CONTENTS 



VOLUME VI. 



MINING AND METALLURGY. 



Mineral Resources of the United States. 



BY Chas. Kirchoff 1 



America's Underground Workers. 



BY Charles Higgins 15 



Utilities for Handling Raw Material. 



BY Waldon Fawcett 30 



Electricity in Mining. 



BY Thomas Commerford Martin 37 



Iron Ores. 



BY John Birkinbine 61 



The Mining of Iron. 



by Waldon Fawcett 80 



Modern Blast Furnace Practice. 



BY Frank Hearne Crockard 87 



The Foundations of the American Iron Industry. 



BY Archer Brown 95 



The Iron Industry in the United States. 



BY F. W. Taussig 105 



America's Primacy in Iron and Steel Production. 



BY John Franklin Crowell 112 



National Ideals in Iron Trade Development. 



BY H. J. Skelton 120 



Uses to Which Iron is Put. 



BY John O'Donnell 130 



The Genesis of the United States Steel Corporation. 



BY Edward Sherwood Meade 137 



lii 



