The Library of Congress (LC) classification system is used by many academic and research libraries around the world. With LC, the call number always starts with a letter (or two), followed by numbers. The letter indicates the subject.
e.g Cen Ref HA 1107.5 EW5
Reading LC call numbers
Work down line by line, alphabetically then numerically (some numbers may contain a decimal point). In the last line with letters and numbers, the numbers are treated as decimals.
The following is an outline of the LC system:
- General Works
- Philosophy, Psychology, Religion
- C - F
- Geography, Anthropology
- Social Sciences
- Political Science
- Art and Architecture
- Language and Literature
- Agriculture, Soils
- Military Science
- Naval Science
- Bibliography, Library Science
Need assistance? Library staff can help. Contact a Subject Librarian.