Show POWER DRillS IN CENTRAL Sinking of Shaf Shaft to Be Pushed Conditions Regarded I Favorable Arrangements to install power drills that the work of sinking It Its shaf shaft may maybe maybe be expedited have been made by the Tintic Central Mining company Air for tor driving the drills Is to be obtained from the big compressor dris plant at the Cob Colo Colorado rado mine which also provides air for forthe forthe the other Knight properties including Beck Tunnel Irn Iron Blossom and Black BlackJack Jack The Tintic Central management Jack has ordered 1330 fet feet of pipe with which to make the required connection wih with Knights main pipe lne line The Tintic Central shaft has been sunk to the depth of feet wih with the use of at hand drills While the work was necessarily dris slow bow it wa was deemed economical for Cor the reason I that much of the tm time churn drilling could cOld be resorted to Since the shaft has passed through the oxidized Iron material and Into the for formation mation however the gound ground Is so har hard that the operating of power dris drills has become virtually a necessity While the formation In the tho bottom of the shaft Is showing traces shaf of gold and silver siver and 15 and 20 r per cent management Is not ex expecting expecting conditions until the shall hive been entered Man Manager ager A N Holdaway said yesterday that while I It was certain that the limestone formation would be encountered no one who was careful of his reputation would venture to predict just how much fur thet the It would be necessary to sink to reach It He Is preparing for a long pul pull It and he Is Isas isas In case It should b be required as confident as ever of making a mine intIle In tIle end Present conditions he regards as tte right for encountering both limestone and ore are bodies which In that region go with It I It Is only a queston question of doing the work required to reach them |