GENERAL SCIENCE. 



827 



Percival, Thomas, (cont.). Essays, medical, philosophical, and experi- 

 mental. Fourth edition. 2 vols. 8°. Warrington, 1788. 



Medical Ethics, or a code of institutes and precepts adapted to 



the professional conduct of Physicians and Surgeons ; to which is 

 added an appendix containing a discourse on Hospital duties. 



8°. Manchester, 1803. 



See also Hay garth : Sketch of a plan to exterminate the small- 

 pox. 



Percivall. A series of elementary Lectures on the Veterinary Art, 

 wherein the anatomy, physiology, and pathology of the Horse are 

 essayed on the general principles of medical science. 



8°. London, 1823. 



Percy, John. On the importance of special Scientific Knowledge to the 

 Practical Metallurgist : Introductory Lecture. 8°. London, 1851. 



Metallurgy : the art of extracting metals from their ores and 



adapting them to various purposes of manufacture. Fuel, Fire- 

 clays, Copper, Zinc, Brass, &c. 8°. London, 1861. 



Iron and Steel. 8°. London, 1864. 



Percy, (le Baron) Pierre Francois. Rapport fait a l'Academie des 

 Sciences sur le nouveau Moyen du Docteur Civiale pour detruire 

 la Pierre dans la Yessie sans l'operation de la Taille, par MM. 

 Chaussier et Percy. 8°. Paris, 1824. 



Rapport sur les Experiences de Legallois relatives aux mouve- 



mens du Cceur. See Legallois : Experiences sur le principe de la 

 vie. 



Perdonnet, Auguste. Memoires Metallurgiques. See Coste, L., et 

 Perdonnet. 



Peregrinus, Petrus. De Magnete, seu rota perpetui motus, libellus ; 

 per A. P. Gassernm nnnc primum promulgatus. 



4°. Augsburgi, 1558. 



Pereira, Benedict. Prosodia in Vocabularium trilingue Latinum, 

 Lusitanicum, et Castellanicum digesta . . . Quinta editio [fol- 

 lowed by] Thesouro da Lingua Portugueza ; Erases (& Adagios) 

 Portuguezes, &c. 3 pts. in 1 vol. 4°. Ulyssipone, 1674, '70. 



Pereira, Jonathan. The Elements of Materia Medica, comprehending 

 the natural history, preparation, properties, composition, effects, 

 and uses of Medicines. 2 vols. 8°. London, 1839-40. 



A Treatise on Food and Diet, with observations on the dietetical 



regimen suited for disordered states of the digestive organs. 



8°. London, 1843. 



[ ] Lectures on Polarized Light, delivered before the Pharmaceuti- 

 cal Society, and in the Medical School of the London Hospital. 



8°. London, 1843. 



Lectures on Polarized Light, together with a lecture on the 



Microscope. Second edition, edited by the Rev. Baden Powell. 



12°. London. 1854. 



