Wi.S:\1° 
DEPARTMENT OF THE INTERIOR 
3 1604 019 891 292 
BULLETIN 
OF THE 
UNITED STATES 
GEOLOGICAL SURVEY 
No. 170 
SURVEY OF THE BOUNDARY LINE BETWEEN IDAHO AND 
MONTANA FROM THE INTERNATIONAL BOUNDARY 
TO THE CREST OF THE BITTERROOT 
MOUNTAINS. — Goode 
WASHINGTON 
GOVERNMENT PRINTING OFFICE 
1900 
