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vernal a danielson
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Iron and steel scrap in the Southeast
Vernal A. Danielson · U.S. Dept. of the Interior, Bureau of Mines; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.
85 sayfa · 1967
Scrap metal industry / Statistics
Waste disposal costs at two coal mines in Kentucky and Alabama
Vernal A. Danielson · U.S. Dept. of the Interior, Bureau of Mines; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.
28 sayfa · 1969
Waste disposal / Coal mines and mining / Coal mine waste