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 Harold Stocker Photographs depict Harold Stocker and his family from 1850 to 1980. Materials include photographs of Harold Stocker, his parents, his siblings, and his extended family. Materials also include photographs of Harold Stocker's business interests such as the Northern Club in Las Vegas, Nevada, the Nevada Silica Sand Company in Overton, Nevada, and the Chief Hotel Court on Fremont Street in Las Vegas, Nevada. The collection also contains photographs of Stocker participating in Republican Party events in Nevada.

Collection is comprised of correspondence, speeches, essays, meeting minutes, photographs, research materials, publications, press clippings, awards, and event programs (1941-2011) that document the life of Henry Schuster, and his work with his wife Anita. Materials are mainly related to the Holocaust and to Holocaust memory and survivor organizations (especially the Holocaust Survivor's Group of Southern Nevada, which the couple founded, and L’Œuvre de Secours aux Enfants). Genealogical information is also included, as well as records of Henry Schuster’s time in the U.S. Army and his studies at the Manhattan Technical Institute.

The collection contains materials (1967-1991) collected by Sheilagh Brooks predominantly during her time serving on various boards and committees under the Nevada Division of Historic Preservation and Archaeology. Materials include agendas, meeting minutes, correspondence, administrative reports, policies, budget plans, grant applications and guidelines for various federal and state departments. The collection also contains the applications of Nevada sites for the National Register of Historic Places.

The Harmon Family Photograph Collection contains black-and-white and color photographic prints, negatives, postcards, and slides of the Harmon family in Las Vegas and Boulder City, Nevada between approximately 1900 and 1983. Las Vegas photographs depict the Harmon family in their home, at a ranch, and at Las Vegas High School. Boulder City photographs include a wedding and a view of Black Canyon, Nevada. Lastly, the collection also includes photographs of the Harmon family with various people, including the Wengert family and Howard Cannon, at receptions, ceremonies, and posing in front of Las Vegas buildings.

The Martha C. Knack and Omer C. Stewart Research Papers on the Pyramid Lake Paiute Tribe contains materials collected by Stewart and Knack as research for their 1984 book, As Long as the River Shall Run: An Ethnohistory of Pyramid Lake Indian Reservation. The collection focuses on the Pyramid Lake Paiute Reservation in Northeastern Nevada from 1845 to 1975 and include letters, journal articles, legal documents, government documents, treatises, and records. All materials are photocopies of documents that date between approximately 1845 to 1980.

The collection is comprised of records of the San Pedro, Los Angeles & Salt Lake Railroad Company (1901-1976). The construction of this railroad led to the founding of Las Vegas, Nevada and the creation of the Empire Construction Company and Las Vegas Land and Water Company. The records document the company's operations and include correspondence and contracts relating to lots in the Las Vegas townsite, payments and accounts, invoices and other audit materials from 1905 to 1923. The collection also includes the records of the railroad agent at Arden Station, located ten miles south of the Las Vegas Station, which contain correspondence, ledgers, freight and way bills, shipping orders, and telegrams.