(1908)
etching
(1970s)
woodcut
(1987)
etching and aquatint printed in black ink
(1967)
screenprint
(1992)
aquatint
(1976)
(1968)
etching and aquatint
(1986)
drypoint
(1979)
rubber stamps; photocopy
(1950)
linocut
(2002)