(1979)
offset-lithograph
((1953))
lithograph
(1930s)
linocut
(1970)
(1989)
offset lithography
(1987)
screenprint
(1992, May-July)
etching
(c.1930)
(1933)
(1997)
(1925)
wood-engraving
(1838-39)
engraving
(1945)