A Letter on Slavery, addressed to Hon. Henry Clay. By a 

 Slaveholder. 12rno, 



Circular of Rutgers' Female Institute, N. Y. 1840. 



Catalogue of Mercantile Library Association, New York, 1840. 

 From the Association. 



Seventh Annual Report of the State Lunatic Hospital at Worces- 

 ter, Mass. From Dr. Woodward, the Author and Superintendant. 



SPECIMENS. FOREIGN. 



An Ibis from Egyptian Catacombs, from Capt. Boerum, U. S. N. 



Portion of a tree fern from Tahiti. From J. D. Dana. 



Cubical crystals of Metallic Titanium, from Merthyr Tydvill fur- 

 nace. Eng. From Prof. C. U. Shepard. 



Sulphate of Alumina, containing sulphuric acid, phosphoric acid, 

 alumina, and magnesia : a new mineral. From Dr. A. A. Hayes, 

 Roxbury Lab. Mass. Obtained from Iquique, S. A. 



Portion of one of the Meteorites which fell in the Cold Bokkeveld, 

 Cape of Good Hope, Oct. 13, 1838. From Isaac Chase, Esq., 

 U. S. Consul, Cape of Good Hope. (See Vol. xxxvii, p. 190, 

 this Journal.) 



Magnificent Casts in plaster, of Ichthyosaurus medius, and of /. 

 communis. From S. Stutchbury, Esq., Curator of Bristol Institu- 

 tion, Eng. 



A box of Chalk Fossils from S. E. of England. From Rev. 

 Frederick Bakewell, late of England, now of Pittsburgh. 



SPECIMENS. DOMESTIC. 



Galena, from Middletown, Ct. Through Prof. Chas. Hooker. 



Arsenical Zinc. From Messrs. Wilcox & Prior. 



A specimen of Masonite, a new mineral found in R. I. From 

 Chas. T. Jackson, M. D., Geological Surveyor of the State. 



Portion of the meteoric iron from Claiborne, Ala. (Analyzed 

 by Dr. Chas. T. Jackson, Vol. xxxiv, p. 332.) From Dr. Jackson. 



Fragments of the meteoric iron from Ashville, Buncombe county, 

 N. C. (Described by Prof. C. U. Shepard, Vol. xxxvi, p. 81.) 



A recent specimen of the Sula Bassana of Brisson, (Gannet of 

 Wilson's list.) From Rev. Jas. H. Linsley, for Yale Nat. Hist. 

 Society. 



