The Tonopah Mining Company Records derive from the office of the company’s general manager in Tonopah, Nevada and consist of documents directly generated by its mining and milling operations from 1901 through 1941. The collection includes daily work reports, assay reports and certificates, employee time cards, invoices and receipts for mining equipment and supplies, monthly stores reports, and the company’s numerous insurance policies. Several of the company’s annual reports, including an original typescript copy of the 1907 annual report, are included in the collection. Additionally, select records from the company's subsidiary, Desert Power and Mill Company, as well as the Tonopah and Goldfield Railroad, which include overcharge claims, freight and repair bills, and delivery receipts are included in the collection.

The Florence Lee Jones Cahlan Photographs depict locations and events in Las Vegas, Nevada from 1909 to 1980. The photographs primarily depict historical locations, including the Las Vegas Mormon Fort, the Kiel Ranch, and plaques commemorating Las Vegas’s 75th anniversary. The photographs also depict celebrations, including the Diamond Jubilee festivities held to celebrate Las Vegas’s 75th anniversary, plaque dedications, building dedications, and the 50th anniversary of the arrival of the first mail planes in Las Vegas. The photographs include the Kennecott Copper Corporation’s facilities in McGill, Nevada, Western Airlines planes and pilots, and Union Pacific Railroad locomotives.

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 Sherwin "Scoop" Garside Papers comprise photographs and documents of Las Vegas Review-Journal writer and photographer Scoop Garside. The collection dates from 1930 to 1983 and includes publicity photos of the Old Spanish Trail, correspondence from the Nevada State Centennial Commission, history of mines (Tonopah, Goldfield, Bullfrog), copies of articles written by Garside, family photos and general photographs of people and places, negatives of Las Vegas, Nevada; Searchlight, Nevada; St. George, Utah; and several unlabeled negatives. The 2017 addition contains newspaper clippings, a scrapbook, Nevada Historical Quarterly, and information on Nevada historic preservation. There is also genealogical information on the Garside family.

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 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.