(1981)
etching
(2002)
linocut
(2007)
(1911)
etching and aquatints
(1925)
drypoint
(1923)
((1955))
lithograph
lead pencil
(1990)
woodcut
(1986)
photocopy
(1955-56)
etching and foul biting
(c.1954-55)
etching and drypoint
(1784)
engraving
(1929)
(1966)
etching and aquatint