(1974)
screenprint
(1979)
screenprint and etching
(1991)
etching
(1989)
drypoint
(1949)
(1996, July)
(1964)
etching and aquatint
(1988)
(1992, May)
(1990)
lithograph
(1924)
wood-engraving
(1982)
linocut
(1851)