XEE4144772 Original copy of the first ??????Letter written to a provincial??????on January 23, 1656 by Blaise Pascal under the pseudonym Louis de Montalte. Library of Port-Royal. Paris. by French School, (18th century); Bibliotheque de la Societe de Port-Royal, Paris, France; (add.info.: Original copy of the first ??????Letter written to a provincial??????on January 23, 1656 by Blaise Pascal under the pseudonym Louis de Montalte. Library of Port-Royal. Paris.); Stefano Bianchetti.