(1981)
lithograph
(1992, April)
photo-lithograph
(1980)
etching and aquatint
(1997)
linocut
(1977)
(1926)
drypoint
((1977))
(1976)
aquatint and etching
(1963)
etching and drypoint
(2004)
(1996, December)
etching
screenprint
(1999)
collagraph
(1984)
etching and aquatint printed in colour
photo-etching
(1985)
(1979)
colour etching on softground and aquatint