Lagrange (Joseph Louis): Théorie des Fonctions Analytiques contenant les Principes du Calcul Différentiel, Paris, l'Imprimerie de la République, an V =[1797], 4to, first edition, half title (occasional spotting), later cloth (worn); and 2 other works by Lagrange and Legendre in 3 vols. [Honeyman 1881] (4)