March 3, 2013 499 × 635 Pietro Rotari (1707—1762) Portrait of Marie Kunigunde of Saxony (1740-1826), Abbess of Thorn and Essen, daughter of Augustus III of Poland, circa 1755 Pietro Rotari (1707—1762) Portrait of Marie Kunigunde of Saxony (1740-1826), Abbess of Thorn and Essen, daughter of Augustus III of Poland, circa 1755