Memoirs of the American Academy. An account of the mag- 

 netic observations made at the observatory of Harvard University, 

 Cambridge; by Prof. Lovering and W. Cranch Bond. Communi- 

 cated by Prof. Lovering. pp. 84, 4to. Boston, 1841. Presented 

 by Prof. Lovering. 



Transactions of the Albany Institute, Vol. II, Parts 2, 3, 4, 5. 

 From the Institute. 



Papers on Practical Engineering. Published by the Engineer 

 Department, for the use of the Officers of the U. S. corps of En- 

 gineers. Part 1st, on Asphaltum. From Col. J. J. Abert, Top. 

 Bureau. 2 copies. 



Syllabus to Lectures on Chemistry ; by Prof. C. U. Shepard, 

 M. D. 1831. pp.204. From ihe Author. 2 copies. 



Lyell's Elements of Geology, (2d American from the 2d Lon- 

 don edition.) 2vols. 12mo. Hilliard, Gray & Co. Boston, 1841. 

 From the Author. 



Principles of Geology, or the modern changes of the earth and 

 its inhabitants, considered as illustrative of Geology, (2d American 

 from the 6th London edition ;) by Charles Lyell, F. R. S. In 3 

 vols. 12mo. Billiard, Gray & Co. Boston, 1842. 



Notes on the use of Anthracite Coal in the Manufacture of Iron, 

 &1C. ; by Prof. Walter R. Johnson. Boston, Little h Brown. 

 12mo. 1841. From the Author. 



A Memoir of Win. Maclure, Esq. late President of the Acade- 

 my of Natural Sciences, Philadelphia; by S. G. Morton, M. D. 

 one of the Vice Presidents of the Institution. Phil. 1841. From 

 the Author. 



SPECIMENS. DOMESTIC. 



A mass of supposed native iron, (origin unknown,) Staten Island. 

 From Dr. James 'R. Chilton, N. Y. 



Mass of native Copper, from Milwaukie, Wis. Terr. From Mr. 

 Pierce. 



Sulpliuret of Iron, Galena, Mo. 



Six cells of porcelain, used in the construction of Grove's Battery. 

 From Dr. R. Hare. 



SPECIMENS. FOREIGN. 



Fossils of the Oxford Clay, Wiltshire, England, and Minerals 

 from the vicinity of Bristol. From Wm. Stutebury, Esq., Eng. 



Chalk Fossils. From Dr. G. A. Mantell. 



Minerals from Faroe, Sweden, and Norway. From Prof. George 

 Forcbhammer, Copenhagen. 



A meteoric stone, weiglit 2 lbs., fallen in 1821 at the Sandwich 

 Islands. From Rev. Mr. Binijham. 



