(2002)
open-bite and aquatint
(1932)
linocut
screenprint printed in colour
etching
(2005)
etching and aquatint
(July 1990)
(1991)
(1978)
hard ground etching
(2004)
(c.2006)
photopolymer-gravure
(1915)
(1969 (about))
hardground-etching
(1990, January)