(1963)
lithograph
(May 1961)
etching and sugar-aquatint
etching
(1967)
colour etching
(1992)
aquatint
collograph
(1988)
aquatints
(1962-63)
drypoint
(c.1985)
(2000, August)
etching and aquatint
(1965)
etching printed in black ink
(1971)
linocut
(1998, December)
screenprint