(1979)
lithograph
(1970)
(1989)
softground etching
(1966)
(1855-56)
(1975)
screenprint
(1992)
(1990)
woodcut
((1860))
(1957)
(1989, June-August)
(1931)
letterpress
(1984)
etching
(1987)
linocut
(2001)
computer generated inkjet prints
(2001, 24 August)
offset-lithograph