9 Postkarten: Kraftvergeudung (9 Postcards: Waste of Energy)
Joseph Beuys
1978
offset on cardstock, stamps reproduced
5 7/8 x 4 1/8 in. (14.92 x 10.48 cm)
© Artists Rights Society (ARS), New York/VG Bild-Kunst, Bonn
© Artists Rights Society (ARS), New York/VG Bild-Kunst, Bonn