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Library Classification Systems
Library Classification Systems
GRUMPY CAT
FELINE DWARFISM
Allison F. Gallaspy
INTERNET MEME
TABATHA BUNDESEN
TARDAR SAUCE
Classification in Action
THE VOCABULARY PROBLEM
How Does This Affect My Research?
Library of Congress Classes
Subclasses
- Remember to vary search terms if you're having trouble finding information.
- Identifying a Subject Heading in the catalog can lead to new sources.
- Browsing in the stacks in a classification area may turn up books and journals.
- Search a person's whole name, last name first.
What would you call this image?
Library of Congress
A - General Works
B - Philosophy, Psychology, Religion
C - Auxiliary Sciences of History
D - World History
E - History of the Americas
F - Local History of the United States
G - Geography, Anthropology, and Recreation
H - Social Sciences
J - Political Science
K - Law
L - Education
M - Music and Books on Music
N - Fine Arts
P - Language and Literature
Q - Science
R - Medicine
S - Agriculture
T - Technology
U - Military Science
V - Naval Science
Z - Bibliography, Library Science, Information Sciences
Subject Headings
- Alphanumeric call number
- Consists of a classification number - 2 letters and a number
- Followed by Cutter number - another letter and numbers determined by author's last name
- Ends with year of publication or volume number
- Example:
source: Library of Congress Classification Online: http://www.loc.gov/aba/cataloging/classification/lcco/lcco_c.pdf
Source: Library of Congress Classification Online http://www.loc.gov/catdir/cpso/lcco/
- Cataloger has to determine what the resource is primarily about.
- Must be as specific as possible while not limiting too far.
- A subject can be represented if it makes up 20% of a resource's content.
- Listed in order of importance
- Call number is made from 1st subject heading.
- Library of Congress Subject Heading
- standardized form of word, phrase, or name
- Ex: P.G.T. Beauregard
- Applied not only to books, but journal articles in databases, archival collections, images, and videos.
CONTACT INFO
Dewey Decimal System
Class: Auxiliary Science of History
Allison F. Gallaspy
Head of Cataloging
Dupré Library
Room 124
agallaspy@louisiana.edu
(337) 482-6033
C
Subclass: Heraldry
CR
Subclass: Flags, Banners, and Standards
Why Do We Classify?
101 - 115
- Used Frequently in Public Libraries
- Numerical call number
- 10 Classes:
- 000 - General Works, Computer Science, and Information
- 100 - Philosophy and Pyschology
- 200 - Religion
- 300 - Social Sciences
- 400- Language
- 500- Pure Science
- 600- Technology
- 700- Arts & Recreation
- 800- Literature
- 900- History & Geography
Source: WikiPedia http://en.wikipedia.org/wiki/Dewey_Decimal_Classification
The most well-known classification system is probably the Linnean Classification.
Humans classify like things together as a matter of course. It makes it easier to filter and understand the stimuli we receive in everyday life.
When it comes to library materials, classification serves many purposes:
- subject analysis
- disambiguation
- collocation