2-ALEXANDRE IER OF RUSSIA. Correspondence with his sister the Grand Duchess Catherine, Princess of Oldenburg, then Queen of Württemberg (1805-1818). Pub. by Grand Duke Nicolas Mikhaïlowitch. Saint-Pétersbourg, Manufacture des Papiers de l'Etat, 1910, in-4, XXVI-287 pp. index, 8 plates t. and 2 facsimiles of autographs, havana half-maroquin, spine ribbed, cover preserved (period binding). Rare first edition. Very important correspondence from the Tsar to his favorite sister. It includes, for example, a remarkable letter sent on September 18, 1812, the day after the battle of Borodino and the surrender of Moscow, in which Alexander "offers a masterly overall picture of Russia at the given moment, with a detailed account of the respective situations of the belligerents, and bears witness to a perfect knowledge of public opinion and of all the rumors in circulation" (intro., p. VII). A good copy.