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Encyclopedias Provides a short article for free. Subscribe for more in depth articles. Concise Microsoft Encarta Encyclopedia Abridged version of the Encarta software. Search or browse for free, more than 50,000 articles from the Links to related Internet sites. Answers frequently asked questions about the Smithsonian with links to resources on subjects from Art to Zoology. The Columbia Electronic Encyclopedia 6th edition contains almost 52,000 entries, with more than 84,000 hypertext cross-references. Wikipedia: The Free Encyclopedia A free content encyclopedia that is being written collaboratively by contributors from all around the world. Find out how just about anything works. Encyclopedia and dictionary in one. Encyclopedia of graphic symbols. The signs range from ideograms carved in mammoth teeth by Cro-Magnon men, to subway graffiti. Revised 09/09/05
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