1452–1519, Italian painter, sculptor, architect, and engineer: the most versatile talent of the Italian Renaissance. His most famous paintings include The Virgin of the Rocks (1483–85), the Mona Lisa (or La Gioconda, 1503), and the Last Supper (?1495–97). His numerous drawings, combining scientific precision in observation with intense imaginative power, reflect the breadth of his interests, which ranged over biology, physiology, hydraulics, and aeronautics. He invented the first armoured tank and foresaw the invention of aircraft and submarines