(1974)
screenprint
(2004)
stencil
(1983)
drypoint
(1998)
engraving
((1955))
lithograph
(1959)
(1884)
(1986)
(1988)
hard ground
(1980)
etching
(2003)
etching and aquatint
(2001)
(1976, October)
photo-etching
photo-etching and aquatint
(1976)
linocut