2. Statutory Rules 1937 No. 104 as amended by Statutory Rules 1938 No. 78; 1940 No. 97; 1941 Nos. 5 and 23; 1942 Nos. 209 and 520; 1944 No. 133; 1945 No. 39; 1947 No. 30; 1948 No. 112; 1950 No. 90; 1953 No. 80; 1954 No. 39; 1963 No. 97; 1971 No. 63; 1974 No. 83; 1975 No. 114; and 1978 No. 133.