screenprint
(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)
(1983)
(1975)