ATTRIBUTED TO ANTON RAPHAEL MENGS (GERMAN, 1728-1779)

ATTRIBUTED TO ANTON RAPHAEL MENGS (GERMAN, 1728-1779) Maria-Antonia-Walpurgis, Hereditary Electress of Saxony (1724-1780), in pale green silk dress with pink lining, ermine-trimmed blue cloak, wearing the breast-star of the Imperial Russian Order of St Catherine and the badge of the Habsburg Order of the Starry Cross, powdered hair on vellum oval, 2¼ in. (57 mm.) high, tortoiseshell frame with pearl and ruby-set gold surmount