230 PROCEEDINGS OF THE AMERICAN ACADEMY 



Proceedings of the Royal Astronomical Society. Vol. X., No. 2. 

 Dec. 14, 1849. From the Royal Astr. Soc. 



Astronomical Observations made at the Royal Observatory, Green- 

 wich, in the Year 1847. 4to. London, 1849. 



Message from the Governor of Pennsylvania, transmitting the Re- 

 ports of the Joint Commissioners, and of Col. Graham, U. S. Engi- 

 neers, in Relation to the Boundary Lines between the States of Penn- 

 sylvania, Delaware, and Maryland. 8vo pamph. Harrisburg, 1850. 

 From Col. J. D. Graham. 



B. A, Gould, Jr. Report to the Smithsonian Institution, on the 

 History of the Discovery of Neptune. Svo pamph. Washington, 

 1850. From the Author. 



Frof. C. B. Adams. Contributions to Conchology. Nos. 6 and 7. 

 Svo pamph. From the Author. 



Proceedings of the American Philosophical Society. Vol. V., No. 

 44. From the Society. 



Proceedings of the Academy of Natural Sciences of Philadelphia. 

 Vol. IV., Nos. 9, 10, 11, 12. Vol. V., No. 1. Svo pamph. 1849- 

 50. From the Academy. 



Journal of the Academy of Natural Sciences, Philadelphia. Vol. I. 

 Svo. Vol. I., New Series, 4 Parts. 4to. Philadelphia, 1848-49. 

 From the Academy. 



Third Annual Report of the Regents of the University, of the Con- 

 dition of the State Cabinet of Natural History, and the Historical and 

 Antiquarian Collections annexed thereto. (State Document.) 1850. 

 Svo. From the Regents of the New York University. 



Memoires de la Societe de Physique et d'Histoire Naturelle de 

 Geneve. Tom. XII., 1^' Partie. Geneva, 1849. 4to. From the 

 Society. 



Premier Supplement au Tome XII. des Mem. Soc. Phys. et d'Hist. 

 Nat. Genev. — Observations Astronomiques Faites a I'Observatoire de 

 Geneve dans I'Annee 1846, par E. Plantamour. VP. Serie. Geneva, 

 1848. — Second Suppl. au Tome XII., etc., etc. Geneva, 1849. 4to. 

 From the Society. 



Tables des Comptes Rendus des Seances de I'Academie des Scien- 

 ces. Deuxieme Semestre, 1847. Tom. XXV. — Comptes Rendus Heb- 

 dominaires des Seances de I'Academie des Sciences ; par MM. les 

 Secretaires Perpetuels. Tom. XXVI. 1848. Premier Semestre, 

 Nos. 1 - 25. From the Academy of Sciences. 



