ABBREVIATIONS. 



A. A. A. & Proceedings of the American Association for the Advance- 

 ment of Science. 

 A. G. or Amer. Geol. American Geologist, Minneapolis, Minn. 



A. J. S. or Amer. Jour. Sei. American Journal of Science, also known 



as Silliman's Journal. Fifty half-yearly volumes make a series. 



The Journal is now (1893) in the third series. In the references the 



series is given first, then the volume, then the page. 

 Ann. des Mines. Annales des Mines. Paris, France. 

 Bost. Soc. Nat. Hist. See Proceedings of same. 

 Bull Geol. Soc. Amer. or G. S. A. Bulletin of the Geological Society of 



America. 

 Bull. Mus. Comp. Zool. Bulletin of the Museum of Comparative Zoology, 



Harvard University. Cambridge, Mass. 



B. und H. Zeitung. Berg- und Huettenmdnnische Zeitung. Leipzig, 

 Germany. 



M. E. Transactions of the American Institute of Mining Engineers. 



Neues Jahrb. Neues Jahrbuch fiir Mineralogie, Geologie und Palaeon- 

 tologie, often called Leonhard's Jahrbuch. Stuttgart, Germany. 



Oest. Zeit.f. Berg- u. Huett.Oesterreichische Zeitschrift fur Berg- und 

 Huettenwesen. Vienna, Austria. 



Phil. Magazine. Philosophical Magazine. Edinburgh, Scotland. 



Proc. Amer. Acad. Proceedings of the American Academy of Arts and 

 Sciences. Boston, Mass. 



Proc. and Trans. N. S. Inst. Nat. Sci. Proceedings and Transactions of 

 the Nova Scotia Institute of Natural Science. Halifax, Nova Scotia. 



Proc. Bost. Soc. Nat. Hist. Proceedings of the Boston Society of Nat- 

 ural History. Boston, Mass. 



Proc. Colo. Sci. Soc. Proceedings of .he Colorado Scientific Society. Den- 

 ver, Colo. 



Raymond's Reports. Mineral Resources West of the Rocky Mountains- 

 Washington, 1867-1876. The first two volumes were edited by J. Ross- 

 Browne, the others by R. W. Raymond. 



