The Nevada Consolidated Copper Company Records (approximately 1887-1978) contain the business records of the company, including correspondence, freight bills, ledgers, maps, leaching data, and books relating to mining. The majority of the records post-date the company's name change to Kennecott Mining Company.

The North Las Vegas Library District Collection on Nevada (1940-2008) is comprised of subject files created and collected by the North Las Vegas Library to provide patrons with public reference and research materials on North Las Vegas and Nevada. The collection also includes black-and-white photographs, color photographs, photographic slides, and video reels.