The Mavis Eggle "Books as They Were Bought" collection provides a broad overview of printed material from the 1780s through 1949. Gathered by book collector Mavis Eggle, the collection serves as a social history of books, newspapers, and ephemera. Physical characteristics of the books include a variety of printer's marks, publishers' bindings, bookplates, and early subscription libraries. The collection's titles are a diverse and creative gathering of poetry, children' literature, religious texts, broadsides, newspapers, and popular fiction. Together, the items in the Mavis Eggle "Books as They Were Bought" collection illustrate changes in literature, printing and publishing, advertising, and book history over a time period of more than 170 years.

Oral history interview with Delon Potter conducted by Eleanor Christoffersen on February 3, 1972 for the Ralph Roske Oral History Project on Early Las Vegas. In this brief interview, Potter, a Mesquite, Nevada native, talks about his birth in 1909 and his move to Las Vegas in 1933. He describes the early town and some of the more notable inhabitants including "Pop" Squires, working at the Winterwood Ranch at the base of Sunrise Mountain, as a sheep herder near Kaolin, Nevada, and later as a construction worker at the Hoover Dam. After the war, Potter explains that he tried running his own ranch in Utah before moving back to Henderson, Nevada, working for U. S. Lime and trading horses throughout Nevada, Utah, and Arizona.

The Larven Mason Photograph Collection (approximately 1930 to 1939) consists of photographic negatives with corresponding black-and-white photographic prints, as well as additional black-and-white photographic prints. The images depict the mining equipment, personnel, operations, and housing for the Blue Diamond Corporation mine in Blue Diamond, Nevada.