Date Span
11 Jun 1987
2
1 Jun 1987
1
11 Jun 1984
1
12 Jan 1987
1
14 Dec 1984
1
14 Jun 1984
1
15 Jan 1987
1
16 Jan 1987
1
17 Dec 1986
1
1964-Dec 1973
1
1974
1
1984
1
2 May 1986
1
2 May 1987
1
20 Apr 1983
1
20 Jan 1987
1
21 Oct 1986
1
23 Mar 1982
1
23 May 1986
1
24 Jun 1988
1
25 Apr 1984
1
26 Jan 1987
1
26 Jul 1983
1
26 Mar 1984-8 Jun 1984
1
26 Sep 1986
1
28 Jun 1988
1
3 Dec 1985
1
30 Oct 1985
1
31 Jan 1987
1
4 Jun 1987
1
4 Mar 1987
1
5 Mar 1987
1
7 Jun 1984
1
8 Jan 1987
1
9 Jun 1987
1
Apr 1984-Nov 1989
1
Dec 1986-Jul 1987
1
Jun 1983-Jun 1984
1
Mar 1981-Jan 1991
1
May 1977-May 1979
1
Nov 1981-Aug 1984
1
Oct-Dec 1988
1
Sep-Oct 1974
1
[1987]
1
[Apr-Aug 1989]
1
n.d.
1