Date Span
1 Oct 1984
1
12 Dec 1984
1
13 Oct 1981
1
13-14 Oct 1986
1
14 Feb 1990
1
14 Oct 1985
1
15 Oct 1988
1
2 - 3 Apr 1987
1
21 Feb 1990
1
22 Apr 1991
1
22 Feb 1982
1
24 Jul 1977
1
25 Oct 1983
1
26 Mar 1985
1
26 May 1981
1
27 Sep 1985 - 4 Oct 1985
1
28 Jan 1991
1
29 Jan 1990
1
30 Nov 1988
1
4 Nov 1982
1
4 Oct 1981
1
5 Feb 1990
1
8 Jan 1990
1