BEUYS, J. Filzpostkarte. Heidelb., Ed. Staeck, n.d. In or. cardboard box. -- Id. Holzpostkarte. Heidelb., Ed. Staeck, n.d. (=1974). -- Id. Postkarten. Heidelb., Ed. Staeck, n.d. 24 postcards. In or. cardboard box. (Still in shrink film, unopened). -- Multiples, all signed in pencil by Beuys. (3).