Younger sister of Napoleon (1780–1825). ALS in French, signed “Pauline,” one page, 4.75 x 7.5, September 28, 1815. Letter to her brother Lucien. In part (translated): “It is with great pleasure, my dear Lucien, that I learn of your arrival in Rome…You’ve probably heard about all my grief and the bad conduct of Prince Borghese. But what afflicts me most are the misfortunes of my family. You don’t doubt, my dear Lucien, about my attitude during the time of your detention. I have so many things to tell you. What joy to be able to see you again.” Reverse of second integral page is addressed in Pauline’s hand. In very good condition, with intersecting folds and scattered toning. RR Auction COA.