(1955-56)
etching and drypoint
(1986)
etching and aquatint
(c.1955)
screenprint
(2000)
digital print
(1987)
(1964)
(1970s)
woodcut
(1924)
etching
(1933-34)
linocut
(1977)
wood-engraving
(1995)
(by 1947)
(1988)
(c.1930)
(c.1928)