(1975)
lithograph
(1970)
(1983)
drypoint
(1995, August)
etching
etching and aquatin
(1946)
(1967)
(1996)
linocut
screenprint
(1984)
hardground-etching
(1925)
woodcut
(1980)
(1961)
(1995, September - October)
aquatint
(1988)
etching and drypoint
(1999)
monotype
(by 1975)
(1985)