326 



Botany, and Geology. Vol. XIX. Nos. 124, 125. February 

 and March, 1847. 8vo. — From Sir Wm. Jardine, Bart. 



The American Journal of the Medical Sciences. Edited by Isaac 

 Hays, M.D. No. XXVI. New Series. April, 1847. 8yo.— From 

 the Editor. 



The African Repository and Colonial Journal. Vol. XXIII. April, 



1847. No. 4. 8vo. — From the American Colonization Society. 



ournal of the Franklin Institute of the State of Pennsylvania. Vol. 



XLIII. No. 256. Third Series. Vol. XIII. April, 1847. No. 4. 



8vo. — From Dr. Patterson. 



The Potatoe Plant, its Uses and Properties; together with the Cause 

 of the present Malady, the Extension of that Disease to other 

 Plants, the Question of Famine arising therefrom, and the best 

 Means of averting that Calamity. By Alfred Smee, F.R.S. 

 London, 1846. 8vo. — From the Author. 



Echalas, paisseaux et lattes (Medoc), remplaces par des lignes de fil 

 de fer. Mobiles, etablies au Printemps et enlevees a I'Automne, a 

 la Mecanique. Par Andre-Michaux. Paris, 1845. 8vo. — From 

 the Author. 



Report of the Exploring Expedition to the Rocky Mountains, in the 

 Year 1842, and to Oregon and North California, in the Years 

 1843-1844. By Brevet Captain J. C. Fremont. Printed by 

 order of the Senate of the United States. Washington, 1845. 

 8vo. — From the Honourable Thomas H. Benton. 



Topographical Map of the Road from Missouri to Oregon, com- 

 mencing at the mouth of the Kansas in the Missouri River, and 

 ending at the mouth of the Wallah Wallah in the Columbia. In 

 VII. Sections. From the Field Notes and Journal of Capt. J. C. 

 Fremont, and from Sketches and Notes made on the ground by 

 his Assistant, Charles Preuss. Compiled by C. Preuss, 1846, by 

 order of the Senate of the United States. — From the same. 



Charge to the Graduates of Jefferson Medical College of Philadel- 

 phia, delivered March 25, 1847, by Professor Dunglison. Pub- 

 lished by the Graduating Class. — From the Author. 



Directions in Regard to the Operations of the Coast Survey, for 

 1847-48. Approved by the Treasury Department, March, 1847. 

 From Prof. Bache. 



ADDITIONS TO THE LIBRARY BY PURCHASE. 



Astronomische Nachrichten. Nos. 586 to 589, inclusive. Altona, 

 January 9, to February 25, 1847. 4to. 



