Library materials are arranged according to the Library of Congress Classification system (LC). Each LC number represents a subject. The LC number makes up part of a call number that is labelled on library materials. The call number is a guide to finding materials in the library.
Below is an example of a call number and what it means.
For example:
Title:
Biology: The Essentials by Marielle Hoefnagels
| Call Number | Explanation |
|---|---|
QH | Represent the class for Biology subject |
315 | Specific number for the Essentials of Biology Subject |
H64 | First three letters of the author's surname, "Hoefnagels" |
2013 | Book's publication year |
C.1 | First copy of this title |
Subject Coverage
A: GENERAL WORKS
B: PHILOSOPHY. PSYCHOLOGY. RELIGION
C: AUXILIARY SCIENCES OF HISTORY
D: WORLD HISTORY AND HISTORY OF EUROPE, ASIA, AFRICA, AUSTRALIA, NEW ZEALAND, ETC.
E: HISTORY OF THE AMERICAS
F: HISTORY OF THE AMERICAS
G: GEOGRAPHY. ANTHROPOLOGY. 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 RESOURCES (GENERAL)