Dieter Roth. Quadrat Print (Quadratblatt). 1965

Artist's book, offset printed, page: 9 13/16 x 9 13/16" (25 x 25 cm). Publisher and printer: Steendrukkerij de Jong and Company, Hilversum, the Netherlands. Edition: 1,000. The Museum of Modern Art Library, New York. Photograph: Peter Butler. © 2013 Estate of Dieter Roth