An elementary book on electricity and magnetism and their applications (1919)
Jackson, Dugald C. (Dugald Caleb), 1865-1951, Jackson, John Price, b. 1868, Black, Newton Henry, b. 1874 · New York, The Macmillian Co · leaf 325
joints, corrugated for strength, andheavily nickel plated as protection against rust. The positive 294 ELECTRICITY AND MAGNETISM plates (Fig. 201) consist of a nickel-plated steel grid with per-forated steel tubes, which are filled with alternate la3rers ofnickel hydroxide and flaked metallic…
Electricity · Magnetism
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