1956–1959 Prof. A. M. Clark

1959–1960 Mr L. F. C. Garlic

1960–1963 Mr A. E. Lambert

1963–1964 Mr D. Zainu’ddin

1964–1967 Mr J. A. C. Mackie

1967–1969 Mr V. J. White

1969–1972 Mr H. O’Neill

1972–1974 Mr K. Travers

1974–1975 Mr F. Coenders

1975–1977 Mr P. Jones

1977–1979 Mr B. Anderson

1979–1980 Mrs J. Casey

1980–1982 Hidris Kartomi

1983–1985 Joe Coman