The Jerry Tarkanian Memorabilia (1990-1992, 2013) contains two plaques, newspaper clippings, two magazine articles, and one photograph.

The Dayton, Nevada Gold Discovery Sesquicentennial Commemorative Plate collection (1999) contains one china plate commemorating the sesquicentennial of the discovery of gold in Dayton, Nevada in 1849.

The Yucca Mountain Environmental Safety Collection (1970-2011) consists of reports and impact studies collected by Clark County's Nuclear Waste Division library for documenting Yucca Mountain's potential health and safety risks to Southern Nevada. The reports contain documents pertaining to potential environmental, health, financial, and safety risks from the Yucca Mountain Nuclear Waste Repository, which is located in Nye County, Nevada. The collection contains scientific and social studies in support of and opposition to the site. The bulk of the collection includes licensing reports, site selection studies, and impact studies from transporting, storing, and handling radioactive waste and spent nuclear fuel.

Collection is comprised primarily of newspaper clippings on various topics related to Las Vegas, Nevada and Southern Nevada spanning from 1909 to 2007. The files were gathered and organized by the Las Vegas Library and include topics such as ghost towns in the Southwest and Western region of the United States, politics and government, education, gaming, and religious life in Las Vegas and Nevada. The files document topics of interest to the residents of Nevada. The files also contain biographical information on prominent individuals associated with Las Vegas and Nevada.

The records are comprised of subject files and reports from approximately the 1990s to the 2000s related to data gathering and lobbying activities of the Nevada Resort Association. Materials include drafts of legislation related to gaming, tax reports, health and safety regulations, labor and employment matters, and zoning issues.

The J. A. Tiberti Construction Records include material documenting construction work performed throughout Las Vegas, Nevada between 1950 and 2011 including bid packages, specifications, contracts, correspondence, company records, legal documents, and architectural plans.