Parviz Tanavoli. Heech (Nothing), 1972. Bronze on wood base. 22 1/4 x 12 x 8 inches (56.5 x 30.5 x 20.3 cm). base: 5 x 5 x 5 inches (12.7 x 12.7 x 12.7 cm). Grey Art Gallery, New York University Art Collection, Gift of Abby Weed Grey, 1975.