(1987)
linocut
(1995)
hardground-etching and aquatint
etching
(2000)
lithograph
(1975)
screenprint
(1976)
(1973)
(1967)
(1949)
etching and aquatint
(1972)
woodcut
(1992)
(1989)
(1965)
linoblock-print
(1990)
(1982)
hardground-etching
(1955-56)
etching and foul biting
((early 20th Century))