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 Von Tobel Family Papers (1905-1997) consist of photographs, correspondence, and financial reports pertaining to the early Las Vegas Von Tobel family and their businesses, which they operated in Las Vegas, Nevada. The collection also contains newspaper clippings covering the life of Edward Von Tobel Sr. and some of the operational business records of the Von Tobel Hardware Store No. 301.

The UNLV Libraries Collection of Boyd Gaming Promotional Materials and Reports includes annual reports, clippings, financial reports, a press kit, press releases, and promotional materials for Boyd Gaming Corporation in Las Vegas, Nevada, dating from 1986-2009.

The Adele Baratz papers mainly consist of photographs documenting Adele Baratz's life in Las Vegas, Nevada from the 1930s to 2010. An essay and list of names written by Baratz's brother, Charles Salton, document the early history of the Jewish community in Las Vegas.

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 William S. Park Photograph Collection (approximately 1870-1960) consists of black-and-white photographic prints and negatives of the families of William S. Park, John S. Park, and John William Park, as well as photographs of the Thomas children, half-siblings of John William Park's daughter Virginia. The majority of the images show locations in Las Vegas, Nevada with a smaller number taken in Kentucky, Oklahoma, Colorado, and California. Also included are three photograph albums of William S. and John William Park as children.

The Baneberry Nuclear Test Trial Records (1969-1989) contain documents of a federal court case regarding a 1970 Nevada Test Site nuclear test and the resultant radioactive cloud which may have exposed and subsequently injured the test site workers. The consolidated suits, William Nunamaker vs. the United States and Harley Roberts vs. the United States, came to trial January 1979, in Federal District Court, Las Vegas, U.S. District Judge Roger Foley presiding. The materials in the collection consist of court documents, such as transcripts of the trial, briefs, findings and statements, an appeal, orders, defense and plaintiff exhibits, and indices to the exhibits and witnesses as well as a glossary of terms.