(1989)
lithograph
(1914)
etching and foul biting
(1937)
etching
(1923)
(1972)
(1998)
etching and aquatint
(1981-84)
(1984)
mylar film
(2000)
acrylic paint applied by wooden stamps
(1976)
screenprint
(1969)
drypoint and etching