The Sidney R. Whitmore Collection (approximately 1885-1970) contains land deeds and other documents about Mount Diablo, Nevada; documents detailing parts of his family history; and eight framed paintings of landscapes and portraits.

The UNLV Athletics Programs and Memorabilia Collection (1974-2002) is comprised of University of Nevada, Las Vegas (UNLV) athletics publications, team yearbooks, and game day programs for UNLV football and men's basketball teams. The majority of the collection documents the UNLV Runnin' Rebels basketball team during the 1980s and 1990s. Other materials include Big West Conference programs and UNLV athletics memorabilia such as a pom-pom, football foundation member stadium seat cushion, plastic megaphone, and mug.

The Frank F. Watts Collection of Casino Memorabilia (1880-1990) consists of gaming tokens and chips, matchbooks, and other memorabilia from Nevada and international casinos. The collection also contains items related to early Northern Nevada history including a salt ledger from 1880 as well as a wanted poster from 1913.

The Bella Tyktin Stern papers (approximately 1930-1997) document the life and travels of Las Vegas, Nevada resident Bella Tyktin Stern. The collection focuses on the trips she took within the state of Nevada as a guide for Nevada Discovery Tours, featuring travel itineraries and travel brochures. The collection also includes biographical materials, such as personal correspondence, legal documents, postcards sent to Stern from her Aunt Rose, and an untranslated copy of Stern's unpublished autobiography written in German, Unser Kampf.

The Florence Lee Jones and John Cahlan Papers (1929-1983) contain material created by the couple related to their work at the Las Vegas Review-Journal, their interest in the history of Las Vegas, Nevada, and the promotion of Southern Nevada for business and industry. The collection includes the Cahlan's correspondence as well as newspaper clippings about Las Vegas. It also contains drafts and manuscripts for their book, Water: a History of Las Vegas, commissioned by the Las Vegas Valley Water District.