AS G11 first published 1962.AS G12 first published 1962.AS G14 first published 1969.AS G11-1962, AS G12-1962 and AS G14-1969 revised, amalgamated and redesignated as AS 1832-1976.Second edition 1985.Third edition 2002. AS G11 first published 1962. AS G12 first published 1962. AS G14 first published 1969. AS G11-1962, AS G12-1962 and AS G14-1969 revised, amalgamated and redesignated as AS 1832-1976. Second edition 1985. Third edition 2002.