The Ray Cutright Collection of Winthrop A. Davis Photographs (approximately 1929-1939) consists of black-and-white photographic prints with some corresponding negatives and slides of the construction of Hoover Dam and the geographic terrain of southern Nevada during the early 1930s. Included are photographs of the geographic area around the dam site, Black Canyon, and Boulder City, Nevada. Photographs depict the construction of facilities and roads needed for the project.

The Wilson Family Papers (1875-1918) document the personal and professional lives of James B. Wilson Sr., James B. Wilson Jr., and George Twison "Tweed" Wilson, early pioneers in Southern Nevada. The collection is comprised of personal correspondence, invoices and advertisements from the Wilson family business, the Sandstone Ranch, and photographs of the extended Wilson family.

The Claudine Williams Photograph Collection (approximately 2007-2009) consists of nine optical disks containing ninety-eight digital surrogate images dating between 1940 and 2000. The images primarily portray Claudine Williams in publicity images for various hotel and casinos Williams and her husband owned alongside prominent individuals, including Dean Martin, Hillary and Bill Clinton, and Robert Reich. Other images depict Williams in her youth and with her family members. Additional materials include images of Williams’ business cards, articles in various Las Vegas and Nevada magazines and newspapers on Williams, and images of properties Williams operated.

The Pueblo Grande de Nevada Photograph Collection (approximately 1920-1980) contains black-and-white photographic prints, negatives, and slides depicting archaeological sites located in Overton, Moapa, Valley of Fire, Red Rock, Pyramid Lake, Kane Springs, Virgin River, the “Lost City,” and Lake Mead, Nevada. Images display the different stages of digging during the archaeological excavation of Pueblo Grande de Nevada. Also included are images showcasing artifacts uncovered during the excavations, the Saint Thomas, Nevada and the flooding of archaeological sites after the construction of the Hoover (Boulder) Dam.