(1991)
etching
(1981)
screenprint
(1976 (dated))
(1999)
aquatint
(1953)
woodcut
(1965)
lithograph
(c.1930)
aquatint and etching
(c.1970)
(1963)
(2006)
etching and aquatint
(1927)
linocut
(1960)
(1930)
(1988)
(1984)
(1986)