Accounts, 1934-1978; advertising copy; annual general meetings, 1953-1968; balance sheets, 1934-1969; conferences, 1973-1977; contracts, 1949-1976; correspondence, 1934-1979; financial records, 1934-1981; history; indentures, 1936-1967; ledgers, 1934-1961; legal documents, 1937-1977; memoranda, 1964-1973; minutes, 1948-1977; newspaper cuttings; notes from shareholders' meetings, 1938-1947; photographs; reports, 1952-1980; shipping documents, 1946-1970.