(1873)
steel engraving
(1979)
etching
(1852)
letterpress
(1855-56)
lithograph
(1867)
(1870)
wood-engraving
(1912)
(1989 - 2002)
softground-etching
linocut
(c.1937)
(1952)
(1965)
(c.1925)
(1934)
(1918)
soft-ground and drypoint
(1942)
(c.1947)
aquatint
(1978)
screenprint
(1985)