A Treatise on Electricity and Magnetism Volume 2 191.jpg
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A Treatise on Electricity and Magnetism Volume 2 191, A Treatise on Electricity and Magnetism Volume II
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ja
電気・磁気論考 巻第二十九一、電気・磁気論考 巻第二
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magnetism nonmagnetic magnetically treatise tract electrical system