Installation view of "Charcoal Tree, and Leaves" (1984-85) by Giuseppe Penone in the exhibition "The Knot: Arte Povera at P.S. 1" (October 6–December 15, 1985)
October 6–December 15, 1985. MoMA PS1 Archives, I.A.1524. The Museum of Modern Art Archives, New York. INPS1.470.8. Photograph by Ed Leffingwell.
