(1989 - 2002)
softground-etching
linocut
(c.1937)
(1952)
etching
(1965)
(c.1925)
(1934)
(1918)
soft-ground and drypoint
(1942)
(c.1947)
aquatint
(1978)
screenprint
(1985)
(1987)
lithograph
hardground-etching and aquatint