"Exploratory Works: Drawings from the Department of Tropical Research Field Expeditions" is on view Wed-Sun 12-6pm | Thurs 12-8pm. #ExploratoryWorks Isabel Cooper, “Untitled (Frogs, Insects, Plants)”, Kartabo, British Guiana, 1919. Watercolor on paper, 11 x 13 1/2 inches (28 x 34 cm).