Accident books, 1934-1959; circulars and correspondence, 1938-1949; coded telegrams and cables, 1934-1946; correspondence, 1926-1949; financial reports, 1936-1950; legal documents, 1932-1945; lists of shareholders, 1934-1936 and contributors to medical funds, etc., 1934-1949; mine drawing; paysheets, 1940-1951 and pay slips, 1968; plans of machinery, and plant and additions; shares registers, 1899-1950; reports, 1925-1947; returns, 1934-1962; surveys, 1965-1966; tally book, 1934-1935; taxation, 1934-1948.