(1954-55)
woodcut
(1953-54)
lithograph
(1955-56)
(1958)
linocut
(1960)
hardgound etching
(1974)
etching
(1977)
(1978)
hard ground
(c.1930)
drypoint
(1996)
inkjet print
(1930)
(1944)
screenprint
(1986)
photo-screenprint