(1937)
linocut
photographic reproduction
(c.1965)
etching
(1963)
woodcut
(1950s)
letterpress
(1969-70)
screenprint
(c.1966)
(1965)
screenprint on letterpress
(1967)
collograph; watercolour
(c.1962)
(1959)
(c.1968)
(1968)
(1964)
(c.1970)