(1946)
lithograph
(1944)
linocut
(1912)
etching and drypoint
(1985)
photo-lithograph
screenprint
(1989)
offset-lithograph
(1980-86)
etching and aquatint
(1993)
woodcut
(1991)
drypoint
(2010)
(1997)
aquatint and drypoint
spit-bite aquatint and drypoint