(2010)
(1977)
screenprint
(c1968)
etching
(c. 2004)
stencil
(2001)
computer generated inkjet prints
(1983)
(1971)
(1939)
wood-engraving
(c.1930s)
lithograph
(2000)
aquatints
((1960s))
(1989)
hard ground
(1957)
aquatint