(1991-94)
etching and aquatint printed in black ink
(1968)
etching
(1830)
lithograph
(1836)
pen-lithograph
((1924))
collotype
(1995)
screenprint
(2000, November)
linocut
(2000, June)
(1989-90)
(1988)
wood-engraving
(1938)
drypoint
(1994)
(c.1922)
etching and drypoint
(1927)
(1964)
monotype
(1954)
(1986 - 1987)
(1997)
(2000, August)