(1970)
lithograph
(1966)
(1988)
etching and aquatint
(1997, February)
(c.1968)
(c.1937)
etching printed in brown ink with pencil
(1975)
(1959)
(1998)
etching
(2011)
(1981)
screenprint
open-bite etching and aquatint
(2009)
digital print
(1974)
photo-etching
(1963)
(1923-1933)
linocut