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Encyclopedia Britannica, Inc., headquartered in Chicago, Illinois, is a leading provider of learning and knowledge products. They are proud to be one of the world's most trusted sources of information on every topic imaginable - from the origins of the universe to current events and everything in between. Get a glimpse of their company, products, and business opportunities on their corporate site to see how they are making it happen.

Bartleby is the preeminent Internet publisher of literature, reference and verse providing students, researchers and the intellectually curious with unlimited access to books and information on the Web, free of charge.

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