(1991, March)
etching
(1980)
screenprint
(1930)
woodcut
(1963)
linocut
(1977 - 1978)
(1981)
lithograph
(1984)
(1939)
(1784)
engraving
(15 July 1999)
(1979)
(1918)
(1999, July)
collograph
(1976)
(1992)
(1987)
offset-lithograph