The Historic Building Survey Collection (1930-2001) contains materials on the preservation of historic buildings in Southern Nevada, Arizona, and Utah from Dr. Ralph Roske's History 117 course taught at the University of Nevada, Las Vegas (UNLV). The collection is comprised of surveys which include descriptions, photographs, blueprints, newspaper clippings, pamplets, and fliers related to historic houses, businesses, and public sites.

Oral history interview with Alfred Isola conducted by Stephen Kalish on March 15, 1976 for the Ralph Roske Oral History Project on Early Las Vegas. Isola discusses Las Vegas, Nevada’s lack of a unified garbage system and how dumping sites have had to adjust their practices in order to limit their impact on pollution. Isola also explains the different disposal protocols for wet and dry trash.