378 
THE COPPER MINES 
though much smaller, was here about twenty feet 
across, about two feet deep, and quite rapid. The 
water, though muddy, was pleasant to the taste. We 
were all exceedingly fatigued with this day’s march, 
having been eleven and a half hours in the saddle and 
travelled upwards of thirty miles. The latitude of this 
place by observation was 31° 54' 31"; longitude, west 
from Greenwich 110® 11' 41". 
