Show A missouri Misso iri farm boy bay did this in otah butali 4 4 V aa ra 41 71 V A portion of thant mills at magna through which together with arthur flows the largest stream of copper from any single mine in the world during the past 33 35 years daniel C jackling as directing head or of y various copper companies has been N 5 indirectly responsible for or the tha pro of u more than pounds of 0 copper this lias has in evolved the mining of 0 tons of material ot of which more than tons was waa ore jackling was waa tile the first man to apply largo large scale ope raffin 0 the low grade porphyry mines anil and ns as the result of 0 his efforts the united nations havo have tho the worlds greatest copper mines from which to draw during tho the current war ivar in which resources aro playing such a vital i part f A native ot of missouri where he was waa born in ISCO jackling wan wag i educated at the state bbate normal y school and the missouri school of fa minea ile he taught chemistry and IC i metallurgy at the latter institution from 1811 1801 to 1193 1893 and then entered upon his bis mining career as a 5 chemist and metallurgist at crip pla dreek colo from 1890 to lo 1000 lie he was in charge ot of the construction and operation of 0 tile metallurgical tal larg leal works tor for the consolidated mercur cold mines at mercur utah in 1003 he organize I 1 tho the uta utah h copper company which Is renowned for or the maini magnitude tudo of 0 its open pit operations in 1915 william 11 II tatt taft then president of the united states was traveling ng across utah with will Jac jackling liling and tasker L oddle nevada mining engineer who afterward became united states slates senator from anni hla his state tatt taft spoke of 0 tho the panama canal construction and mentioned the great cuts it required thereupon jackling produced figures showing that t the he excavating operations in his mines exceeded boso of 0 tho the canal thid mans vision and enterprise has created an enterprise which to la cu currently employing men in utah wi with i an annual payroll ot of |