© Artists Rights Society (ARS), New York/VG Bild-Kunst, Bonn DDR-Riechstein Joseph Beuys Accession Date: 05/01/06 Accession Number: F-BEUYS-106.495 1984 bird whetstone, with handwritten addition, in cardboard box 7 7/8 x 5 1/2 x 1 5/8 in. (20 x 13.97 x 4.13 cm)