(1965)
line-etching
(October 1965)
line-etching and aquatint
(May 1965)
etching
(1985)
(1960s)
etching and aquatint printed in black ink
(1841)
lithograph
(1934 (about))
linocut
((1956))
(1972)
screenprint
(1984)
(2002)