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Library of Congress Classification

CALL NUMBERS are the numbers printed on the spines of library books that determine where the books are found on the shelves. The LIBRARY OF CONGRESS (or LC) numbers used in the University Libraries are composed of letters and numbers. The top line, consisting of one or two letters, indicates the main subject or classification, the next line (number), is for the special aspect of the book, the third of the call number is the code of the author or title of the book and ia a decimal number. A fourth line may be used to indicate date or volume.

COPY THE ENTIRE CALL NUMBER BEFORE YOU SEARCH FOR IT ON THE SHELVES!

General Outline of Classes

GENERAL WORKS A
Encyclopedias AE
Yearbooks/Almanacs AY
PHILOSOPHY B
Logic BC
Metaphysics BD
Psychology BF
Ethics BJ
RELIGION BL-BX
HISTORY C
Civilization CB
Antiquities CC
Heraldry CR
Genealogy CS
Biography(Collective) CT
WORLD HISTORY D
British DA
French DC
German DD
Classical DE
Greek DF
Roman/Italian DG
Russian DK
Spanish DP
Asian DS
African DT
HISTORY-AMERICA E
America-General E
U.S. General E
U.S. State & Local F
Central & South America F
GEOGRAPHY G
Physical Geography GB
Anthropology GN
Folklore GR
Manners & Customs GT
Sports & Games GV
SOCIAL SCIENCES H
Statistics HA
Economics HB-HJ
Labor HD
Commerce HF
Finance HG
Sociology HM-HX
Women HQ
Family HQ
Sexuality HQ
POLITICAL SCIENCE J
U.S. Government Documents J85
United States JK
Europe JN
International Law JX
LAW K
EDUCATION L
History of LA
Theory & Practice LB
Universities (U.S.) LD
MUSIC M
FINE ARTS N
Architecture NA
Sculpture NB
Graphic Arts NC
Painting ND
Engraving NE
Industrial NK
LANGUAGE P
Romance PC
English PE
German PF
LITERATURE P
Classical PA
General, Drama, Movies PN
Spanish, French, Italian PQ
English PR
American PS
Germanic PT
SCIENCE Q
Artificial Intelligence Q 335
Mathematics QA
Computer Science QA 76
Astronomy QB
Physics QC
Chemistry QD
Geology QE
Natural History QH
Botony QK
Zoology QL
Human Anatomy QM
Physiology QP
Bacteriology QR
MEDICINE R
AGRICULTURE S
TECHNOLOGY T
Materials Science & Technology TA 400
Engineering TA-TH
Computer Electronics TK
Chemical TN-TP
Photography TR
MILITARY HISTORY U
NAVAL SCIENCE V
JUVENILE Y-YE
BIBLIOGRAPHY & LIBRARY SCIENCE Z


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