Ceremonial train of a dress that belonged to the Comtesse de Boigne. Velvet and gold threads embroidery. Collection Pierre-Jean Chalençon. Adélaïde Charlotte Louise Éléonore known as Adèle d'Osmond, who became comtesse de Boigne when she got married (Versailles, February 19, 1781 - Paris, May 10, 1866)