Robert-Fleury, Joseph-Nicolas (1797-1890); French. Medium: oil on canvas. Date: 1840. Conference of Roman Catholic prelates and Protestant ministers initiated by Catherine de' Medici and Michel de L'Hospital in the hope of bringing a peaceful reunion of the two communions; Provenance: Societe de l'Histoire du Protestantisme francais, Paris. Photographic Rights The Bridgeman Art Library.