15 July 1974; Department of Education; Circular;
19 June 1974; Department of Finance; Circular;
16 May 1974; Department of Finance; Circular;
13 May 1974; Department of Finance; Circular;
6 May 1974; Department of Finance; Circular;
5 May 1974; Department of Finance; Circular;
1 May 1974; Department of Education; Circular;
25 April 1974; Department of Finance; Circular;
10 April 1974; Department of Finance; Circular;
10 September 1973; Department of Education; Circular;