PARIS, FRANCE - JUNE 13: (L-R) Baron Francois Xavier de Sanbucy de Sorgues, his wife Princess Chantal de France and Belgium Ambassador to France, Vincent Mertens de Wilmars attend Barbara de Nicolay signs her Book "L'Esprit du Chateau de Lude" with the Eric Sander's "Le Lude" Photos Exhibition preview and the Helene Dalloz-Bourguignon's "La main verte" Exhibition view at Galerie Pierre Passebon on June 13, 2017 in Paris, France. (Photo by Bertrand Rindoff Petroff/Getty Images)
PARIS, FRANCE - JUNE 13: Princess Chantal de France and her husband Baron Francois Xavier de Sanbucy de Sorgues attend Barbara de Nicolay signs her Book "L'Esprit du Chateau de Lude" with the Eric Sander's "Le Lude" Photos Exhibition preview and the Helene Dalloz-Bourguignon's "La main verte" Exhibition view at Galerie Pierre Passebon on June 13, 2017 in Paris, France. (Photo by Bertrand Rindoff Petroff/Getty Images)
PARIS, FRANCE - JUNE 13: Princess Chantal de France and her husband Baron Francois Xavier de Sanbucy de Sorgues attend Barbara de Nicolay signs her Book "L'Esprit du Chateau de Lude" with the Eric Sander's "Le Lude" Photos Exhibition preview and the Helene Dalloz-Bourguignon's "La main verte" Exhibition view at Galerie Pierre Passebon on June 13, 2017 in Paris, France. (Photo by Bertrand Rindoff Petroff/Getty Images)
PARIS, FRANCE - JUNE 13: Princess Chantal de France and her husband Baron Francois Xavier de Sanbucy de Sorgues attend Barbara de Nicolay signs her Book "L'Esprit du Chateau de Lude" with the Eric Sander's "Le Lude" Photos Exhibition preview and the Helene Dalloz-Bourguignon's "La main verte" Exhibition view at Galerie Pierre Passebon on June 13, 2017 in Paris, France. (Photo by Bertrand Rindoff Petroff/Getty Images)
