pencil drawing
(1923)
etching
charcoal drawing
((1977))
etching and aquatint
(1976)
aquatint and etching
(1963)
etching and drypoint
(1982)
screenprint
(2004)
linocut
(1996, December)
(1981)
(1997)
(1994)
(1999)
collagraph
(1984)
etching and aquatint printed in colour
(1989)
engraved lino block