linocut
(1999, November)
etching
aquatint and etching
monotype
(1952)
(1986)
lithograph
(1975)
woodcut
((1950s))
softground etching
(1963)
(1960)
(1992, July)
collograph
(c.1960)
softground-etching
(1999, October)
(1994)
drypoint
(c.1928)
(c.1956)
(1953)
(1929)
Linocut
(1987)