(1966)
lithograph
(1996, October)
(1926)
etching
(1922)
((1955))
(1955)
screenprint
(1972)
(2003)
stencil
(1978)
(1981)
(2004)
(c.1941)
watercolour and ink
(1984)
(1987)
((1971))
(2000)
lithographs