(1937)
etching
(1982)
hardground-etching
(1938)
(1945)
(1963)
((1863-64))
lithograph
(c.1935)
(1990)
screenprint
(1980)
(c.1932)
linocut
(c.1931)
(1988)
(1987)
offset-lithograph
(1989)