ANNUAL REPORT 



OF 



THE UNITED STATES 



Geological and Geographical survey 



OF 



THE TEEEITOEIE8, 



EMBRACING 



COLORADO AND PARTS OF ADJACENT TERRITORIES; 



EEPORT OF PROGRESS OF THE EXPLORATION FOR THE YEAR 1874. 



F. V. HAYDEN, 



UNITED STATES GEOLOGIST. 



&4 4 a 



CONDUCTED UNDER THE AUTHORITY OF THE SECRETARY 

 OE THE INTERIOR. 



WASHINGTON: 

 GOVERNMENT PRINTING OFFICE. 

 1876. 



