194 LECTURE XX. 



naire des Origines des Inventions Utiles, 6 vols. 12mo. Par. 1777. Brugmans on 

 the Mechanics of the Ancients, Comm. Gott. 1784, vii. M. 75. Mongez on Ancient 

 Coining. Roz. Journal de Physique, xl. 426. Dutens on the Origin of Discoveries, 

 4to. Delambre, Rapport Historique sur les Progres des Sciences Mathematiques 

 depuis 1789. Beckmann's Hist, of Inventions (translated by Johnstone), 4 vols. 

 1797. Poppe, Geschichte der Uhrmackerkunst, 1801. Montucla and Lalande, 

 Histoire des Mathematiques, 4 vols. 4to, Paris, 1802. Bossut's History of Mathe- 

 matics, translated by Bonnycastle, Lond. 1803. Libes, Histoire des Progres de la 

 Physique, 4 vols. 1810. Hutton's Mathematical and Philosophical Dictionary, 

 2 vols. 4to, 1815. Powell's History of the Physical and Mathematical Sciences 

 (Cab. Cyc.), 1834. Whewell's History of the Inductive Sciences, 3 vols. Lond. 

 1837. 



