(1976)
screenprint
(1978)
(1980)
(1977)
(1979)
(c.1929)
line-engraving
(1988)
(1806-13)
engraving
(1990)
linocut
((1968))
(1971)
etching
(1947)
lithograph
(1932)
(1965-66)
sugar aquatint
(1973)
etching embossing
(1935)
(1800)
woodcut