The grand Canal of Huehuetoca. The Silver Mines of Pachuca. Hakal Silver Mines. Real del Monte Mines. The Anglo-Mexican Mining Fever. My Equipment to descend a Mine. The great Steam-pump. Descending the great Shaft. Galleries and Veins of Ore. Among the Miners one thousand Feet under Ground. The Barrel Process of refining Silver. Another refining Establishment.