(1976)
offset-lithograph
(1964)
lithograph
(1991, April)
screenprint
(1984)
etching
(1925)
(1988)
(1899)
transfer-lithograph
(1906)
(1980)
(1963)
aquatint
(1981)
(1972)
half-tone photo-etching
(1973)
(1983)
(1987)
various
(1996)