(1957)
lithograph
(1992)
softground etching
softground etching and aquatint
etching and aquatint
etching
lithographs
(1958)
relief-etching
(c.1960)
drypoint
((1949))
monotype
(1938)
(July 1989)
(1989)
drypoint and roulette
(1983)
screenprint
(1966-67)
(c.1930)
woodcut