The Betty Henderson Professional Papers (1963-1985) are comprised of materials produced by Betty Henderson in her capacity as a private music teacher in Las Vegas, Nevada and as a member of the Nevada Music Teachers Association (NMTA). The collection includes scrapbooks of concert programs and NMTA events, materials from Henderson's experiences in Europe as a People-to-People ambassador with the Music Teachers National Association, and recordings on reel-to-reel tapes of concerts Henderson performed in or judged.

The Vern Lanegrasse Papers (1961-2010) consist of materials from the Brotherhood of the Knights of the Vine and the California Restaurant Writers Association as well as event programs, menus, and other materials related to food and wine.

The Joe Williams Music Scores date from 1940 to 1991 and comprise the handwritten musical scores of American jazz musician Joe Williams, born Joseph Goreed. Many of the musical scores are Williams' original arrangements.

The Myram Borders Papers (1965-1998) contain articles written by Borders, newspaper clippings, court transcripts, photographs, slides, agendas, meeting minutes, and a copy of the joint operating agreement between the Las Vegas Review Journal and the Las Vegas Sun. Also included are media kits for the Desert Inn Hotel and Casino and the Stealth Fighter Public Debut, an annual report to Sheriff John Moran concerning organized crime, and a copy of the MGM fire litigation.

The River Mountains Trail Partnership Records date from 1995 to 2015 and document the planning and construction of the River Mountains Loop Trail in Clark County, Nevada. The collection contains meeting agendas and minutes, correspondence, project notes, trail maps, land surveys, grant applications, photographic slides of the trail and Lake Mead, environmental assessments, ephemera from National Trails Day, trail guides, interpretive plans, and development reports.