(1975)
etching printed in black ink with plate-tone
(1991)
lithograph
hardground-etching and aquatint
(1996, February - March)
(1996)
(1973)
(1953)
etching
(1950s)
etching and aquatint
(1977)
screenprint
linocut
(c.1953)
(1992)
(1971)
(2006)
(1994)
(1980)
(1982)
hard ground