(1960-80)
etching
(1971)
(1972)
lithograph
(1965)
etching and aquatint
(1987)
(1966)
screenprint
(1995)
spirit-duplicator
(1990)
(1988)
linocut
(1976)
(1960)
(1985)
etching printed in red-brown with light plate-tone