164- LE MAITRE DE CLAVILLE (Charles-François). A treatise on the true merit of man, considered in all ages and conditions: with principles of education suitable for training young people in virtue. Ninth edition, revised, corrected & considerably increased by the author. Amsterdam, at the expense of the Company, 1759, 2 volumes in one vol. in-12, fawn basane, spine ribbed and decorated, red edges (period binding). Upper cap worn, upper hinge entirely split. A copy that probably belonged to a member of the imperial family during the Second Empire, with a crowned N pushed to the center of the upper cover, and a gilt eagle in the center of the lower cover.