(1933)
drypoint
(1989, February)
etching
(1992)
(1986)
transfer-lithograph
(1918 (documentation))
lithograph
(1974)
linocut
(2004)
screenprint
(1948)
(1977)
(c.1987)
monoprint
(1968)
etching and aquatint
(1988)
offset-lithogrph
(2001)
(1990)
aquatint and monotype
(1998)
linocuts with embossing
(1975)