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.
Rok vydání: 1891
Popis: n/a
Databáze: OpenAIRE