Isabelle de Charriere, 1740 - 1805, also known as Belle van Zuylen, nee Isabella Agneta Elisabeth van Tuyll van Serooskerken, and Madame Isabelle de Charriere. Dutch letter writer and novelist of the Enlightenment. After a work by French Rococo portraitist, Maurice Quentin de La Tour, (1704 - 1788). From La Tour, published 1920.