Marc Antoine Ren?? de Voyer, Marquis de Paulmy and 3rd Marquis d'Argenson, 1722 - 1787. French ambassador to Switzerland, Poland, Venice and to the Holy See, Minister of War, noted bibliophile and collector of art. After a work by French Rococo portraitist, Maurice Quentin de La Tour, (1704 ??" 1788). From La Tour, published 1920.