Italian painter, the the best of Leonardo's Milanese followers. Most of his works are in Milan, but others are in Berlin, Budapest, Cambridge Mass. (Fogg), Florence (Uffizi), London (National Gallery), New York (Metropolitan Museum), Paris (Louvre and Jacquemart-André) and Philadelphia (Johnson). An interesting portrait by him is at Chatsworth, Derbyshire, and another, in Washington (National Gallery of Art), may have been worked on by Leonardo. //