The UNLV University Libraries Collection on Techatticup Mine (1914-1923) is comprised of administrative and financial records associated with the Techatticup Mine, located in Clark County, Nevada south of Nelson, Nevada. The administrative documents include business reports, prospectuses, and assays. Administrative documents also include foreman reports, insurance records, warehouse inventories, correspondence, and notes relating to equipment, food, employment, and taxes. Financial records include account balances, payroll, purchasing records, statements, bills, receipts, and company vouchers.

The George Wingfield Records on the Tonopah Divide Mining Company and Other Holdings (1902-1955) document some of George Wingfield's business interests and holdings, including the Goldfield News and Weekly Tribune, the Tonopah Banking Company, the Tonopah Divide Mining Company, and other mining operations. Materials include invoices, receipts, voucher records, correspondence, assay certificates, meeting minutes, legal papers, and ledgers of stocks and accounts.