Show with a fine find little bar of copper from a small piece of ore taken from the boston maghera machera mine in sierra madre district above ogden don maguire agdens metallurgist and mining expert arrived in the city a few days day s ago mr maguire is highly pleased over the showing in this prospective bonanza as in its workings there is an eight acot body that averages 15 per cent in the red metal to io the ton some of the ore showing values a as s high as 30 per cent to the ton active work is in progress in the development of this promising property t |