(1991)
lithograph drawn with Korn's litho crayon
(1960-70)
lithograph
(1992)
offset-lithograph
(1955)
etching and aquatint
(1942)
wood-engraving
(1855-56)
etching
((1856))
sepia photograph
sepia drawing
(1982)
screenprint
(1989)
(22 November 1999)
(1996)
hardground-etching and aquatint
Additional linocut