The Bob Parker Photograph Collection consists of twenty-seven black-and-white photographic prints showcasing the construction of the Hoover Dam (Boulder Dam) from approximately 1930 to 1942.

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 Frank Williams Papers on Early Nevada (1892-1946) consists of manuscripts written for the most part by Frank Williams, an early resident of Southern Nevada. The collection includes Williams' autobiography as well as histories of Goodsprings, Potosi Mine, Mesquite Valley, and the Yellow Pine Mining districts. Finally, this collection contains reports and material reflecting Frank Williams' two terms as University Regent (1909-1912 and 1923-1942) at the University of Nevada, Reno, and his four terms in the Nevada State Assembly.

William M. Stewart Correspondence is primarily comprised of handwritten letters addressed to U.S. Senator William Morris Stewart, between 1854 and 1872. Many of the letters were written during his first term in office. Also included is one document about the reappointment of a postmaster of Sutro, Nevada, and a manuscript telegram from Frances P. Hayes about the territorial organization and judicate district in Indian Territory.