(c.1929)
etching and aquatint
(1987)
etched copper plate
(c.1927)
etching
(1985)
screenprint
(1994)
linocut
(1979-1980)
(1921)
monotype
(1965)
line-engraving
(1984)
hardground-etching
(1981)
wood engraving
(c.1974)
lithograph
(by 1925)