((1968-69))
drypoint
(1968)
engraving
(1944-46)
screenprint
((1962-63))
(c.1945)
(1962)
etching
(c.1948)
linocut
((1955))
etching and aquatint
(1978)
lithograph
(c.1923)
(1923)
(1952)
(1972)
(1999)
(1999, October)
(1960-70)