| Description | Annual reports for the years 1 April 1986-31 March 1987, 35, 5 p : 1 April 1987-31 March 1988, 35, : for the year ended 31 March 1989, 12 p : 1 April 1989-31 March 1990, 26, 9 p : 1 April 1990-31 March 1991, 11, 6 p : 1 April 1991-31 March 1992, 17, 7 p : 1 April 1993-31 March 1994, 40, 12 p : signed by Gerhardus Cornelis Oosthuizen |