(1969)
linocut
(1973)
lithograph
(1966)
etching
lithoraph
(2004)
etching and aquatint
(1960s)
etching and aquatint printed in black ink
(1954-55)
(1992, October)
(1986)
(1987)
offset-lithograph
((1931))
etching and awuatint printed in black ink
(December 1975)
screenprint
(1951)
(1989)