The Robert Lang Professional Papers (1976-2020) mainly contain urban planning research and reports from former University of Nevada, Las Vegas (UNLV) professor and public policy expert Robert Lang. Materials represent different public policy related projects and issues Lang worked on when he was employed with the Fannie Mae Foundation in Washington, D.C., and Brookings Mountain West and the Lincy Institute at UNLV. Materials also include Lang's teaching files which include course syllabi, class presentation slides, and course readers. Research, notes, and drafts of Lang's books including Boomburbs: The Rise of America's Accidental Cities, Edgeless Cities: Exploring the Elusive Metropolis, and Blue Metros, Red States: The Shifting Urban-Rural Divide in America's Swing States are also represented in the collection. The collection also includes documentation for invited conferences and events documenting different conferences and events, copies of Black's Guide for commercial real estate in the United States.

The Tomiyasu Family Photograph Collection (approximately 1908 to 1991) consists of black-and-white photographic prints of the Tomiyasu family and their farming business in southern Nevada.

The Young Electric Sign Company (YESCO) Corporate Records (1914-2000) document the history of the Young Electric Sign Company (YESCO) and is comprised of photographs of sign production and finished signs, negatives, slides, transparencies, anniversary scrapbooks, and videotapes. The collection also contains meeting minutes, correspondence, price books, drawings, calculations, newspaper and trade magazine articles on YESCO, advertising materials, and oral history interviews and audio recordings of YESCO designers and executives. YESCO is responsible for many of the neon signs in and around Las Vegas, Nevada and Reno, Nevada, as well as other Western states.