Original Art Oil Painting, measuring: 66.04W x 45.72H x 0.25D cm, by: Robert Petrick (United States). Styles: Street Art, Conceptual, Abstract, Expressionism. Subject: Abstract. Keywords: Urban, Gestural, Nyc, Minimal, Blackand White. This Oil Painting is one of a kind and once sold will no longer be available to purchase. Buy art at Saatchi Art.