Carl F. Gauss
Information about Carl Gauss who made important contributions to a wide range of sciences in nineteenth century including astronomy, physics and mathematics.
http://www.gauss.info - [Listing details] -
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Chemicool
Chemistry periodic table (periodic chart) of the elements. Information about hydrogen, oxygen, silver, carbon, aluminum...plus forum, dictionary and tools.
http://chemicool.com - [Listing details] -
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