The Dorothy Keeler Papers (1811-1977) document early Las Vegas history, the life and career of former United States Mint director Eva Adams, and contain images of the Western United States and Southern Nevada in the 1930s. The collection contains clippings on the history of Las Vegas and early Las Vegas weddings as well as photographs documenting the Keelers' travels throughout the Western United States and the construction and dedication of Hoover Dam.

The Blue Diamond Mine Photograph Collection depicts operations at the Blue Diamond Mine from approximately 1950 to 1971. The photographs include images of heavy machinery, mining structures, and workers. The photographs also contain aerial views of Blue Diamond Mine and the surrounding landscape.

The Insignia Films Research for the "American Experience: Las Vegas - An Unconventional History" collection (1968, 2004-2005) contains photocopied research material, primarily drawn from Nevada newspapers, photographic prints, Betacam and VHS videotapes with interviews and footage used in the Public Broadcasting System (PBS) series "American Experience: Las Vegas - An Unconventional History," created for the Las Vegas Centennial, Las Vegas, Nevada. Also included are original issues of Look magazine with Las Vegas, Nevada coverage, and a United States Freedom of Information Act (USFOIA) report on Tony Spilotro.

The Credit Professionals of Las Vegas Records (1941-1999) include information about the organization and its two predecessors, the Credit Women's Club of Las Vegas, Nevada and the Credit Women's Breakfast Club of Las Vegas, Nevada. The collection includes scrapbooks, procedure manuals from the local and international division of the organization, awards received by the local division, and regional and local newsletters.

The Verna Mortensen Photograph Collection (approximately 1960-1679) is comprised of eight photographic prints that depict Fremont Street in Las Vegas, Nevada and ferries on the Colorado River in Nevada.