(c.1960)
linocut
(1873)
steel engraving
(1979)
etching
(1852)
letterpress
(1855-56)
lithograph
(1867)
(1912)
(1989 - 2002)
softground-etching
(1952)
(1965)
(1942)
(c.1947)
aquatint
(1978)
screenprint
(1987)
(1985)
hardground-etching and aquatint
(1977)
(1997, 11 August)
(1964)
line-engraving
(2000 - 2002)
gouache