(1934)
linocut
(1988)
screenprint
(1989, November)
etching and aquatint
(c.1935)
(1974)
(1975, Nov)
photocopy
(c.1932)
offset-lithograph
(1999, April)
etching
(1923)
wood-engraving
(1996)
(1979)
lithograph
(1955)
(1953)
(1983)
woodcut
(1930)
(1992)
photo-screenprint
(1989)