(1981)
linocut
(1960)
monotype
(1926)
aquatint (spirit-ground)
pencil drawing
etching
(1993, November)
stamp
(1920)
line-etching and drypoint
(1991)
(c.1927)
aquatint
(1984)
(2005)
etching and aquatint
(1993)
etching and roulette