The Clarabelle Decker Papers (1926-1980) reflect the varied career of Clarabelle Decker as a teacher, librarian, and writer who worked in Nevada, Northern Arizona, and Southern California. Materials include Decker's writings and other published works, including books, booklets, poetry, as well as teaching aids, a grammar guide, posters, and fliers. Teaching materials primarily date from 1926 to 1952, while her library and writing materials date from 1954 to 1980.

The Ann Valder Photograph Collection on Judy Bayley (1969-1971) consists of black-and-white photographic prints of Hacienda Hotel owner Judy Bayley, collected by Las Vegas, Nevada journalist Ann Valder. The collection is primarily comprised of photographic prints of Bayley at a 1971 event held in her honor at the International Hotel in Las Vegas, Nevada. The collection also includes photographic prints of Bayley at fundraisers for the American Cancer Society. Ann Valder was an editor and journalist for the Las Vegas Review-Journal and Valley Times, as well as a columnist for the Las Vegas Sun.

The University of Nevada, Las Vegas School of Architecture Records (1980-2011) include marketing material, curriculum development material, student letters to the Nevada legislative counsel, journals, newspaper clippings, and architectural drawing sets for the school building's construction.

The C. Vern Olmstead Professional Papers (1940-1975) contain materials related to Olmstead’s work as a prominent meat industry executive. The collection pertains to the preparation, cutting, storage, marketing, and distribution of meats including beef, pork, and poultry. Materials include reports, correspondence, newspaper and magazine clippings, photographic prints and slides, and publications regarding topics relevant to the handling and sale of meat in the United States and Canada.

The Emily Higby Powell Photograph Album (approximately 1910-1920) contains black-and-white photographs taken by Emily Higby Powell on a trip from New York to the west coast. The images depict desert landscape throughout the Southwest, including Northern Nevada, as well as images taken on Lake Champlain in Essex, New York.

The J. T. McWilliams Photograph Collection contains photographs and postcards from Nevada and Southern California from approximately 1900 to 1970. The materials include postcards depicting Las Vegas, Nevada casinos such as El Rancho Vegas and the Golden Nugget Gambling Hall. The materials also include postcards depicting towns and scenes in Nevada such as Carson City, Rhyolite, Red Rock Canyon, and covered wagons traveling to Las Vegas. Lastly, the materials contain several photographs of the McWilliams family, possibly while they were living in what is now Las Vegas, Nevada.

The J. Ross Clark Scrapbook dates from approximately 1897 to 1972 and consists of newspaper clippings collected by his wife, Miriam Evans Clark. The clippings relate to professional events in the lives of J. Ross Clark and his brother, Senator William A. Clark. A small number of the clippings refer to births, marriages, and deaths in Miriam Evans and J. Ross Clark's families. Also included are documents written by J. Ross Clark's grand-niece, Dorothy Murdock Dunkley, that offer additional information about the Clark and associated families.