(2000 - 2002)
gouache
(1928)
lineblock
(1952)
linocut
(1983)
etching and aquatint
(1977 - 1978)
etching
(1976)
screenprint
(June 2004)
computer generated
(2005)
etchings
(c.1939)
lithograph
(1986)
hardground-etching
(1964, 27 July)
lithoraph
(1855)
engraving
(1935)