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Over 1.5 million articles carefully checked for accuracy and completeness by a team of experts. Fifteen times as many articles as in the largest printed 17 volume Encyclopedia. The Encyclopedia is based on Wikipedia, the largest collection of reference work in the history of human knowledge. To keep the file size manageable we have only included the abstracts from each article. People, History, Literature, Business, Biology, Engineering, Chemicals, Animals and plants, Actors and Actresses, Music...