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The Library of Congress Classification System is a system of library classification developed by the Library of Congress. It is used by most research and academic libraries in the U.S. and several other countries; in these countries, most public libraries and small academic libraries continue to use the older Dewey Decimal Classification (DDC).
Added 7/31/2016 8:34:50 AM
This answer has been confirmed as correct and helpful.
Confirmed by
jeifunk [7/31/2016 8:47:40 AM]