AD reporter Cyril Rosman saw 'Portrait of a Lady' in a Robles Casas & Campos ad for a property near Buenos Aires The painting was looted during WWII from Dutch-Jewish dealer Jacques Goudstikker in 1940 and traced to SS officer Friedrich Kadgien Art historians Annelies Kool and Perry Schrier confirmed the painting is not a copy, requiring physical examination for final verification Interpol and Argentine police raided a Mar del Plata villa, seizing items but not recovering the painting Marei von Saher plans legal restitution for the artwork Hundreds of thousands of Nazi-looted works remain unaccounted for, highlighting slow restitution efforts.