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Show A Missouri Farm Boy Did This In Ota'i iT V ' 4 ' f ' t s V -v ' r tf 1 A portion of the giant mills at Magna through which (together with Arthur) flows the largest stream of copper from any single mine in the world. During the past 35 years, Daniel C. Jackling as directing head of various copper companies lias been Indirectly responsible for the production pro-duction of more than 10,000.000,000 pounds of copper. This has involved in-volved the mining of 1.000.000.000 tons of material, of which more than 500,000.000 tons was ore. Jackling was the first man to apply large sca'.e operations :o the low grade porphyry mines, and as the result of his eftorls the L'niiod Nations have the world's greatest copper mines from which to draw during the current war in which resources are playing such a vital part. A native of Missouri, where he was born in InJ'J. Jackling was educated at tlie Slats Nona.: I School and the Missouri .School of Mines. He taught chemistry and metallurgy at the latter institution from IS91 to 1SUZ. ami then en tore;! upon his mining career as a chemist, and metallurgist at Crip ple Creek, Colo. From 1S9G to 1900 he was in charge of the construction construc-tion and operation of metallurgical works tor the Consolidated Me-rcur Gold Mines at Mercur, Utah. In 1003 he organized the Utah Copper Company, which is renowned for the magnitude of its open-pit operations. oper-ations. In 1915. William H. Taft. then president of the United States, was traveling across Utah with Jackling and Tasker L. Odtlic, Nevada mining min-ing eii-ineer who afterward became be-came United States senator from his state. Taft spoke of the Panama Pan-ama Canal construction and mentioned men-tioned the grcttl cuts it required. Thereupon Jackling produced figures fig-ures showing tiiat tiie excavating operations in his mines exceeded those of the c-.nal. This man's virion and enterprise lias created an ent -rpri-te which is currently c-mpl -viiig -ISOO men in Utah v.tth an annual payroll of f IO.OuCO'jO. |