A Treatise on Electricity and Magnetism Volume 2 477.jpg
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A Treatise on Electricity and Magnetism Volume 2 477, Magnetic scalar potential, Magnetic field lines, A Treatise on Electricity and Magnetism diagrams, A Treatise on Electricity and Magnetism Volume II
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電気・磁気論集2巻477号、磁気スカラーポテンシャル、磁場線、電気・磁気図論、電気・磁気論集2巻
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nonmagnetic magnetism magnetically line of force scalar field magnetic line of force treatise tract scalar tractive electrical system magnetic field