© Artists Rights Society (ARS), New York/VG Bild-Kunst, Bonn Difesa della natura (Defense of Nature ) Joseph Beuys Accession Date: 05/01/06 Accession Number: F-BEUYS-106.493 1984 color offset on heavy paper 25 5/8 x 34 1/4 x 1 1/8 in. (65.09 x 87 x 2.86 cm)