((1968-69))
etching
(1988)
linocut
(1981)
photo-etching
(2010)
(1987)
(1998)
computer generated
(1982)
etching and aquatint
(1995)
lithograph
(1931)
wood-engraving
(1989)
(1974)
screenprint
(c.2001)
(1854)
(1847)
(1850)
(1986)
engraved lino block
drypoint and lift-ground aquatints