Although the Prussian agents were present at these meetings the route taken by these letters remained so “completely secret” that all the efforts of the postal authorities to intercept them were in vain. ###>Bien que les agents de la Prusse assistassent à ces réunions, le chemin que prirent ces lettres resta pour eux si absolument secret que la poste, malgré tous ses efforts, ne put s'en saisir. Ecoutons comme notre grillon chante mélancoliquement dans son vieux mur.