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U.s. Copyright Office: Copyright Law of the u.s.a.
This site, presented by the Library of Congress and the U.S. Copyright Office, contains links to the text of the U.S. Copyright Law, updated to April 2000. The information is very in-depth on the subject.
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What Is Copyright Protection?
This page offers information about copyrights & copyright protection, both for printed materials & internet material. For those who wonder what means, anyway!