The Las Vegas Rotary Club Records (1981-2022) contain award certificates, club directories and rosters, Las Vegas Rotary publications, commemorative material including a 20-foot by 34-foot velvet curtain. The collection also contains plastic and metal Rotary Club signs from across the United States and international locations, material from a Rotary Club in Africa, and a digital video segment made in 2013 about the history of the Las Vegas Rotary.

The Association of Women in Science, Las Vegas, Nevada Chapter Records date from 1976 to 1999 and cover DeLyle Eastwood's effort to create a local chapter of the Association of Women in Science (AWIS), the completion of this goal, and the proceedings of the Las Vegas AWIS chapter. The mission of the chapter was to help women in science career fields, both in the industry and university setting, achieve success in their fields. The AWIS also held seminars to spark early interest in science for young girls. The collection contains chapter correspondence, newsletters, and mentoring materials.

The Tonopah and Tidewater Railroad Records (1905-1977) contain correspondence, purchase requisitions, bills of lading, freight reports, and waybills. Also included are a ledger book, a rubber stamp, and a booklet, "Diagrams of Locomotives and Tenders." Incorporated in 1904, the Tonopah and Tidewater Railroad operated for 35 years, connecting Ludlow, California with Beatty, Nevada by way of Death Valley on the Santa Fe Railroad main line. The records are concentrated on the later years of the railroad from 1930 to 1940.

The Roger D. Foley Papers on United States v. Cappaert are comprised of materials collected by District Judge Roger D. Foley while performing his duties as judge in United States v. Francis Leo Cappaert, et al. from 1972 to 1976. The collection includes transcripts of the case, exhibits, and copies of motions filed with the Court in regards to this case, which centered on the protection of the Devils Hole pupfish in Nevada.

William M. Stewart Correspondence is primarily comprised of handwritten letters addressed to U.S. Senator William Morris Stewart, between 1854 and 1872. Many of the letters were written during his first term in office. Also included is one document about the reappointment of a postmaster of Sutro, Nevada, and a manuscript telegram from Frances P. Hayes about the territorial organization and judicate district in Indian Territory.

The Charles Rozaire Collection on Tule Springs, Nevada (1950-2005) contains photographic slides of various archeological sites across Clark County, Nevada, the majority of which were taken at the Tule Springs archaeological site. The collection also contains Rozaire's files documenting the excavation investigations at Tule Springs which include Rozaire's writings, newspaper clippings, programs, and photocopied articles regarding Tule Springs.

The Leonard Blood Papers (1888-1962) consist photographs and personal documents from his work in the United States Navy, Las Vegas Labor Commission, and on the Boulder (Hoover) Dam in Nevada. The bulk of the papers date between 1930 to 1950. Included are correspondence, telegrams, newspaper clippings, a scrapbook, family photographs, and various ephemera.