Portrait of Cardinal César d'Estrées by Jacob Ferdinad Voet (1639-1689). Oil on canvas, 73.5x61.3 cm. Bibliography: "Ferdinand Voet, known as 'Monzù Jacob Ferdinando', Portrait of Cardinal César d'Estrées" in Altomani Maastricht Tefaf 2002, chapter 7, Altomani, Pesaro-Milan, 2002; F. Petrucci, Ferdinand Voet, court portrait painter between Rome and 17th-century Europe, Rome 2005, Ugo Bozzi Editore, page 15; F. Petrucci, Portrait Painting in Rome. The 17th Century, Rome 2007, Budai Editori