(1980)
photo-etching
(2003)
embossing (pressed aluminium); screenprint
(1993)
linocut
(1983)
lithograph
soft-ground etchings
(1968)
(1860)
(c.1920)
(c. 1950)
engraving
open-bite etching and aquatint
(1977)
transfer-lithograph
(1940-1950)