Metallurgical treatment of the low-grade and complex ores of Utah. A preliminary report
United States. Bureau of Mines; University of Utah. State School of Mines. Dept. of Mining and Metallurgical Research; Lyon, D. A. (Dorsey Alfred), b. 1871; Bradford, R. H. (Robert Henry), b. 1871; Arentz, S. S; Ralston, Oliver Caldwell, b. 1887; Larson, C. L. (Clarence L.)