64 DONATIONS. 



llcport. Statistical lleport on the Sickness and Mortality in the 

 Army of the United States, compiled from the Records of the 

 Surgeon-General's Office ; embracing a period of five years from 

 January 1855 to January 1860. 1860. From the United States' 

 Government. 



of Explorations and Surveys to ascertain the most practicable 



and economical route for a Railroad from the Mississippi River to 

 the Pacific Ocean, made in 1853-55. Vol. xii. Parts 1 & 2. 

 1860. From the United States^ Government. 



Muthneyer, L. Die Fauna der Piahlbaiiten in der Schweiz. Un- 

 tersuchungen iiber die Geschi elite der wildcn und der Haus- 

 Saugethicre von Mittel-Europa. 1861. 



Sandherger, F. Die Conchylien dcs Mainzer Tertiarbeckons. Fiinfte 

 Lieferung. 1861. 



Sorhy, H. G. On the Organic Origin of the so-called " Crystalloids" 

 of the Chalk. 1861. 



StoliczJca, F. Ueber die Gasteropoden und Acephalen der Hierlatz- 

 Schichten. 1861. 



8uess, E. Ueber die grossen Raubthiere der osterreichischen Ter- 

 tiar-Ablagerungcn. 1861. 



Tyson, P. T. First Report of Philip T. Tyson, State Agricultural 

 Chemist, to the House of Delegates at Maryland, January 1860. 

 1860. 



Wyatt, J. On the Flint Implements in the Drift, discovered near 

 Bedford. 1861. 



Zigno, A. de, Sopra un nuova genere di Felce fossile. 1861. 



. Sulla constituzione geologica dei Monti Euganei. 1861. 



