The Charles S. Sprague and Benjamin Gill Papers on Nevada Mining (1904-1925) are comprised of various records from the mining companies owned and operated by businessmen Charles S. Sprague and Benjamin Gill who were active in the central Nevada boomtowns of Goldfield and Tonopah in the early twentieth century. Documents include correspondence, receipts and invoices, detailed records and copies of government legislative bills relating to the mining industry, and other business correspondence. Sprague's collection consists of his mining business correspondence dating from 1906 to 1925. Gill's papers are comprised of his business correspondence from 1916 to 1922.

The Southern Nevada Home Builders Association (SNHBA) records represent the residential construction industry organization's activities from 1974 to 2015. The collection is primarily comprised of copies of SNHBA's newsletter, The Silver Spike, member directories, and event working files and photographs. The collection also includes working files for the awards presented by SNHBA to local home builders on excellence and design in home building: the Homer Awards and Silver Nugget Awards. Working files of SNHBA staff are also found in this collection for committee work, event planning, legislative issues, correspondence, and membership files.