(1930)
etching
(1988)
screenprint
(1989)
(1923)
softground-etching
(1976)
(c.1976)
(1986)
photocopy
(1994-1999)
woodcut
((1978))
photo-lithograph
(1987)
(1929-30)
engraving
(c.1960)
printed in black ink
(1956)
lithograph
(1961)