First published in part as AS A145-1965.Second edition 1970.AS A146 first published 1965.Second edition 1970.Revised and redesignated in part as AS 1488-1974.AS A145-1970 revised and redesignated in part as AS 1723-1975.AS 1488-1974 and AS 1723-1975 revised, amalgamated and redesignated AS 2544-1982.Jointly revised and designated as Joint Standard AS/NZS 2544:1995. First published in part as AS A145-1965. Second edition 1970. AS A146 first published 1965. Second edition 1970. Revised and redesignated in part as AS 1488-1974. AS A145-1970 revised and redesignated in part as AS 1723-1975. AS 1488-1974 and AS 1723-1975 revised, amalgamated and redesignated AS 2544-1982. Jointly revised and designated as Joint Standard AS/NZS 2544:1995.