(1969)
linocut
(1966)
(by 1967)
(2010)
(1949)
monotype
(1955)
lithograph
(1991)
mezzotint
(1990)
woodcut
(2002, May)
screenprint
(c.1955)
etching and aquatint
(1985, March)
photo-etching and aquatint
(1981)
lithographs
(1964)