(1945)
aquatint
(1950s)
etching and lavis
(c.1961)
lithograph
engraved lino block
(1947)
linocut
(1977)
etching and aquatint
(1976)
woodcut
(c.1963)
(by 1935)
Monotype
(c.1965)
(1957)
(c. 1940)
(1930s)
etching and drypoint
(c.1978)