The Spencer and Georgia Hanna Butterfield Photograph Collection (approximately 1900-1978) consists of black-and-white photographic prints and negatives of the Hanna and Butterfield families. It also contains images of early and prominent residents of Las Vegas, Nevada such as James Cashman Sr., Las Vegas Chamber of Congress members, Union Pacific Railroad president George Ashby, and many other notable persons from early Las Vegas. The collection also includes photographs taken in Elko County, Nevada, the Hoover Dam, and other Las Vegas area images.

The UNLV Libraries Collection of Gaming Research Files is a collection of materials that date between approximately 1900 and 2019. The collection mainly consists of materials relating to conferences and expositions, gaming research files, and gaming technology and equipment catalogs. The conference and exposition materials include registration books, pamphlets, and printouts. The gaming research contains annual reports from different casinos and universities, as well as newspaper clippings and website printouts. The subject files are organized by state or international location, and contain clippings, printouts, and pamphlets related to different aspects of gaming. Gaming technology companies, software, and equipment catalogs are also found within the collection. The collection also contains DVDs, tapes, and several books on gaming practices as well as newspaper clippings, brochures, and documents related to problem gambling.