Show how simple in construction and easy of operation is the old time one of the primitive mechanisms for the recovery of free gold from quartz first used by the spaniards after the conquest of mexico it is still a prominent factor in ore reduction in many of the mining camps of the west and with years of experience within which to im improve upon this ancient method it is yet to be seen that any material change has been made in its structure or its efficiency it is the mill for the poor man and a godsend god senh send to the prospector and the small mine owner in remote districts and in inaccessible camps and for three reasons one of which is its cheapness the second being almost identical with the first as it can be cheaply worked the third being that it makes an exceedingly high 11 saving of gold values with more arrastias arr astras in operation there would be fewer failures recorded in the mining industry |