The UNLV Libraries Collection of Harrah's Entertainment Promotional Materials and Reports includes financial reports, prospectuses, joint proxy statements, annual reports, equity research, clippings, press releases, press kits, and promotional materials for Harrah's Entertainment dating from 1962 to 2009.

The Benedict Family Papers materials date from roughly 1905-1998 and are comprised of correspondence and letters (1969-1971) written to Howard Hughes by the public. The collection also contains correspondence written to Robert Maheu, former chief executive of Nevada operations for Howard Hughes. The collection also includes a variety of casino and gambling related product catalogs, gaming guides for Las Vegas casinos, and of research papers and reports primarily relating to sports betting and cheating.

The Albert S. Henderson Papers (1879-1962), document his career and service as a district judge in Las Vegas, Nevada. Included are correspondence, a personal statement from his election campaign, certificates and proclamations, his memorial book, numerous newspaper clippings, an 1879 edition of Eureka and Its Resources, and various ephemera: union cards, name tags, and election cards.

The UNLV Libraries Collection of Kiwanis Club of Las Vegas Audiovisual Material consists of three 16mm reels of moving images that depict Las Vegas, Nevada from approximately 1925 to 1927. The first reel depicts members of the Kiwanis Club of Las Vegas, which was formed in 1925. The remaining footage depicts views of the First Methodist Episcopal Church, Bank of Southern Nevada, First State Bank, the San Pedro, the Los Angeles, & Salt Lake Depot and Freight House, and various shops on Fremont Street including Oakes Studio, T. M. Carroll Real Estate, J. C. Penney, Las Vegas Garage, and the Las Vegas Age print shop. The footage also shows various local families and desert landscapes. This collection has been fully digitized.

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 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 Robert Beckmann Photographs contain photographic slides, prints, and negatives of the paintings, murals, and commercial projects of American artist Robert Beckmann from 1964 to 2009. The collection includes photographs of Beckmann's paintings and murals from around the United States, including works commissioned for casinos in Las Vegas, Nevada, banks, schools, and government buildings. Other photographs document Beckmann's research subjects, models, and art installations.