JEAN-MARTIAL FREDOU (1710-1795) Portrait of Maria Josepha of Saxony, Dauphine of France (1760) Oil on canvas 64 x 54 cm Museum Boymans-van Beuningen, Rotterdam To enlarge the image, right-click on it and "open in a new tab" Unfortunately, we do not know who was creator of this beautiful portrait is, according to the records of …