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 Maurine and Fred Wilson Papers (1888-1991) contain family papers and the historical research of Fred Wilson. It includes correspondence between Maurine and Fred Wilson, as well as Maurine Wilson’s diaries, calendars, and materials related to her career as a music teacher. The collection also contains Fred Wilson’s research files about the history of Southern Nevada as well as the First Methodist Church in Las Vegas, Nevada.

The Dennis McBride LGBTQ Poster and Sign Collection (1977-2018) contains posters and signs created by the Las Vegas, Nevada Lesbian, Gay, Bisexual, Transgender, and Queer/Questioning (LGBTQ) community, collected by historian Dennis McBride. These handmade and commercially printed signs cover events of particular interest to the Las Vegas, Nevada LGBTQ community, including social events, entertainment venues, political rallies, and Gay Pride events.

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 Fred and Maurine Wilson Photograph Collection depicts the Wilson Family, events, and locations in Las Vegas, Nevada and the Southwestern United States from approximately 1860 to 1990. The photographs primarily depict early Las Vegas, including the Mormon Fort and Kiel Ranch; mines, towns, and railroads in Southern Nevada; the construction and planning of the Hoover (Boulder) Dam on the Colorado River; and the Wilson Family. The photographs also include prominent Las Vegas families such as the Park Family, aerial photographs of the city, landmarks on Fremont Street and downtown Las Vegas, and desert landscapes.