Production still from "Ursula von Rydingsvard: 'Ona'" (2013)

Ursula von Rydingvard applies patina to a cast bronze section of "Ona" (2013) at Polich Tallix Fine Art Foundry, Rock Tavern, New York, 2013
Production still from the Art21 "Exclusive" episode, "Ursula von Rydingsvard: 'Ona'"