(1963)
collagraph
(1969)
relief print
(1986)
linocut
(1992, May)
lithograph
(2005)
etching
aquatint and drypoint
etching and aquatint
(c.1986)
aquatint
(1951)
(1939)
(1977)
engraved lino block
((1955))
(c.1976)
screenprint
((1984))