Call Number Systems

Library of Congress (LC) Classification

LC is most often used in University libraries. Rice Library uses LC call numbers on most materials, including the General Collection, located on floors 2-4.

How to Read LC Call Numbers

Library of Congress Classification Outline. http://www.loc.gov/catdir/cpso/lcco

Dewey Decimal Classification

Dewey call numbers are used to classify Rice Library's DVDs, videos, CDs, and pre K-12 materials (Curriculum Materials, 4th floor), which is mainly children's books and textbooks used in classrooms. Dewey is most often used in public and school libraries.

► How to Read Dewey Call Numbers

Dewey Decimal Classification overview. http://www.oclc.org/dewey/default.htm

Superintendent of Documents Numbers

Government documents are arranged by the issuing agency and/or department.

Learn more about Government Documents in Rice Library and their call numbers http://www.usi.edu/library/govtdoc.asp