472 toONATIONS FOR THE LIBRARY. 



Washington. National Institution. Constitution and By-Laws of the National Institution for the 

 Promotion of Science, established at Washington, May, 1840. 8vo. pp. 14. Wash- 

 ington, 1840. 



FROM INDIVIDUALS. 



Alexander (J. H.) A Treatise on the principal Mathematical Instruments employed in Surveying, 



Levelling, and Astronomy; explaining their Construction, Adjustment and Use, with 



Tables. By F. W. Simms, Assistant at the Royal Observatory, Greenwich. Revised, 



with Additions. By J. H. Alexander, Civil Engineer. 8vo. Baltimore, 1836. 

 Avogadro (A.) Fisica de' Corpi Ponderabili ossia Trattato della Costituzione generale de' Corpi, del 



Cavaliere Amedeo Avogadro, dell' Ordine civile di Savoia, &c. &c. Tomo 2. 8vo. 



Torino, 1838. 

 Baena (A. L. M.) Ensaio Corografico sobre a Provincia do Para, por Antonio Ladislau Monteiro 



Baena, &c. &c. &c. 8vo. Para, 1839. 

 Bache (A. D.) Report to the Controllers of the Public Schools, on the Reorganization of the 



Central High School of Philadelphia. By A. D. Bache, LL. D., President of the 



Girard College for Orphans. 8vo. Philadelphia, 1839-40. 

 Report on the Organization of a High School for Girls, and Seminary for Female Teachers. 



8vo. Philadelphia, 1840. 

 Observations of the Magnetic Intensity at Twenty-one Stations in Europe. By A. D. Bache, 



LL. D., President of the Girard College for Orphans, one of the Secretaries of the 



American Philosophical Society, &c. (From Vol. VII. of the Transactions of the 



Society.) 4to. 

 General Karte der sichtbaren Seite der Mondoberfliiche. Von W. Beer und J. H. Madler. 



Berlin, 1837. 

 Bache (F. — M. D.) Rapports a M. le Comte de Montalivet, Pair de France, Ministre Secretaire 



d'Etat au Departement de I'lnterieur, sur les Penitenciers des Etats-Unis, par M. 



Demetz, Conseiller a la Cour Royale, Membre du Conseil General du Departement 



de Seine-et-Oise, et par M. G. Abel Blouet, Architecte du Gouvernment, Directeur de la 



Section des Beaux Arts de I'Expedition Scientifique de Moree. Folio. Paris, 1837. 

 Bancker (C. N.) Experimental Researches on Electricity. By Michael Faraday, D. C. L., F. R. 



S., FuUerian Professor of Chemistry in .the Royal Institution, &c. &c. 8vo, London, 



1839. 

 Beleke (C, J.) A Grammar of the German Language, systematically arranged on a New Plan, 



Brief, Comprehensive, and Practical. By Casper J. Beleke, Professor of the German 



Language and Literature in Mount St. Mary's College, Emmetsburg, Md. 12mo. 



Philadelphia, 1840. 

 Bell (J. — M. D.) Lectures on the Theory and Practice of Physic. By William Stokes, M. D., &c. 



&c. Second American edition, with numerous Notes, and twelve additional Lectures, 



