The painting shows a girl in a bonnet and her younger brother staring across the Normandy coast toward an unknown horizon. The artwork itself faced an unknown future in 1942, when it was acquired in Paris for Adolf Hitler , one of countless works swept up in the Nazi plunder of European Jews. On Tuesday, it went on permanent display in a new room at the city's Musée d’Orsay as part of France’s long-delayed reckoning with Nazi-era looting. The gallery is the first in the museum's history given over to the orphaned masterpieces of the Nazi era. It is also the first such display in France where the paintings are hung so visitors can read the backs. The stamps, labels and inventory marks map how each piece of art moved from private homes into Nazi hands. The painting by Belgian artist Alfred Stevens was originally earmarked for the Führer’s planned museum in Linz , Austria. But by 1943, it was reassigned to Hitler’s mountain home in the Bavaria region of Germany.…