(1996)
lithograph
(1959)
(1963)
etching
(1999)
(1986)
photocopy
(2003)
drypoint
(1987, May)
linocut
(1954-55)
woodcut
(1958)
(1966)
screenprint
(1928, before)
drypoint and line-etching
(1962)
sugar aquatint
(1954)
hardground-etching
(1970)
etching and aquatint
plaster-cut