This volume concludes the publication, begun in volumes 41 and 103 of Biblio 17, of selected portions of the eighteen year correspondence between Christophe Dupuy, Prieur in urbe of the Carthusian order, and his famous brothers Pierre and Jacques in Paris. Bibliothécaires du roi and spiritual descendants of the historian de Thou and the politiques of the Renaissance, Pierre and Jacques Dupuy were at the center of intellectual life in the Paris of the first half of the seventeenth century. Christophe Dupuy's letters to them chronicle the private and public concerns affecting the République des Lettres