Mining and Milling of Lead and Zinc Ores in the Missouri-Kansas-Oklahoma Zinc District
Description: From Introduction: "This report of investigations carried on by the Bureau of Mines gives the methods used in mining and milling and indicates in some detail the conditions that affect the efficiency of those methods; it does not attempt to discuss the geology of the district, except incidentally, as this has been described in numerous reports by several geologists."
Creator: Wright, Clarence A.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department