Plus d’un million de livres, à portée de main !
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Wilhelm Borchers

    Jahrbuch der Elektrochemie.
    Elektro-Metallurgie
    Elektro-Metallurgie Des Nickels
    Metallurgy: A Brief Outline of the Modern Processes for Extracting the More Important Metals
    Electric Furnaces: The Production of Heat From Electrical Energy and the Construction of Electric Furnaces
    Electric Smelting and Refining: The Extraction and Treatment of Metals by Means of the Electric Current. Being the 2D Ed. of "Elektro-Metallurgie."