(1961-62)
lithograph
engraved lino block
(1977)
etching and aquatint
(1947)
linocut
(by 1935)
Monotype
(1930s)
etching and drypoint
(1957)
(1976)
woodcut
(c. 1940)
(c.1965)
(c.1978)
(1990)
(1984)
etching
(1962)