U, S. GEOLOGICAL SURVEY BULLETIN 613 PLATE Ill 
A, PULPIT ROCK, NEAR ALUM CREEK, SOUTH OF CARNEIRO, KANS. 
A hard mass of Dakota sandstone which has re sist ted erosi on better than the 
under| vale softer bed that 
B, PAWNEE ROCK, SOUTHWEST OF GREAT BEND, KANS. 
A cliff of Dakota sandstone. 
