(1975, May)
lithograph
(2010)
(1996, April)
linocut
(1958)
woodcut
(1954-55)
(1967)
(1966)
(1960, July)
aquatint
(1961-62)
(1982)
(c.1928)
(1976)
(1947)
(1977)
etching and aquatint
(1930s)
etching and drypoint
(c.1963)