The greek GALENO di Pergamo (129-201). Fantasy portrait titled GALEN CONVERSION engraved by J. Caldwall pubblished in book" Medical Extracts: On the Nature of Health with pratical observations and the laws of nervous and fibrous systems" by Robert John Thornton, London, 1796-1797. Was physician, surgeon and philosopher in the Roman Empire at time of Emperors Antonino and Commodo