The Elton and Madelaine Garrett Photograph and Architectural Drawing Collection contains photographic prints and architectural drawings of Boulder (Hoover) Dam; Las Vegas, Nevada; Boulder City, Nevada; and other locations in the American Southwest from approximately 1927 to 1990. The photographs primarily depict Hoover Dam's construction and areas around Hoover Dam, Las Vegas, and Boulder City during the 1930s and 1940s. The bulk of the architectural drawings and maps are projects and diagrams related to the planning and development of Boulder City, Nevada between 1943 and 1985.

The Samuel Liddle General Store Records (1885-1887) are comprised of order forms, inventories, and customer ledgers for Liddle's General Store in Leadville, Nevada. The store was created to provide services to residents and prospectors during a mining boom in White Pine County that lasted from 1887 to approximately 1890. The materials also consist of Liddle's General Store accounts, business correspondence, and transactions, such as wholesale purchases of general merchandise and mining supplies from vendors in Eureka, Nevada, San Francisco, California, and smaller nearby locations. An undated hand-drawn map of the townsite is also included.

The North Las Vegas Library District records (1959-2006) contain awards and commendations, events, scrapbooks, a diary and photographs relating to the building of the library, budgets, grants, and documents about the expansion project. Also included are four over-sized posters and three large floor plans, two for the garage and one library interior plan.