Bulletin No. 318 ■ Q : Series : 
DEPAETMENT OF THE INTERIOR 
UNITED STATES GEOLOGICAL SURVEY 
CHARLES D, WALCOTT, t)IRBCTOK 
rAo.j/m 
THE 
GRANITES OF MAINE 
BY 
T. NELSON DALE 
WITH AN TNTEODUCTIOF BY 
GEORGE OTIS SMITH 
PREPARED IN COOPERATION WITH THE MAINE STATE SURVEY COMMISSION 
WASHINGTON 
GOVERNMENT PRINTING OFFICE 
19 7 
