The Ted Lenhart LGBTQ Community Collection (1990-2001) is comprised of correspondence, newspaper clippings, and organizational material detailing LGBTQ community issues in Nevada throughout the 1990s. The collection includes materials from organizations including: Aid for AIDS of Nevada, the Clark County Coalition of HIV/AIDS Service Providers, the Nevada chapter of the AIDS Coalition to Unleash Power (ACT-UP), efforts to organize an HIV-Negative Men’s support group in Nevada, and Nevada Outdoors, an LGBTQ hiking club.

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 Culinary Workers Union Local 226 Las Vegas, Nevada Photographs document various activities of the Culinary Union, from the 1950s to 2006, with the bulk of the material documenting the 1990s. Prominently featured in the collection are various strikes, pickets, marches, parades, rallies, and demonstrations from the late 1980s to early 2000s. A large portion of these photographs documents the Frontier Strike of the 1990s. Also included are photographs of press conferences, political rallies, internal committee meetings, Hotel Employees and Restaurant Employees (H.E.R.E.) conventions, and various social events. Materials contain photographic prints, photographic negatives, and a small number of slides.

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.

The Donna Andress Papers (1890-2021) contain the personal papers of Donna Andress, a longtime resident and activist in Southern Nevada. Materials include correspondence and newspaper clippings from the Nevada Welfare Committee, on which Andress served as chairperson during the 1970s, in addition to pamphlets and newsletters from various Nevada historical organizations and committees. The papers reflect her involvement with community organizations throughout Southern Nevada.

The Historic American Buildings Survey of Kiel Ranch Photograph Collection contains 45 black-and-white photographs of the buildings on Kiel Ranch from 1988. The buildings documented by the collection are the park mansion, the adobe structure, an old house, the foreman's house, a shed referred to as the "Doll House," a brown house, a cinderblock house, a wooden duplex, and a livestock shed.

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.