(1992)
etching
(1966)
etching and aquatint
(1964)
linocut
(1967)
(1937)
(1981)
(2005)
aquatint
(1984)
screenprint
(1970s)
(c.1943)
(1974)
photo-lithograph
(2001, 16 June)
lithograph
(2001, February)
(1831)
(1999, October)
(1999)