CHT225163 Letter written by Voltaire when working as a secret agent at the Hague to the French Foreign Minister in Paris, 1st August 1743 (pen & ink on paper) by Voltaire, Francois Marie Arouet (1694-1778); Archives du Ministere des Affaires Etrangeres, Paris, France; (add.info.: Lettre de Voltaire, agent secret a la Haye, au Secretaire d\'Etat aux Affaires Etrangeres; on remarque en dessous des mots un code secret de chiffres; below the letter is a secret code of numbers;); 穢 Archives Charmet; French, out of copyright.