(1962)
linocut
(1960)
lithograph
(c.1953)
etching
(1954)
(1988)
(1974)
screenprint
(c.1895)
drypoint
((1953))
(1980)
(1885)
(1999)
etching and aquatint
(May 1961)
etching and sugar-aquatint
(1967)
colour etching
(1992)
aquatint
(c.1985)
(1962-63)