(1825)
line-engraving
(1989)
etching and aquatint
lithograph
(1956)
linocut
(2004)
drypoint etching
(c.1940s)
(1975, May)
(1990)
(1991)
lithograph drawn with Korn's litho crayon
(1960-70)
(1992)
offset-lithograph
(1955)