BOYER (Philoxène )The Rhine and the Burgraves. Letter to Mr. Victor Hugo. Grenoble : impr. of J.-L. Barnel, 1849. - In-8, stiff parchment, smooth spine (period binding). Very rare first edition, printed in a small number, of this remarkable literary study on Victor Hugo. Copy of the journalist Auguste Vitu (1828-1891), founder of "L'Étendard" and editor of "Le Peuple français" in 1870. It includes this beautiful letter from the author on the title: "To my dear Auguste Vitu this I entrust // not to the judgment of the critic, but to the good // -watchfulness of the friend. // Philoxène Royer " Binding stained.