(c.1921)
drypoint
(1999)
linocut
(1954)
lithograph
(1984, April)
photo-etching and aquatint
(1956)
(1952)
(2001, July)
(1932)
(1970)
etching and aquatint
(1982)
screenprint
(1992)
(1965)
(2005)
(1991)
(1925)
etching and drypoint
(1976)
woodcut printed in colour from one block; lithograph