(1989)
etching
lithograph
aquatint
(c.1960)
relief-etching
(1948)
chalk-lithograph
(1931-33)
woodcut
(c.1979)
screenprint
(1980-81)
(1969)
(1980)
(1987)
(1986)
drypoint
(1972)
(1976)
xerox and colour offset-lithograph
(1971)
etching and aquatint