(1963)
aquatint
(1980)
etching
(1981)
screenprint
(1972)
half-tone photo-etching
etched plate
(1973)
(1983)
(1987)
various
(1996)
(1993)
woodcut
(1992)
screenprint and photo-screenprint
(1990, 6 November)
(1977)