas service industry.

The Union Pacific Railroad Collection (1828-1986) is comprised of the original corporate records of the Union Pacific Railroad's operations in Southern Nevada, Utah, and Southern California, particularly focusing on Las Vegas and Los Angeles. The collection documents the purchase of Stewart ranch and the construction of the original depot and town which became modern Las Vegas. The collection also contains the records of the Las Vegas Land & Water Company (LVL&W), a subsidiary of the railroad formed in 1905 to handle the railroad's land transactions. The collection contains office files, correspondence, reports, leases, various legal, governmental and financial document, the collection contains large and small format maps, architectural and engineering drawings, published technical reports, railroad operational manuals, bound legal briefs, ledgers, and payroll and receipt books. The collection also includes the personal files of Walter Bracken, the Union Pacific's special representative in Nevada and vice president of the Las Vegas Land and Water Company, and a paper index of the collection materials.

Victor Kunkel Collection of Artifacts (1964-1971) consists of the following items: dice sets from Las Vegas hotels; Clark County deputy badges; and a coin and currency collection from all over the world.

The Neon in Nevada Photograph Collection contains black-and-white and color photographic slides of neon signs from cities and towns in Nevada dating from 1913 to 1989. The collection includes slides from Las Vegas, Reno, Boulder City, Laughlin, Henderson, Lovelock, Winnemucca, Elko, Wells, McGill, Ely, Eureka, Austin, Hawthorne, and Carson City. The collection also includes slides from the Young Electric Sign Company (YESCO) that depict the "sign graveyard" in Las Vegas, Nevada of broken and retired neon signs.

The May Bradford Photograph Collection (1870-1976) consists primarily of black-and-white photographs depicting Bradford's life including her time in Tonopah, Nevada. The collection also includes images of her early life and her family in Missouri. Other photographs document her son as an infant, as well as the family's time spent living abroad.

The Siegfried and Roy Memorabilia Collection (1990-2000) consists of books, magazines, programs, and visual recordings from the shows of Las Vegas, Nevada entertainers Siegfried and Roy. Several of the books and magazines in the collection have been autographed by Siegfried and Roy.