* 7. ARNAULD (Antoine) & LANCELOT (Claude). General and reasoned grammar of Port-royal by Arnauld and Lancelot preceded by an essay on the origin and progress of the French language by M. Petitot. Paris, Perlet, 1803. In-8, [3] f., 470 p., [1] f. Half brown basane, smooth spine decorated, gilt title.One of the most famous texts in the history of linguistic theories. As Sainte-Beuve states in Port-Royal, the grammar was composed by Arnauld, for the substance, and Lancelot, for the writing.

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