Black Ken
late 1970s and 1980s
late 1970s and 1980s
late 1970s and 1980s
(1962); 1982
1990s
1985
circa 1983
1983
1985
1984
1987
1981
1981
1984
1981
1986
1981
1983
1984
1980-1990
1989
1984; 1983
1986
1980
1989
1992
1981-1982
1987
2000-100 BCE
1990
1988
1980-1989
1989
1990-1991
1985
1980-1990
1986
1980-1989
1982
1981-1990
1990-1991
1982
1985
1980
1980-1985
2000-100
1983
late 1970s and 1980s
1985
1980-1986
1980-1981