(1982)
etching
(1977)
screenprint
(1962)
(1991, March)
(1930)
woodcut
(1963)
linocut
(1984)
(1939)
(15 July 1999)
lithograph
(1918 (documentation))
(1992)
(1987)
offset-lithograph
((1923))
etching and aquatint
(1988)
(c.1958)
(1960)
(c.1927)
drypoint
(1925)
aquatint and burnishing