Author: Irving Hartmann
Publisher:
ISBN:
Category : Mineral dusts
Languages : en
Pages : 22
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Author: United States. Bureau of Mines
Publisher:
ISBN:
Category : Mineral industries
Languages : en
Pages : 336
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Author: United States. Bureau of Mines
Publisher:
ISBN:
Category : Mineral industries
Languages : en
Pages : 320
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Author: United States. Bureau of Mines
Publisher:
ISBN:
Category : Mineral industries
Languages : en
Pages : 332
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Author: United States. Bureau of Mines
Publisher:
ISBN:
Category : Mineral industries
Languages : en
Pages : 328
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Author: John Nagy
Publisher:
ISBN:
Category : Coal
Languages : en
Pages : 36
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Author:
Publisher:
ISBN:
Category : Mine safety
Languages : en
Pages : 372
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Author: Irving Hartmann
Publisher:
ISBN:
Category : Coal mines and mining
Languages : en
Pages : 36
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Author: G. G. Morgis
Publisher:
ISBN:
Category : Industrial hygiene
Languages : en
Pages : 54
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Author:
Publisher:
ISBN:
Category : Municipal engineering
Languages : en
Pages : 392
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