(1960-80)
etching
(1977)
aquatint
(1988)
linocut
(1995)
spirit-duplicator
(1992)
(1978)
(1987)
drypoint and roulette
(1989, 22 September)
(1963)
screenprint
(1986)
(1961)
woodcut
(1969)
(1964)
etching and aquatint