The John R. Klai II, FAIA Papers (1983-2024) are comprised of the personal papers of American architect, John R. Klai II, FAIA. Materials include commendations presented to Klai for his achievements in the architecture and interior design profession from organizations like AIA Las Vegas; the National Council of Architectural Registration Boards (NCARB); and the Nevada State Board of Architecture, Interior Design and Residential Design. The collection also includes digital images of plaques and trophies presented to Klai for his philanthropic work in the Las Vegas community. The professional files in this collection include publications featuring the work of Klai Juba Wald architecture + interiors, Klai's 2015 AIA Fellowship submission portfolio, magazine features about Klai, and a commemorative photo book of Klai Hall at North Dakota State University. Also included are a small number of Klai's personal sports memorabilia, including tickets for NCAA men's basketball tournaments in 1987 and 1989.

The Kitty Rodman Collection on Sierra Construction Corporation (1987-2014) consists of one photograph album documenting the construction of the Mirage Hotel & Casino by Sierra Construction Corporation, and a binder containing photocopied documents and photographs providing a narrative of Kitty Rodman's life and career in Las Vegas as director of the corporation and as a noted philanthropist. Also included in the binder is a list of projects by Sierra Construction Corporation up to 1992, which contains construction dates and additional information such as project supervisor names.

The Key Pittman Correspondence, dated 1933 to 1940, consists of correspondence between U.S. Senator Key Pittman via his clerk James A. White and various constituents who sent him books on a variety of subjects.

The UNLV Libraries Collection on the Union Pacific Railroad in Las Vegas, Nevada (approximately 1900-1989) contains employee rosters, bills of lading, and correspondence related to the Union Pacific Railroad in Las Vegas, Nevada. Also included in the collection are Union Pacific Old Timers Club membership lists and bylaws, as well as correspondence from Clark County Clerk to Walter Bracken congratulating him on the dedication of the new depot in 1940. The San Pedro, Los Angeles & Salt Lake Railroad Company and the Salt Lake and Ogden Railway are also represented in the material.

The Joel Mur Collection of Red Rock Canyon (1980-1984) contains newspaper clippings, Bureau of Land Management (BLM) newletters and press releases, magazines, and correspondence relating to Red Rock Canyon Recreation Area. Joel Mur was the Interpretive Specialist for Red Rock Canyon Recreation Lands (BLM) at the time of donation.

The Rico Izaguirre Collection of Harrah’s Entertainment Records (approximately 2003-2009) is comprised of records relating to employee engagement initiatives specific to the Atlantic City, New Jersey properties operated by Harrah’s Entertainment, Inc. The initiatives include “Winning Together,” a program intended to boost employees’ political engagement during the 2004 election season in the United States, and “Code Green,” an environmental sustainability program. The materials consist of manager’s handbooks, strategic plans, correspondence, annual reports, awards, and marketing materials, such as posters and newsletters. The collection also includes digital design files for various internal communications and Code Green brochures, handbooks, and fliers.

The Richard Taylor Collection on Moulin Rouge Hotel History contains documents that provide information on a short-term lease of the shuttered Moulin Rouge Hotel in Las Vegas, Nevada in December 1956. The collection contains a lease between Harry Miller (trustee in bankruptcy) and Richard Taylor for a short term lease of the hotel; a certificate of fictitious firm name submitted by Richard Taylor; a press release issued by Harry Miller on behalf of the hotel; and three Moulin Rouge guest register tags.