(1973)
offset lithograph
(c.1970s)
screenprint
(1974)
(1978)
(1991)
lithograph drawn with Korn's litho crayon
(2000 - 2002)
gouache
(1968)
etching and aquatint
(1981)
(1992)
etching
letterpress text
(about 1934)
linocut
(1930)
wood-engraving
(1962)
woodcut
(1960)
(1986)
aquatint
(1927)
drypoint
(1957-58)
lithograph
photo-etching