Records include assay reports; general correspondence (1899-1921), primarily between company secretary W.M. Bickford and various stockholders and officers of the company, including Conrad Kohrs, A.L. Truscott, W.A. Clark, Alex J. Johnston, and James M. Hall; financial records, including an inventory of personal property, bank receipts and statements, tax returns and assessments; mining leases (1910-1921); organizational materials, including a record book (1891-1903) containing articles of incorporation, bylaws, and minutes, a stockbook (1912), stock certificates (1892), and a stockholders dividend checkbook (1895-1910).