Anonymous Spanish painter, circa 1582 Presumed portrait of three children of King Philip II of Spain and Queen Anna of Austria : the future King Philip III (1578 – 1621), Diego (1575 –1582) and Maria (1580 – 1583) Oil on canvas : 127,7 X 100,6 cm Unsigned Bears a date in Roman numbers upper middle “MDLVI” (1556) Bears the age in Roman numbers above the head of each child : “IIII” (4), “VI” (7) and “II” (2) Frame : 143,7 X 116,2 cm