Peter Paul Rubens (1577-1640)-attributedPeter Paul Rubens (1577-1640)-attributed, Oil study of a boy turning to the right; and holdig his hands to an alligator skin; painting section part from a larger painting, possible oil study for the monumental Painting The four continents or rivers Danube,Ganges,Nile,Rio d la Plata of in the Kunsthistorische Museum Vienna; oil on canvas.46x32.5cm