(1979)
screenprint
(1994)
etching
(1988)
(1970's)
(1998)
(2006)
lithograph
(c.2001)
offset-lithographs
(1910)
(c.1956)
linocut
(1937)
etching and aquatint
(1995)
linocut printed in black ink
(1972)
letterpress
(1958)