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UFOs

See: Science Tracer Bullets Online (database of science research guides)

Understanding MARC Bibliographic: Machine-Readable Cataloging

United Nations

Guide to Accessing United Nations Publications (research guide)

United States Capitol

Temple of Liberty: Building a Capitol for a New Nation (exhibition)

United States Copyright Office

United States Government Internet Resource Guides

U.S. Government: Executive Branch

U.S. Government Legislative Branch

U.S. Government: State and Local Government Resources

United States Historical Collections

American Memory

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