Library of Congress Classification
Classification System: Outline of Subjects
A GENERAL WORKS
|
AC |
Collections – Series-Collected Works |
|
AE |
Encyclopedias (General) |
|
AG |
Dictionaries |
|
AI |
Indexes (General) |
|
AM |
Museums (General) |
|
AN |
Newspapers |
|
AP |
Periodicals (General) |
|
AS |
Academic & Learned Societies (General) |
|
AY |
Yearbooks – Almanacs-Directories |
|
AZ |
History of the Sciences in General |
|
B |
Philosophy (General) |
|
BC |
Logic |
|
BD |
Speculative Philosophy |
|
BF |
Psychology |
|
BH |
Aesthetics |
|
BJ |
Ethics |
|
BL |
Religions |
|
BM |
Judaism |
|
BP |
Islam, Bahaism, Theosophy, etc. |
|
BQ |
Buddhism |
|
BR |
Christianity (General) |
|
BS |
The Bible & Exegesis |
|
BT |
Doctrinal theology |
|
BV |
Practical Theology |
|
BX |
Denominations and Sects |
C AUXILIARY SCIENCES OF HISTORY
|
CB |
History of civilization and culture (General) |
|
CC |
Archaeology (General) |
|
CD |
Diplomatics – Archives – Seals |
|
CE |
Technical Chronology – Calendar |
|
CJ |
Numismatics |
|
CN |
Epigraphy – Inscriptions |
|
CR |
Heraldry |
|
CS |
Genealogy |
|
CT |
Biography |
D HISTORY: GENERAL AND OLD WORLD
|
D |
History |
|
DA |
Great Britain |
|
DB |
Austria |
|
DC |
France |
|
DD |
Germany |
|
DE |
The Mediterranean Region |
|
DF |
Greece |
|
DG |
Italy |
|
DH-DJ |
Belgium – Holland –Luxembourg |
|
DK |
Russia |
|
DL |
Northern Europe – Scandinavia |
|
DP |
Spain – Portugal |
|
DR |
Eastern Europe –Balkan Peninsula – Turkey |
|
DS |
Asia |
|
DT |
Africa |
|
DU |
Oceania (South Seas) |
|
DX |
Gypsies |
E-F HISTORY: America
|
E |
America |
|
F |
United States |
G GEOGRAPHY-RECREATION-ANTHROPOLOGY
|
G |
Geography (General) |
|
GA |
Mathematical Geography – Cartography |
|
GB |
Physical Geography |
|
GC |
Oceanography |
|
GF |
Anthropogeography |
|
GN |
Anthropology |
|
GR |
Folklore |
|
GT |
Manners and Customs (General) |
|
GV |
Recreation |
H SOCIAL SCIENCES
|
H |
Social sciences (General) |
|
HA |
Statistics |
|
HB |
Economics |
|
HC |
Economic history & conditions national products |
|
HD |
Land Agriculture Industry |
|
HE |
Transportation & Communication |
|
HF |
Commerce |
|
HG |
Finance |
|
HJ |
Public finance |
|
HM |
Sociology (General & theoretical) |
|
HN |
Social history; Social problems; Social reform |
|
HQ |
Social groups |
|
HS |
Societies: Secret, Benevolent, etc., Clubs |
|
HT |
Communities classes Races |
|
HV |
Social Psychology Social & public welfare |
|
HX |
Socialism Communism Anarchism |
|
JA |
Collections and general works |
|
JC |
Political theory; Theory of the state |
|
JF |
General works Comparative works |
|
JK |
United States |
|
JL |
British –American – Latin American |
|
JN |
Europe |
|
JQ |
Asia- Africa- Australia- Oceania |
|
JS |
Local Government |
|
JV |
Colonies & Colonization -Emigration |
|
JX |
International law -International Relations |
K LAW
|
K |
Law (General) |
|
KF |
Law of the United States |
|
KFA-KFW |
Law of individual states |
|
KFX |
Law of individual cities, A-Z |
|
KFZ |
Law of individual territories |
L EDUCATION
|
L |
Education (General) |
|
LA |
History of Education |
|
LB |
Theory and practice of education |
|
LC |
Special aspects of education |
|
LD |
United States |
|
LE |
American, except United States |
|
LF |
Europe |
|
LG |
Asia –Africa- Oceania |
M MUSIC
|
M |
Music (General) |
|
ME |
Orchestral Music |
|
ML |
Literature of music |
|
MT |
Music instruction and study |
N FINE ARTS
|
N |
Visual arts |
|
NA |
Architecture |
|
NB |
Sculpture |
|
NC |
Drawing, Design, Illustration |
|
ND |
Painting |
|
NE |
Print Media |
|
NK |
Decorative Arts; Applied arts; Decoration |
|
NX |
Arts in General |
P LANGUAGE & LITERATURE
|
P |
Philology and linguistics (General) |
|
PA |
Classical languages and literature |
|
PB |
General works |
|
PC |
Romance languages |
|
PD |
Germanic Languages |
|
PE |
English |
|
PF |
West Germanic |
|
PG |
Slavic, Baltic, Albanian languages & literature |
|
PH |
Uralic, Basque languages & literature |
|
PJ |
Oriental languages & literature |
|
PK |
Indo-Iranian |
|
PL |
Languages & literature of East Asia, Africa |
|
PM |
American Indian Languages |
|
PN |
Literary History and collections |
|
PQ |
Romance literature |
|
PR |
British literature |
|
PS |
American literature |
|
PT |
Germanic literature |
|
PZ |
Fiction and Juvenile |
Q SCIENCE
|
Q |
Science (General) |
|
QA |
Mathematics, Computer Science |
|
QB |
Astronomy |
|
QC |
Physics |
|
QD |
Chemistry |
|
QE |
Geology |
|
QH |
Biology |
|
QK |
Botany |
|
QL |
Zoology |
|
QM |
Human Anatomy |
|
QP |
Physiology |
|
QR |
Microbiology |
R MEDICINE
|
R |
Medicine (General) |
|
RA |
Public & Environmental Health |
|
RB |
Pathology |
|
RC |
Internal medicine |
|
RD |
Surgery |
|
RE |
Ophthalmology |
|
RG |
Gynecology and obstetrics |
|
RJ |
Pediatrics |
|
RK |
Dentistry |
|
RL |
Dermatology |
|
RM |
Therapeutics Pharmacology |
|
RS |
Pharmacy and materia medica |
|
RT |
Nursing |
|
RZ |
Other systems of medicine |
S AGRICULTURE
|
SB |
Plant culture |
|
SF |
Animal culture |
|
SH |
Veterinary Medicine |
T TECHNOLOGY
|
T |
Technology (General) |
|
TA |
Engineering (General) |
|
TH |
Building Construction, |
|
TJ |
Mechanical Engineering |
|
TK |
Electrical Engineering, Electronics |
|
TL |
Motor Vehicles. Aeronautics |
|
TP |
Chemical Technology |
|
TR |
Photography |
|
TS |
Manufacturers |
|
TT |
Handicrafts. Arts & Crafts |
|
TX |
Home Economics |
U MILITARY SCIENCE
V NAVAL SCIENCE
Z B IBLIOGRAPHY & LIBRARY SCIENCE
