 In 1747, he painted the portrait of Louis, Dauphin of France.In a more familiar vein, he provided a "Saint Stephen and the False Witnesses" for the chapelle Saint-Symphorien in the Church of Saint-Germain-des-Prés, 1745.A major loss was his illusionistic decor for the chapel in the Hôpital des Enfants-Trouvés (1746–1750), built by Germain Boffrand but demolished in the 19th century.