(1990)
screenprint
(1980)
rubber stamps
(c.1942)
line-block
(1956)
soft-ground etching and aquatint
(c.1970)
screenprint on photo-lithograph
(1969)
woodcut
(1970s)
(c.1929)
lithograph
etching
(1958)
(2006)
(1969-70)
(1974)
(1963)
(1992)
((1955))
(1944-46)
(1975)
linocut