(1990)
lithograph
((1968-69))
etching
(1971)
softground-etching
((1962-63))
etching and drypoint
drypoint
(1967)
etching and aquatint
(1953)
monotype
(1965)
(1964)
(1973-74)
aquatint
(1978)
(1990, January)
woodcut