(1800)
engraving
(1975)
etching
(1989)
wood-engraving
(1996, September)
drypoint and etching
(1978)
etching (lithographic crayon resist)
(1993)
lithograph
((1955))
(1979)
etching and aquatint
(1983, before 14 December)
screenprint
(1984)
(1983)
pencil drawing
(1994, October-November)
linocut
(1982)
(1962)
(1999, May)