The Richard B. Taylor Papers (1920-1993) document Richard Taylor's career and interests as a longtime Las Vegas, Nevada businessman and local historian, including his work as an executive at the Hacienda Hotel and Casino. The materials also include maps, development plans, and local publications for the Nevada communities of Laughlin and Mount Charleston, as well as publicity and promotional materials for these projects. As an amateur historian, Taylor also collected information on Las Vegas, Laughlin, and Mount Charleston.

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 Bob Stupak Professional Papers (approximately 1900 to 2007) primarily documents the career of Las Vegas, Nevada casino owner, Bob Stupak. The materials in the collection include the planning of two resorts in Las Vegas, Nevada created by Bob Stupak: Vegas World and the Stratosphere. The collection also includes planning materials for the Titanic Las Vegas, an unbuilt resort envisioned by Stupak. Planning and promotional materials for Stupak's resorts including photographs, memorabilia, audiovisual materials, advertising mockups, and architectural drawings. The collection includes several scrapbooks and photographs of Stupak and his wife Sandy at events around Las Vegas. The materials also document Stupak's political campaigns running for mayor of Las Vegas in 1983 and 1987 and lieutenant governor of Nevada in 2006.

The Elizabeth von Till and Claude N. Warren Professional Papers (1916-2021) are comprised of the personal and professional papers of anthropologist Claude N. Warren and historical preservationist Elizabth von Till Warren. The materials in this collection primarily consist of research files, maps, and drawings on various archaeological and historical preservation projects in southern Nevada of which they both were involved. This collection includes field notes and surveys from archaeological projects such as the Old Las Vegas Mormon Fort and the Las Vegas Springs Preserve. Records on von Till Warren's involvement with the Old Spanish Trail Association, Southern Nevada Historical Society, and historic preservation work around southern Nevada are represented. Also included are Robert H. Crabtree's archaeological research files, a colleague of Claude Warren who bequeathed his professional files to him upon his death.