Minutes of Central Council meetings (1929-1972), office files of General President and Secretary including records of the Cokeworkers' Association of NSW (1903-1977), financial records, minutes of Seymour Miners' Lodge, Tasmania (1931), Balmain Miners' Lodge records (1924-1936), Retired Mineworkers' Association records (1956-1968), Combined Mining Unions records (1946-1971), papers of Henry Mather, arbitration material, newspaper cuttings, photographs, drawings and printed material.