(1991)
hard-ground
(1976)
screenprint
(1963)
etching
(1970)
linocut
(1989)
woodcut
(1967)
(1988)
(1975)
(1964)
(1993)
(1995)
reductive linocut
(1982)
lithograph
(1965)
relief-etching printed in black ink