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Ka la 5 January, 1845, letona la setso la Prussia le ile la amohela kōpo ea sehlopha sa bahlankana ba tšeletseng ea ho theha Mokhatlo o mocha oa Physical Society Berlin. Masimong ho tloha ho thermodynamics, mechanics, le electromagnetism ho ea ho motlakase oa liphoofolo, ophthalmology, le psychophysics, litho tsa sehlopha sena se senyenyane empa se ntse se hōla-seo haufinyane se neng se kenyelletsa Emil Du Bois-Reymond, Ernst Brücke, Werner Siemens, le Hermann von ...
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