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Hanne Darboven

49 x 49 (7 x 7 = 49), 1972-73

Graphite pencil on 49 sheets of lined paper

96 1/2 x 69" (245.1 x 175.2 cm) overall; 13 3/4 x 9 7/8" (34.9 x 25.0 cm) each