1968–70
Dieter Roth Swiss, born Germany, 1930-1998
Sweden
Triptych composed of two sheets with wax and acrylic paint, over color screenprint with offset lithography and a third sheet with acrylic paint, with black fiber-tipped pen, over color screenprint with offset lithography, all on ivory wove paper laid down on wood-pulp laminate board, with additional screenprints with offset lithography laid down on versos