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Manganese: Its Occurrence, Milling, and Metallurgy; Part 1
Report issued by the U.S. Bureau of Mines discussing the "occurrence, milling, and metallurgy of manganese in the United States" (p. 1). Different properties and compounds of manganese are also discussed. This report includes a map, tables, illustrations, and photographs.
Date:
May 1934
Creator:
Dean, Reginald S.; DeVaney, Fred D. & Coghill, Will H.
System:
The UNT Digital Library
Coal-Mine Explosions in West Virginia: 1883-1933
Report issued by the U.S. Bureau of Mines discussing explosions in coal mines that occurred in West Virginia between 1883 and 1933. The number of fatalities, and safety prevention methods are presented. This report includes tables.
Date:
September 1934
Creator:
Forbes, J. J. & Owings, C. W.
System:
The UNT Digital Library