Category:1820 in physics
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Media in category "1820 in physics"
The following 2 files are in this category, out of 2 total.
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Forsøg over den electriske Vexelkamps Indvirkning paa Magnetnaalen.pdf 1,241 × 1,752, 4 pages; 1.38 MB
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Oersted discovers electromagnetism.jpg 1,293 × 965; 646 KB