259 



Index alter Plantarum quse in Horto Academico Lugduno-Batavo 

 aluntur, conscriptus ab Hermanno Boerhaave. 4to. Lugd. Bat. 

 1720. — From the same. 



The Annual Address of the Philodemic Society of Georgetown Col- 

 lege, delivered at the Annual Commencement, held on Thursday, 

 July 28, 1831. By Daniel J.Desmond, Esq., of Philadelphia. 

 12mo. Philadelphia, 1831. — From the Author. 



An Address delivered at the Consecration of the Harmony Grove 

 Cemetery, in Salem, June 14, 1840. By Daniel Appleton White, 

 with an Appendix. 8vo. Salem, 1840. — From the Author. 



Experimental Researches in Electricity. 16th and 17th Series. On 

 the Source of Power in the Voltaic Pile. By Michael Faraday, 

 Esq., D.C.L., F.R.S., &c. &c. From the Philosophical Trans- 

 actions, Part I. for 1840. 4to. London, 1840. — From the 

 Author. 



An Answer to Dr. Hare's Letter on certain Theoretical Opinions. 

 By M. Faraday. (From the American Journal of Science and 

 Arts.) — From the same. 



A Treatise on the principal Mathematical Instruments employed in 

 Surveying, Levelling, and Astronomy ; explaining their Con- 

 struction, Adjustment and Use, with Tables. By F. W. Simms, 

 Assistant at the Royal Observatory, Greenwich. Revised, with 

 Additions. By J. H. Alexander, Civil Engineer. 8yo. Balti- 

 more, 1836. — From Mr. Alexander. 



History of the Lehigh Coal and Navigation Company, &c &c. 8vo. 

 Philadelphia, 1840. — From the Company. 



A Letter to Antonio Panizzi, Esq., Keeper of the Printed Books in the 

 British Museum, on the reputed earliest Printed Newspaper, 

 "The English Mercurie, 1588." By Thomas Watts, of the 

 British Museum. 8vo. London, 1839. — From Mr. Penington. 



The American Medical Library and Intelligencer. By Robley 

 Dunglison, M.D., Sec. A. P. S., &c. &c. Nos. 8 & 9, for July 

 15, and August 1, 1840. — From the Editor. 



Recherches Analytiques sur les Expressions du Rapport de la Cir- 

 conference au Diametre trouvees par Wallis et Brounker; et 

 sur la Theorie de l'Integrale Eulerienne, &c. &c. par Mr. Jean 

 Plana a Turin, &c. 4to. (Extrait du Journal de Crelle.) — 

 From the Aidhor. 



Memoire sur Trois Integrates Definies, par Mr. J. Plana, Directeur de 

 1'Observateur de Turin. 4to. — From the same. 



