EXPLANATORY LIST OF ABBREVIATIONS FOR 

 JOURNAL NAMES IN READING REFERENCES 



Am. Geol. : American Geologist. 



Am. Jour. Sci. : American Journal of Science, New Haven. 



Ann. de Ge"ogr. : Annales de Geographic, Paris. 



Ann. Kept. Geol. and Geogr. Surv. Ter. : Annual Eeport of the Geological and 

 Geographical Survey of the Territories (Hayden), Washington. 



Ann. Kept. Geol. and Nat. Hist. Surv. Minn. : Annual Keport of the Geological 

 and Natural History Survey of Minnesota, Minneapolis. 



Ann. Kept. Mich. Geol. Surv.: Annual Report of the Michigan Geological Sur- 

 vey, Lansing. 



Ann. Kept. U. S. Geol. Surv. : Annual Report of the United States Geological 

 Survey, Washington. 



Bull. Am. Geogr. Soc. : Bulletin of the American Geographical Society, New 

 York. 



Bull. Earthq. Inv. Com. Japan : Bulletin of the Earthquake Investigation Com- 

 mittee of Japan, Tokyo. 



Bull. Geogr. Soc. Philadelphia : Bulletin of the Geographical Society of Phila- 

 delphia. 



Bull. Geol. Soc. Am. : Bulletin of the Geological Society of America. 



Bull. Mus. Comp. Zob'l. : Bulletin of the Museum of Comparative Zoology, 

 Harvard College, Cambridge. 



Bull. N. Y. State Mus. : Bulletin of the New York State Museum, Albany. 



Bull. Soc. Beige d'Astronomie : Bulletin de la Socie'te' Beige d'Astronomie, 

 Brussels. 



Bull. Soc. Beige Gdol. : Bulletin de la Socie'te" Beige de Ge"ologie, Brussels. 



Bull. Soc. Sc. Nat. Neuchatel : Bulletin de la Soci^te" des Sciences Naturelles de 

 Neuchatel. 



Bull. Univ. Calif. Dept. Geol. : Bulletin of the University of California, Depart- 

 ment of Geology, Berkeley. 



Bull. U. S. Geol. Surv.: Bulletin of the United States Geological Survey, 

 Washington. 



Bull. Wis. Geol. and Nat. Hist. Surv. : Bulletin of the Wisconsin Geological and 

 Natural History Survey, Madison. 



C. R. Cong. Ge"ol. Intern. : Comptes Rendus de la Congres Ge*ologique Inter- 

 nationale. 



Dept. of Mines, Geol. Surv. Branch, Canada : Department of Mines, Geological 

 Survey Branch, Canada. 



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