(1935)
lithograph
(1961)
monotype
(c.1935)
(1951)
etching
(1934)
(1980)
photo-lithograph
(1979)
(1973)
(1985)
(c.1923)
linocut
(1995, December)
(c.2001)
screenprint
(1844)
(1924)
collotype