UICPi^R'riytKNT OW THE INT'ERIOR. 



UNITED STATES GEOLOGICAL AND GEOGKAPHICAL SUKVEY. 

 F. V. HAYDEN, U. S. Geologist-in-Charge. 



BULLETIN 



THE UNITED STATES 



GEOLOGICAL AND GEOGRAPHICAL SURVEY 



OF 



THE TERRITORIES. 



VOLUME YI NUMBER 1. 



WASHINGTON: 



GOVERNMENT PKINTING OFFICE. 



February 11, 1881. 



