8vo. First edition of vols. 1 and 2, 3rd edition revised and enlarged of vol. 3, 2nd edition of vol. 4 with cancel strip pasted over errata note (error corrected: “Madame Necker” instead of “Madame Mercier”). The title of vol. 4 of "Des erreurs et des préjugés répandus dans les diverses classes de la société" is "Préjugés des réputations". Together with: Des erreurs et des préjugés répandus dans les dix-huitième et dix-neuvième siècles. Paris: Dentu, 1828. pp. [iv], iv, 446; [iv], iv, 516. First edition, complete in two vols. Half title and title page of vol. 1 used for vol. 2 and corrected by hand. Contemporary qtr calf and paste paper bds., dec. spine gilt with red and green labels, binding uniform with vols. 1-4 of “Des erreurs et des préjugés” above. Dorbon 4370, 4371; Caillet III 9848.