Isaac Witkin, Kumo Posted bylyndensculpturegarden March 24, 2020April 20, 2020 Isaac Witkin (American, b. South Africa, 1936 – 2006) Kumo, 1970 Weathered corten steel © Estate of Isaac Witkin Photo: Claire Ruzicka. Click to listen to docent Lloyd Hickson talk about Kumo. Click to listen to docent Carol Stephenson talk about Kumo.