(1961)
engraving and drypoint
(1962)
aquatint
(1958-61)
flat biting over lithographic crayon
(1999)
screenprint and embossing
(1999, October)
(1978)
etching and aquatint; letterpress text
(1960)
drypoint
(2000)
linocut
(2006)
etching
((1953))
wood-engraving
(1988)
woodcut
(1965)
lithograph
(2001)
etching and aquatint
(c.1986)
(1992)