MUSEUM OF COMPAIiATIVE ZOOLOGY. 



141 



Copper Milling on Luke Superior. Trans. Am. Inst. Mia. Eng., 1877, vi. 

 275-313. 



The Conglomcrak's of Lake Superior, and tlic Meikods of Dressing Copper. 

 Trans. Am. Inst. Min. Eng., 1877, v. 000 ~ GIL 



Emmons, Ebenezer. 



Copper Mines of Lake Superior. American Geology, Albany, 1855, pp. 171 

 -173. 



Foster, J. W. 



On Certain Phenomena connected with the llise and Fall of the Waters of 



the Northern Lakes. Proc. Am. Acad., 1819, ii. 131-130; Ann. Sei. 



Biseov., 1850, pp. 245, 21.0 ; Edinburgh New Phil. Jour., 1850, xlix. 172. 

 Catalogue of Eocks, Minerals, etc., collected by J. W. Poster. Smithsonian 



lleport, 1851, 381.-387. 

 On the Antiquity of Man in North America. Trans. Chicago Acad. Sci., 



1807-09, pp. 927-257. 

 Ancient Mining by the Mound-builders, in the " Pre-historic llaees of the 

 United States.'' Chicago, 1873, pp. 301-374. 



Foster, J. W., and J, P. Kimball. 



Geology and Metallurgy of the Iron Ores of Lake Superior. New York, 1805, 

 97 pp., with maj)s. 



Foster, J. W., and J. D. Whitney. 



Synopsis of the Explorations of the Geological Corps in the Lake Superior 

 Laud District in the Northern Peninsula of Michigan. Senate Docs 

 1849-50, iii., No. 5, 005-020. 

 Ileport on the Geology and Topography of the Lake Superior Land District. 

 Part L, Copper Lands. Executive Docs., 1st Sess. 31st Cong., 1849 - 50, 

 ix., No. 09, 244 pp. with map; Am. Jour. Sci., 1851, (2,) xii. 222-239' 

 Part II., The Iron Region, together with the General Geology, contains 

 additional Ileports by James Hall, Edward Desor, Charles Whittlesey, 

 and W. D. VVhiinoy. Senate Does., Special Sess. 32d Coug., 1851, iii.,' 

 No. 4, 400 pp. with maps; Am. Jour. Sci., 1853, (2,) xv. 295, 29G ; 1854 

 (2,) xvii. 11-38, 181-194. 



Ileport on the Iron District of Lake Superior. Senate Docs., 2d Sess. 31st 

 Cong., 1850-51, ii.. No. 2. 147-152. 



Aperyu de rensembie des Terrains Siluriens du Lac Superieur. Bull. Soc. 

 Geol. Prance, 1850, (2,) viii. 89-100. 



On the Azoic System, as developed in the Lake Superior Land District. Proc. 

 Am. Assoc. Adv. Sci., 1851, v. 4 ~ 7. 



On the Age of the Sandstone of Lake Superior, with a Dcscrii)tiou of the Phe- 

 nomena of the Association of Igneous Iloeks. Proc. Am. Assoc. Adv 

 Sei., ]851, V. 22-38. 



On the Dilfcrcnt Systems of Elevation which have given Configuration to 

 North America, with an attempt to Identify them with those of Europe. 

 Proc. Am. Assoc. Adv. Sei., 1851, v. 130-151. 



