(1951)
(1994-1999)
woodcut
(1985)
screenprint
(1992)
(1970)
(1961, October)
linocut
(1963)
(c.1932)
etching
(1977)
softground etching
(1996)
(c.1933)
(1978)
etching and aquatint
(1986)
wood-engraving
(1991)