857 



14) The American Journal of Science and Arts by B. Silliman 

 and J. D. Dana. New Häven. 8°. [Jb. 1878, 742.] 

 1878, Jury. Vol. XVI. No. 91. p. 1—84. 



A. H. Chester: On certain artificial crystals of Gold and Gold Amal- 

 gam: 29. 



G. Brush and Edw. S. Dana: On a new and remarkable mineral locality 

 in Fairfield Cy. , Conn., with a description of several new species, 

 Eosphorite, Triploidite: 33. 



J. P. Lesley: On Terrace Levels in Pennsylvania: 68. 



A. W. Vogdes: Cretaceous and Tertiary of Charleston, S. C. : 69. 



J. F. Whiteaves: Jurassic Fossils in the Coast Range of British Colum- 

 bia: 71. 



1878, August, Vol. XVI, No. 92, p. 85—164. 

 Asa Gray: Forest Geography and Archaeology: 85. 

 Jos. Le Conte; On the Structure and Origin of Mountains, with special 



reference to recent objections to the „Contractional Theory" : 95. 

 G. J. Brush a. Edw. S. Dana: On a new and remarkable mineral locality 



in Fairfield Cy., Co., (Dickinsonite, Lithiophilite, Reddin- 



gite): 114. 



J. G. Percival: On „Indurated Bitumen" in cavities in the trap of the 



Connecticut valley: 130. 

 On the Geological and Palaeontological Results of the Polar-Expe- 



dition under Admiral Sir George Nares: 139, 140. 

 J. C. White: Geolog. Survey of Pennsylvania: 142. 

 R. Pumpelly: Eruptive copper-bearing rocks of Lake Superior: 143. 

 J. Macfarlan; Discovery of Rock Sals at Wyoming in Western of New 



York: 144. 



