(1925)
wood-engraving
(1979)
screenprint
(1983)
etching
(1991)
woodcut
(1988)
(1997, November)
lithograph
(1842-47)
(by 1975)
(1955-56)
monotype
(1952)
(2010)
linocut
(2000)
embossing (pressed aluminium); screenprint
(2005)
woodcut and zinc plate
(1987)