(1970)
linocut
(1932)
(1978)
screenprint
(1989)
etching
lithograph
(1966)
(2010)
(1949)
monotype
(1955)
(2002, May)
mezzotint
(1991)
(1990)
woodcut
(c.1955)
etching and aquatint
(1985, March)
photo-etching and aquatint
(1964)
(1979)
(1800)
engraving