(1980)
etching and aquatint
(1990)
etching
(1921)
(1838)
engraving
(1983)
(1922)
(1829)
(1855)
(1914)
(1835)
(1958)
lithograph
(1952)
(1918)
(1988)
linocut
(1933)
(1971)
(1976)
aquatint
(1982)
(1918 (documentation))