The Raymond Germain Professional Papers (approximately 1960 to 1970) contain material and photographs related to California Post Offices.

The Rich Rizzo Professional Papers (approximately 1960-2022) are comprised largely of photographs documenting the life of Las Vegas, Nevada dancer and choreographer Rich Rizzo in shows such as Jubilee! and Lido de Paris in Las Vegas and in Paris, France. The photographs show rehearsal and performances, Rizzo with his partner and fellow choreographer Winston Helmsley, dancers and showgirls, Donn Arden, and Miss Bluebell. Other types of material include business and personal correspondence, contracts, production prospectives and set designs, show programs, and costume design photographs.

The Central Credit, Inc. Records (1956-1987) contain meeting minutes, employee records, business ledgers, newspaper clippings, membership applications, photographs, and reports. Also included are incorporation papers, a Code of Ethics, Credit Law, Tod Early's personal calendars/diaries, and audiovisual materials. Central Credit, Inc. had branches in Reno, Las Vegas, and Lake Tahoe, Nevada, and also in London.

The Kane Springs Ranch Records (1930-2005) contain materials related to the Kane Springs Ranch in Meadow Valley Wash outside of Moapa, Nevada. The collection primarily focuses on the property itself, but also contains a genealogy of the Huntsman family, the ranch's first owners. Records include deeds and materials from the sale of the Kane Springs Ranch to the Bureau of Land Management in 2005. The bulk of the collection documents how the Bradley Stuart family used its resources from 1952 to 2003. These materials are related to water usage on the property and a rock and sand mining operation.

The George Kelly Ryan Photograph Collection (1929) depicts waterways in Southern Nevada and Northern Arizona. The collection consists of eight photographic prints and two photographic negatives depicting Saint Thomas, Black Canyon, Boulder Canyon, and the Colorado River.