(June 1931)
etching
(1954)
linocut
(1987)
etching and aquatint
screenprint
(1992, April)
lithograph
(1975)
(1985)
(1990, October)
(1986)
(1922)
(1991)
(1934)
wood-engraving
(1981)
(c.1928)
(1980)
(1982)