((1920-21))
stencil
(1962)
woodcut
(1970)
(1999)
etching
(2 March 1975)
screenprint
(1989)
(1984, March)
photo-etching and aquatint
(1974)
airbrush stencil
(1975)
(by 1934)
(1984)
linocut
(c.1955)
(1977)
photo-screenprint