(1960-80)
etching
(1995)
spirit-duplicator
(1964)
etching and aquatint
(1963)
(1988)
(1987)
hardground etching
(1957-58)
lithograph
(1999)
hardground-etching
(1991)
screenprint
(1984)
linocut
(1983)
offset-lithograph
(c.1968)