(1965-66)
etching
(1963-64)
aquatint
(1984)
etching and aquatint
(1974-74)
screenprint
(1990)
linocut
(1926)
drypoint printed in brown ink with plate-tone
(1983)
(1998)
lithograph
(1981)
(1956)
(1985)
(1936)
(c.1960)
(c.1930)
(c.1928)
drypoint
(1897)
(1966)