(1991, September)
screenprint
(1931 (about))
etching
(2002)
aquatints
(2004)
drypoint etching
(1998, 30 November)
(1977)
(1940s)
photo-lithograph
(1979)
(1972)
(1989)
etching and aquatint
(1982, 7 March)
lithograph
(c.1985)
off-set lithograph
(2003)
stencil
(1934)
(c.1930)
woodcut
(1988)