A Treatise on Electricity and Magnetism Volume 2 265.jpg
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A Treatise on Electricity and Magnetism Volume 2 265, A Treatise on Electricity and Magnetism Volume II
commons
ja
電気・磁気論考 巻2・265、電気・磁気論考 巻2・2
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magnetism nonmagnetic magnetically treatise tract electrical system