Progress reports - metallurgical division 52, Ore-testing studies of the ore-dressing section, fiscal year 1941 /
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| Format: | Government Document Book |
| Language: | English |
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[Washington, D.C.] :
U.S. Dept. of the Interior, Bureau of Mines,
1942
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| Series: | Report of investigations (United States. Bureau of Mines)
3628 |
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