(1977)
(by 1929)
etching
(c.1981)
etching and aquatint
(1970s)
woodcut
(1969)
(1995)
linocut
(1950)
line-engraving
(1953)
(1965)
etching and foul biteing
(1978)
screenprint
(1970)
(2000, February)
(1991)
lithograph
(1982)