The Latinx Voices of Southern Nevada Community Collection (approximately 1973-2020) consists of artwork, memorabilia, ephemera, event fliers, and event photographs donated by members of the Latinx community in Las Vegas, Nevada and collected by staff members of the Oral History Research Center at the University of Nevada, Las Vegas (UNLV). Materials were donated and collected as part of the Latinx Voices of Southern Nevada oral history and community engagement project hosted by UNLV University Libraries. Some of the materials in this collection are related to oral history interviews for Lidia Bonilla, Horacio Lopez, Krystal Ramirez, and Gustavo Ramos. This collection also includes fliers and posters advertising events in the Latinx community, campaign signs for Latinx candidates running for office, and Spanish language campaign signs.

The Russ Morgan Music Manuscripts (approximately 1950-1967) are comprised of manuscript arrangements used by the Russ Morgan Band for live concert, radio, and television performances. The collection includes handwritten scores and parts for popular music.

The UNLV Libraries Collection of Regional History Files (approximately 1855-2020) represent a wide variety of subjects relating to Las Vegas, Nevada and the surrounding region. Materials include physical and scanned newspaper clippings, documents and fliers, brochures, reports, scanned photographs, and website printouts. The files include information about national organizations with local Nevada chapters, prominent individuals and families, popular locations, and general topics relating to Southern Nevada history.

The Mike Smith Editorial Cartoons (1980-2023) contain editorial cartoons created by Las Vegas, Nevada based cartoonist Mike Smith for the Las Vegas Sun newspaper. Materials include Smith's editorial cartoons on NASCAR and a copy of his 2003 book StockcarToons. The collection also includes Smith's personal sketchbooks and letters from fans.

The UNLV Libraries Collection of Biographical Files (approximately 1837-2023) contains newspaper clippings, ephemera, correspondence, and other relevant biographical information on prominent figures in Southern Nevada history and many individuals and families found in UNLV Special Collections and Archives archival collections.

The Jean Olen Papers (1994-2008) document Olen's career as a taxicab driver in Las Vegas, Nevada. Materials include Olen's personal taxicab driver's permit, medical examiner certificate, and other placards found in taxicabs regarding common questions, such as tipping, no smoking, and airport fees. Also included are newspaper clippings about taxicab drivers in Las Vegas, Nevada and four issues of Trip Sheet, a local magazine for taxicab, limousine, trolley, and shuttle drivers, which features letters to the editor written by Olen.

The UNLV Libraries Collection of 18th Century Sheet Music (1745-1799) contains handwritten sheet music for popular English songs in the 18th century published in London, England and Dublin, Ireland.