(1981)
etching
(1793)
engraving
(1986 - 1987)
lithograph
(1989)
etching and aquatint
(1966)
screenprint
(1990)
(1968-69)
drypoint
(1988, September - October)
(1988)
(1960-70)
(1962)
(1977)
(1973)
linocut
(1986)
offset-lithograph