This collection is comprised of personal papers and photographs of Reverend Maureen E. Mackey, M.D., physiatrist and co-founder of Rainbow Praise Church in Las Vegas, Nevada. The collection contents span the dates of 1922 to 2014 and details Dr. Mackey's life, including her educational accomplishments, personal life, and religious life. This collection also contains personal papers and photographs of Dr. Mackey's twin brother, Thomas Mackey, III, who passed away from AIDS in 1992. This collection also contains various photographs of Dr. Mackey's parents and family.

The George Stewart Personal Papers (1914-2014) are comprised of military records and personal papers of George Stewart, a fifty-year Las Vegas, Nevada resident. The collection includes information about the Clark County Republican Party, Stewart's service in the United States Army Air Corps, and documents and photographs from Stewart's childhood in the Boy Scouts of America during the 1930s and 1940s. The collection also contains a personal scrapbook containing photographs, fliers, and memorabilia from his early education and military training. Stewart also collected menus and keychains from local Las Vegas, Nevada country clubs and casinos.

The Ken Hanlon Jazz Music Manuscripts (approximately 1975-1990) is comprised of jazz music compositions that were gathered by the Arnold Shaw Popular Music Research Center at the University of Nevada, Las Vegas (UNLV) in Las Vegas, Nevada. The collection includes several scores and arrangements from Hanlon's ensembles, including the UNLV Jazz Band, Seventy-Six Trombones Ensemble, and the Si Zentner Ensemble.

UNLV Libraries Collection of Mandalay Bay Resort and Casino Promotional Materials and Reports includes annual reports, equity research reports, Securities and Exchange Commission Form 10-K, Securities and Exchange Commission Form 10-Q, press kits, press releases, and promotional materials for Mandalay Bay Resort and Casino in Las Vegas, Nevada, dating from 1996 to 2006.

The Rodney Sumpter Papers on Doe v. Bryan contain the legal files of the lawyer Rodney Sumpter, who represented the appellants in the Nevada District Court case Doe v. Bryan (1985) and subsequent appeal in the Nevada State Supreme Court in 1986. Doe v. Bryan challenged one of Nevada's sodomy laws (NRS 201.190), and the collection contains affidavits, motion requests, correspondence, newspaper clippings, and memoranda regarding the case.

The collection, 1949 to 2006, was compiled by Clifford Olsen, a containment physicist at the Nevada Test Site (NTS). It consists of research notes and working papers written by Olsen and other scientists, publications, epoxy aggregate samples, work-related correspondence, nuclear-test-event data, and interviews conducted by Olsen with work colleagues involved with the NTS.

The Desert Fishes Council Records (1969-1988) consist of resolutions, meeting minutes, symposium programs, agendas, and press releases of the Desert Fishes Council (DFC). The organization is devoted to the study and preservation of Southwestern desert fishes, notably the desert pupfish. The DFC records reflect efforts to bring the plight of desert fishes to the attention of academics and the public as well as highlight the worth of desert lands within the American environmental movement.