Hermann Ludwig Ferdinand von Helmholtz: Difference between revisions
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(New page: Hermann Ludwig Ferdinand von Helmholtz (Postdam, August 31, 1821 – Berlín, September 8, 1894)) |
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Revision as of 11:19, 24 May 2007
Hermann Ludwig Ferdinand von Helmholtz (Postdam, August 31, 1821 – Berlín, September 8, 1894)