(1929)
etching
(1979)
screenprint
(1983-84)
(1973, January)
(1974)
photo-screenprint
(c.1838)
wood-engraving
(1923)
softground etching and aquatint
(1985)
drypoint
(1990)
engraved lino block
(1907)
monotype
(2002-3)
linocut
(1973-74)
aquatint
(1969)
(c.1978)
colour photocopy
(1991)