(1914)
etching
(1835)
engraving
(1958)
lithograph
(1952)
(1918)
(1988)
linocut
(1933)
(1971)
(1976)
aquatint
(1982)
etching and aquatint
(1972-73)
screenprint
(1990)
(1967)
(1966)
(1927)
drypoint
(1992)