(1921)
etching
(1986)
screenprint
(1928)
line-etching
((1946))
photographic lithograph
(c.1895)
lithograph
(1922)
(1923)
aquatint and scraper
(c.1933)
linocut
((1921))
drypoint
(1956)
(1994-95)
etching and aquatint
(1984)
photocopy
(c.1865)
(1983, March-April)
photo-etching and aquatint
((1988))
(1979)
(1977)
(1953-54)
(1987)
lithograph from computer-generated image