(1957)
lithograph
(1988)
screenprint
(1978)
(2004)
drypoint etching
(1994)
etching and sugar-lift
(2005)
etching and aquatint
(1975)
etching printed in black ink with plate-tone
(1976)
etching
(c.1960)
aquatint
(about 1937)
linocut