(by 1975)
lithoraph
(1975)
screenprint
lithograph
(2000 - 2002)
gouache
(1964)
etching and aquatint
(1970)
(2002)
woodcut
(1990, June)
(1986)
offset-lithograph
(1982)
hard-ground
(c.1934)
drypoint
(1993)
hardground-etching and aquatint
(1842-47)
(1985)
(1999)
photo-screenprint