How to Find a Government Publication at the NCSU Libraries  (or,
What's a SuDoc?)   Government Documents Collection Organization
Location: Hunt Library bookBot Organization: Superintendent of
Documents (SuDoc) classification system  The guiding principle
of SuDoc classification is organization that reflects the
organization of the U.S. government. This necessarily means that
the organization of materials changes over time as government
agencies change.  The format of a SuDoc number is as follows:
Department [Letter(s)] Agency # Series #  For example: NAS 1.26
indicates a NASA series, Contractor Reports. Or, I is for the
Department of the Interior, 19 is for the U.S. Geological Survey
and 42 is the number of the USGS series, Water Resources
Investigations Report.  example SuDocs  Whereas the second
number in a Library of Congress (LC) call number is shelved as a
decimal number, the series number in SuDoc classification is
shelved as a whole number, despite following a decimal point.
Example of correct shelv