![](https://coimages.sciencemuseumgroup.org.uk/58/531/large_thumbnail_2000_0342__0002_.jpg)
Black Ken
late 1970s and 1980s
late 1970s and 1980s
late 1970s and 1980s
1999
circa 1960-1970
1999
1999
circa 1960-1970
1957
1962
1999
circa 1960
1988-1993
2004
1996-1998
1975
1959
1964
1958
1964
1972
1962
1968-1971
1957
1993
1997
1987
1990-1995
2002
1990-1991
circa 1960
1979
1997
1963
1999
1966-1970
1989
1967
1999
1996
1996
1971
1962-1967
1996
1968-1985
1996
1995
1996
1996
(1962); 1982
1970-1981