(1997, December)
etching and aquatint
(1997, July)
linocut
(1988)
hardground-etching and aquatint
screenprint
(1989)
(1975)
electric hand engraving tool
etching
(1991)
lithograph
(1936)
aquatint
(2000, June)
(1900)
((1956))
(1994)
(2004)
stencil