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Record Nr. |
UNINA9910707078003321 |
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Autore |
Harrington D (Daniel), <1878-> |
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Titolo |
Drilling and dustiness of metal-mine air / / by D. Harrington |
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Pubbl/distr/stampa |
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[Washington, D.C.] : , : U.S. Department of the Interior, Bureau of Mines, , 1922 |
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Descrizione fisica |
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1 online resource (10 unnumbered pages) |
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Collana |
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Reports of investigations ; ; 2339 |
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Soggetti |
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Mine ventilation |
Mine dusts |
Boring |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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At head of title: Bureau of Mines -- Department of the Interior. |
Includes tables. |
"Serial no. 2339." |
"March, 1922." |
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