U. 8. GEOLOGICAL SURVEY BULLETIN 613. PLATE xxv 
— - = 
il. VIEW OF CRATER MOUND, ARIZ., FROM THE SOUTHWEST. SHOWING ENCIRCLING RIM. 
* 
2s 3 e : om 
B. NEAR VIEW OF RIM OF CRATER MOUND. 
€. VIEW ACROSS THE CRATER OF CRATER MOUND, SHOWING UPTURNED LI 
IN ITS WALLS, 
% ENR, Ces = Soe 
MESTONE BEDS 
