AS/NZS 2053.8 first published in Australia in part as AS C90-1963.AS C90-1963 revised and redesignated AS 2052-1977. First published in New Zealand as NZS 159.1:1954 (Being BS 731.1:1952 with amendment).NZS 6221.1 first published 1972 (Being BS 4568.1:1970 endorsed with amendment).NZS 6221.2 first published 1972 (Being BS 4568.2:1970 with amendment). NZS 159.1:1954, NZS 6221.1:1972, NZS 6221.2:1972 and AS 2052-1977 jointly revised, amalgamated and redesignated in part as Joint Standard AS/NZS 2053.8:1995.Reconfirmed 2016. NZS 159.1:1954, NZS 6221.1:1972, NZS 6221.2:1972 and AS 2052-1977 jointly revised, amalgamated and redesignated in part as Joint Standard AS/NZS 2053.8:1995.