Kolner Bettler I-IV

SIGMAR POLKE (B. 1941) Kolner Bettler I-IV the complete set of four offset photographs, 1972, on Schueller-Turm, all signed in pencil, all numbered 87/100, published by Baron/Boisanté Editions, New York, all with full margins, the palest mat staining, very minor surface soiling in the margins, otherwise all apparently in very good condition, one examined out of the frame all P. 12 5/8 x 17 3/8 in. (321 x 441 mm.) all S. 17 x 24 in. (432 x 610 mm.) (4)