IDEPA-TtTlVETtllSrT Oir- THE IlsnbERIOR. 



BULLETIN 



THE UNITED STATES 



GEOLOGICAL AND GEOGRAPHICAL SURVEY 



THE TERRITORIES. 



F. V. HAYDEN, 



XT. S. GrEOLOGHST-IN-CH-A-RGrE, 



1879-^80. 



WEARWS 



COLLEiCTION 



volxjm:e: v. ^ 



2^as^ 



WASHINGTON: 



aOVEBNMENT PRINTING OFFIOE, 

 1880. 



