(1965)
linocut
(1997)
computer generated
(1976)
screenprint
(2004)
stencil
(1993)
(c.2001)
(1983)
lithograph
(2007)
etching and aquatint
(1978)
(1980s)
(1992)
etching
(1919)
(1962)
(1961)