(1981)
screenprint
(1991)
etching and open bite
(1919)
linocut
etching
(1927)
etched copper plate
(1984)
etching and aquatint printed in colour
(1988)
(2002)
etching and aquatint
(1977)
(1973)
lithograph
(1980)
(2002, October)
((1974))
(1969)
offset-lithograph
(1979)
(2000)
embossing (pressed aluminium); screenprint
(1999)