(c.1929)
drypoint
(1990)
screenprint
(2007)
digital print
(1955-56)
etching
(1980-94)
offset-lithograph
(by 1932)
engraved plywood blocks
woodcut
(1978)
(c.1990)
offset lithograph
(June 1982)
(1992)
(1983)
photograph