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Helene d'Orleans, the Duchess of Aosta, late 19th-early 20th century. Portrait of British-born Helene d'Orleans, Duchess of Aosta (1871-1951) who married Emanuele Filiberto, Duke of Aosta. (Photo by The Print Collector/Print Collector/Getty Images)

Helene d'Orleans, the Duchess of Aosta, late 19th-early 20th century. Portrait of British-born Helene d'Orleans, Duchess of Aosta (1871-1951) who married Emanuele Filiberto, Duke of Aosta. (Photo by The Print Collector/Print Collector/Getty Images)