(1907)
etching
(1992)
(1995)
xerox
(1915)
(c.1954)
linocut
screenprint
(1806-13)
engraving
(c.1945)
(1975)
etching and aquatint
(1977-79)
(1929)
(1928)
(c.1985)
off-set lithograph
(1977)
lithograph