© Artists Rights Society (ARS), New York/VG Bild-Kunst, Bonn aus Künstlerpost (from Künstlerpost) Joseph Beuys Accession Date: 05/01/06 Accession Number: F-BEUYS-106.015 1969 plastic envelope with margarine and white chocolate, stamped; envelope stamped with oil paint (Browncross) 12 3/4 x 9 1/4 x 3/8 in. (32.39 x 23.5 x 0.95 cm)