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Congress passed the first U.S Copyright Act
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any work published prior to 1923 is considered public domain
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any original work of authorship is automatically copyrighted without official notice, registration, or publication
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after 1978, copyright protection wxpires automatically 70 ears after the death of the orignal author
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The Technology, Education, and Copyright Harmonization (TEACH) act
designed primarily to asress the need for clarification of permissible uses of copyrighted works in distance learning context
