David Smith (1906–1965), Tanktotem IX, 1960. Painted steel, 90 × 33 × 24 1/8 inches (214.6 × 94 × 35.9 cm). Storm King Art Center, Mountainville, New York, gift of the Ralph E. Ogden Foundation, Inc. © The Estate of David Smith/VAGA, New York. Photograph by David Heald; courtesy The Estate of David Smith