(1990)
screenprint
(1992)
lithograph
(1917-18)
lithographs
(1987)
(1973)
etching
(1847)
pen-lithograph
(1980)
linocut
(1967)
(1960)
woodcut
(1977)
softground-etching
(1912)
drypoint
(1948)
(1986)
etching and aquatint
(c.1950)
(1999, April)
(1988)
photo-etching