Records consist of scattered correspondence (1939-1951); payroll records (1956-1959), orders for equipment and supplies (1946-1953); production records, including a hauling record (1962) and a sample book (1958) for the Blaine Mine; reports, including a report (1962) by the U. S. Bureau of Mines on the health and safety at the Algonquin Mine and Trout Mill; and miscellany, including field survey books (1936-1938).