(by 1931)
pencil drawing
(c.1923)
etching
(c.1925)
woodcut
(1833)
lithograph
(1988-89)
(1934)
wood-engraving
(1920s)
(1930s?)
(1923)
(2000 - 2002)
gouache
(1967)
open-bite etching and aquatint
(1983-84)
screenprint
(2005)
(1980)
etching and aquatint
(1989)