(1973)
etching
(1970)
linocut
(1979)
(1982)
drypoint
softground-etching
(1961)
(1962)
(2002)
screenprint
(1985)
(1977)
(2003)
(1975)
photo-etching
(c.1985)
off-set lithograph
(1988-93)
(1966)