First published as part of AS O3-1934.AS O4 first published 1934.Second edition AS O3-1939.Second edition AS O4-1939.Third edition AS O3-1940.Third edition AS O4-1940.AS (E)O54 first published 1942.Int 371 first published 1954.Int 372 first published 1954.Int 373 first published 1954.Int 374 first published 1954.Int 375 first published 1954.Int 371-1954 revised and redesignated as AS O72-1960.Int 372-1954 and Int 373-1954 revised, amalgamated and redesignated as AS O73-1960.Int 374-1954 revised and redesignated as AS O74-1960.Int 375-1954 revised and redesignated as AS O75-1960.Second edition AS O72-1969.AS (E)O54-1942 revised and redesignated in part as AS O106-1969.AS O108 first published 1969.AS O3-1940 revised and redesignated in part as AS O109-1969.AS O4-1940 revised and redesignated in part as AS O110-1969.AS O111 first published 1969.AS O112 first published 1969.AS O125 first published 1969.AS O73-1960 revised and redesignated in part as AS O124-1969 and AS O126-1969.AS O74-1960 revised and redesignated in part as AS O127-1969, AS O128-1969 and AS O129-1969.AS O75-1960 revised and redesignated as AS O130-1969.Second edition AS O106-1971.AS O106 Supplement 1 first published 1973.AS O72-1969 revised and redesignated as AS 1489-1973.AS O124-1969 revised and redesignated as AS 1492-1973.AS O125-1969 revised and redesignated as AS 1493-1973.AS O126-1969 revised and redesignated as AS 1494-1973.AS O127-1969 revised and redesignated as AS 1495-1973.AS 0128-1969 revised and redesignated as AS 1496-1973.AS O129-1969 revised and redesignated as AS 1497-1973.AS O130-1969 revised and redesignated as AS 1498-1973.AS O108-1969 revised and redesignated as AS 1781-1975.AS O109-1969 revised and redesignated as AS 1782-1975.AS O110-1969 revised and redesignated as AS 1783-1975.AS O111-1969 revised and redesignated as AS 1784-1975.AS O112-1969 revised and redesignated as AS 1785-1975.AS 1786 first published 1975.AS 1787 first published 1975.AS O106-1971 and AS O106 Supplement 1-1973 revised, amalgamated and redesignated AS 2440-1981.AS 1489-1973, AS 1492-1973, AS 1493-1973, AS 1494-1973, AS 1495-1973, AS 1496-1973, AS 1497-1973, AS 1498-1973,AS 1781-1975, AS 1782-1975, AS 1783-1975, AS 1784-1975, AS 1785-1975, AS 1786-1975, AS 1787-1985 and AS 2440-1981 revised, amalgamated and redesignated in part as AS 4785.2-2002.Reconfirmed 2016. Originated as part of AS O3-1934, AS O4-1934, AS (E)O54-1942, Int 371-1954, Int 372-1954, Int 373-1954, Int 374-1954, Int 375-1954, AS O108-1969, AS O111-1969, AS O112-1969, AS O125-1969, AS 1786-1975 and AS 1787-1975. Previous editions AS 1489-1973, AS 1492-1973, AS 1493-1973, AS 1494-1973, AS 1495-1973, AS 1496-1973, AS 1497-1973, AS 1498-1973, AS 1781-1975, AS 1782-1975, AS 1783-1975, AS 1784-1975, AS 1785-1975, AS 1786-1975, AS 1787-1985 and AS 2440-1981. AS 1489-1973, AS 1492-1973, AS 1493-1973, AS 1494-1973, AS 1495-1973, AS 1496-1973, AS 1497-1973, AS 1498-1973, AS 1781-1975, AS 1782-1975, AS 1783-1975, AS 1784-1975, AS 1785-1975 and AS 2440-1981 revised, amalgamated and redesignated in part as AS 4785.2-2002.