Dos the library use the Congress system?

Question:

Dos the library use the Congress system?

Best Answer - Chosen by Asker: I guess you mean the Library of Congress classification system. Most public libraries and K-12 libraries in the US use the Dewey Decimal classification system. Most libraries in higher education use the Library of Congress classification system.

See an explanation of LC classification here: http://www.loc.gov/catdir/cpso/lcco/...

You can download a summary of Dewey classification here:
http://www.oclc.org/dewey/resources/summ...