134 



n. Exploration of the Territory of Minnesota by Capt. Pope. 



Wash. 1850. 

 0. Report on Sugars and Hydrometers. By Prof. R. S, M'Culloch. 



Wash. 1848. 

 p. Report on the Copper Lands of Lake Superior Michigan. 



By Foster & Whitney. Wash. 1851. 

 q. Reconnoissances in New-Mexico. By Messrs Simpson and 



others, 

 r. Map of Mineral Lands of Lake Superior, 

 s. Map of Arkansas, del Norte and Gila. By Major W. H. 



Emery. Wash. 1847. 

 t. Map of the Upper Missisippi. By L N. Nicolett. Wash. 1843. 



Fra Professor Quetelel: 

 Notice sur Henri Chretien Schumacher. Bruxelles 1851. 



