linocut
(1970)
etching
(1966)
etching and aquatint
(1973)
(1996, October)
lithograph
(1850)
chalk lithograph
(1855)
(1854)
(2009)
screenprint
(1962)
(1979)
(1946)
pen and ink on typescript on offset-lithograph and xerox
(1974)
(1975)