A Treatise on Electricity and Magnetism Volume 1 465.jpg
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A Treatise on Electricity and Magnetism Volume 1 465, Electric potential, Electric field lines, A Treatise on Electricity and Magnetism diagrams, A Treatise on Electricity and Magnetism Volume I
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ja
電気及磁性論 巻一四五、電位、電場線、電気及磁性図論、電気及磁性論第一巻
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nonmagnetic magnetism electric potential magnetically treatise tract tractive electrical system