695078 Bouquet of precious stones, 1762 (colour engraving) by Pouget, Jean-Henri-Prosper (d.1769) (after); Bibliotheque des Arts Decoratifs, Paris, France; (add.info.: Brooch designed for Victoire de Rohan (1743-1807) Princesse de Gu矇m矇n矇 by the Parisian jeweller, Jean Henri Prosper Pouget and illustrated in his treatise on jewellery \'Trait矇 des pierres pr矇cieuses et de la mani癡re de les employer en parure\', published in Paris in 1762; Victoire de Rohan had married in 1760 her cousin, Henri Louis de Rohan, later prince de Gu矇m矇n矇 and nephew of Cardinal de Rohan, implicated in the Affair of the Diamond Necklace (Collier de la Reine); from 1778-82 Mme de Gu矇m矇n矇 became Governess to the children of Louis XVI and Marie Antoinette (Gouvernante des Enfants de France);).