U. S. GEOLOGICAL SURVEY 
BULLETIN NO. 280 PL. V 
,1. AUTOMATIC DUMP GATE DISCHARGING, CLAIM NO. 3 BELOW, LITTLE 
MINOOK CREEK. 
B. HYDRAULICKING ON HUNTER CREEK ABOUT 4 MILES ABOVE THE MOUTH. 
The ground ice is shown by the darker places in the bank on the left. The bowlders have come from 
the high bench of Minook Creek, through which Hunter Creek cuts. 
