Correspondence. Electric Mining-Machinery, With Special Reference to the Application of Electricity to Coal-Cutting, Pumping, and Rock-Drilling
Autor: | Fowler, G., Hughes, H. W., Atkinson, C. W., Stokes, A. H., Rooper, W. O., Steavenson, A. L., Atkinson, L. B. |
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Rok vydání: | 1891 |
Popis: | n/a |
Databáze: | OpenAIRE |
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