(c.1960)
monotype
(1956)
softground etching
(c.1923)
woodengraving
etching
(1952)
linocut
((1946))
offset-lithograph
(1962)
lithograph
(1886)
(1963)
(1960)
(1992, July)
collograph
softground-etching
(1999, October)
(1994)
drypoint
(c.1956)
(1953)