(1965-75)
etching
(1997, May - July)
lithograph
(1988)
drypoint
(1812)
engraving
(1848)
hardground-etching
(1824)
etching and aquatint
(1983)
(1998)
(1908)
(1984)
hard ground
(1992)
(1986)
(1977)