(2006)
etching
(c.1937)
etching printed in brown ink with plate-tone
(1953)
((1968-69))
(1990)
collograph
drypoint
(2002)
photocopy
(2004)
stencil
(2003)
screenprint
(1946)
monotype
offset-lithograph
(1981)
photo-offset lithogaph
(1992)
(2009)
(1985)