The Sister Klaryta Antoszewska Photograph Collection (1977-1991) consists of photographic slides that depict various Nevada, United States, and international nuclear test protests. The collection includes images of Sister Klaryta Antoszewska and Sister Rosemary Lynch, as well as images of the Lenten Desert Experience and numerous protests at the Nevada Test Site. Also included are images of nuclear testing, soldiers, and anti-nuclear testing promotional materials.

The Gay and Lesbian Community Center of Southern Nevada Photograph Collection contains mainly candid photographs of events and individuals affiliated with the Las Vegas-based Gay and Lesbian Community Center of Southern Nevada (GLCCSN) dating from 1993 to 2000. Photographs depict events honoring prominent members of the gay, lesbian, bisexual, transgender, and queer community; meetings at GLCCSN; and candidate nights for members of the community running for public office. The collection also includes a number of photographs of the Freedom to Marry celebration at the GLCCSN and the Gay Pride Las Vegas festival from 1998 to 1999.

The Maria LaCavera Papers (1947-2017) contain the papers of professional dancer Maria LaCavera. The collection documents the career of LaCavera dancing in Las Vegas, Nevada at the Flamingo Hotel in 1947, and the Last Frontier Hotel in 1949 as one of the Ramona Girls dancing in the Danny O'Neil Varieties Act. Materials include photographs of LaCavera and other Ramona Girls, newspaper clippings, correspondence, LaCavera's American Guild of Variety Artists (AGVA) employment contracts, Fabulous Las Vegas magazines, and hotel receipts. Other items of note include photographs of the 1949 Helldorado parade, a Frontier Hotel Ramona Room menu, and Frontier Hotel ephemera. There is also a copy of a self-published biography of LaCavera, written by her daughter-in-law Kristin Meyer entitled From Bon-Air to the Last Frontier. The collection also contains the digital images used to illustrate the book.

The Stocker Family Papers (1860-1982) document the family’s personal, political, and business interests including Mayme Stocker’s 1931 Nevada gaming license and Harold Stocker’s involvement in the Nevada Republican party. The collection contains family correspondence, political documents and planning materials, and business records related to the family’s gaming and real estate interests.

The Blue Diamond Mine Corporate Records (1918-2005) consist of operational and organization records of the gypsum mining and milling operations located in southwest Clark County, Nevada. Materials include operational records related to individual boring sites at the mine; milling operations and statistics; and equipment operations and statistics, including maps, field notebooks, and photographs. There are also daily, weekly, and monthly organizational records related to employee work schedules and safety reports for the mining operations, including accident reports and a safety education training program.

The Wilbur and Toni Clark Papers date from 1944 to 1991, with the bulk from 1953 to 1963 and document the lives of Wilbur and Toni Clark in Las Vegas, Nevada and the development of the Desert Inn Hotel and Casino. The collection includes correspondence from Wilbur Clark to those he identified as important individuals including government officials and celebrities. It also includes materials related to Clark’s plan of building luxury apartments near the Desert Inn, and newspaper clippings and scrapbooks about the Clarks and the Desert Inn. The collection contains some audiovisual materials including Wilbur and Toni Clark's home movies, news footage, and film footage of Las Vegas, Nevada and the Desert Inn.