Bulletin No. 313 ' Series A, Economic Geology, 93 
DEPARTMENT OF THE INTERIOR 
UNITED STATES GEOLOGICAL SURVEY 
CHARLES I). WALCOTT, Director 
THE 
QRANITES OF MAINE 
BY 
T. NELSON DALE 
WITH AN INTRODUCTION BY 
GEORGE OTIS SMITH 
PREPARED IN COOPERATION WITH THE MAINE STATE SURVEY COMMISSION 
WASHINGTON 
GOVERNMENT PRINTING OFFICE 
1907 
