U. S. GEOLOGICAL SURVEY 
BULLETIN NO. 165 PL. X 
A RAILROAD CUT AT HOULTON, SHOWING SLATED AROOSTOOK LIMESTONE. 
i. 
■ - ' V - 
M^~ ^' ^-" > '" < ^' 
11 RAILROAD CUT AT TIMONY ROAD, SHOWING FOLDED AND FAULTED AROOSTOOK 
LIMESTONE. 
