(1986)
etching and aquatint
lithograph
(1924)
aquatint
(c.1950s)
photocopy
pencil drawing.
(1960)
drypoint
drawing
(1997)
drypoint and chine colle
(1965)
screenprint
((1965))
(c.1968)
etching
(1966)
(1984)
linocut