(1980)
woodcut
(1865)
lithograph
(1957)
collograph
(1954)
drypoint and etching
(1973)
screenprint
(1993, September - October)
drypoint
(1935)
wood-engraving
(1962)
etching
(1968)
(1961, November)
etching and aquatint
colour separations by colour reproductions
(1965)