From Wikimedia; sepia tone removed.
Maria Cristina wears a late 60s crinoline under a shawl turned into a huge mantilla in this Pierson & Mayer photo.
Keywords: Pierson & Mayer, María Cristina de Napoles, Borbone family, Borbón family, Princess, Queen, straight coiffure, veil, lace, high neckline, long banana sleeves, crinoline