PESSOANA: livro da biblioteca particular de Fernando Pessoa com assinatura do poeta (PESSOANA: Book of the Private Library of Fernando Pessoa with signature of the poet) PESSOANA.- Considérations sur les mœurs de ce siècle / par Duclos.- Paris: Lebigre Frères, 1834.- 235, [1] p.; 135 mm.- E. Notable specimen for presenting, on the fly guard, the signature of the poet Fernando Pessoa, for which it will have belonged to his private library. Charles Pinot Duclos (1704-1772), French writer, scholar and historian, born at Dinan, was a friend of Rousseau, protege of Madame de Pompadour and collaborator of the Encyclopédie de Diderot and d'Alembert. The copy is on the online catalogue of the private Library of Fernando Pessoa (ref. 0001139). Half-binding of the time, handled and without spine.