(1805)
stipple-engraving
(1995-96)
linocut
(1947)
aquatint
(1949)
etching and aquatint
(1978)
(1953)
lithograph
(1988)
screenprint
(1976)
(1989)
(1999)
Linocut
(1964)
(1975)
(1982)
(1978-79)
(c.1962)
transfer drawing