Date Span
n.d. [1980s]
3
9 Jan 1983
1
1983-1986
1
1986
1
1987
1
1988
1
1988-1989
1
1989
1
Apr 1988-Jan 1989
1
Apr-May 1988
1
Feb 1984-Aug 1985
1
Feb 1984-Oct 1989
1
Jan 1973-Jun 1982
1
Jan 1986-Feb 1987
1
Jul 1984-Jun 1986
1
Jun 1987-Aug 1988
1
Jun 1987-Oct 1988
1
Mar 1988-Jul 1989
1
Nov 1988
1
Oct 1982-Feb 1983
1
Oct 1983-May 1987
1
Sep 1981-Jul 1982
1
Sep 1983-Mar 1987
1
Sep 1987-Jun 1989
1
Sep 1987-May 1990
1
Sep 1987-Nov 1988
1
[1980s]
1
[Jun 1986-Jun 1987]
1
[Jun 1988-Mar 1989]
1
[May 1988]
1