Two-part screenprint with hinges, to be opened; front print die-cut and mounted on acetate; rear print mounted on wooden support, 1967-68. 705x555 mm; 27 3/4x21 7/8 inches. Edition of 75. Signed and numbered "46" in pencil on the label, verso. Printed by Hans-Peter Haas, Stuttgart and Haarhaus, Cologne. Published by Documenta-Foundation, Kassel, with the label verso, and Galerie der Spiegel, Cologne. Schellmann 5.
