A - General Works
AC - Series. Collected works
AE - Encyclopedias
AG - Dictionaries etc
AI - Indexes
AM - Museums
AN - Newspapers
AP - Periodicals
AS - Academies and learned societies
AY - Yearbooks. Almanacs. Directories
AZ - History of scholarship
B - Philosophy (General)
BC - Logic
BD - Speculative philosophy
BF - Psychology
BH - Aesthetics
BJ - Ethics
BL - Religions. Mythology. Rationalism
BM - Judaism
BP - Islam etc
BQ - Buddhism
BR - Christianity
BS - The Bible
BT - Doctrinal Theology
BV - Practical Theology
BX - Christian Denominations
C - Sciences Of History (General)
CB - History of Civilization
CC - Archaeology
CD - Diplomatics. Archives. Seals
CE - Technical Chronology. Calendar
CJ - Numismatics
CN - Inscriptions. Epigraphy
CR - Heraldry
CS - Genealogy
CT - Biography
D - World History
DA - Great Britain
DAW - Central Europe
DB - Austria - Liechtenstein - Hungary - Czechoslovakia
DC - France - Andorra - Monaco
DD - Germany
DE - Greco-Roman World
DF - Greece
DG - Italy - Malta
DH - Low Countries - Benelux Countries
DJ - Netherlands (Holland)
DJK - Eastern Europe (General)
DK - Russia. Soviet Union. Former Soviet Republics - Poland
DL - Northern Europe. Scandinavia
DP - Spain - Portugal
DQ - Switzerland
DR - Balkan Peninsula
DS - Asia
DT - Africa
DU - Oceania (South Seas)
DX - Gypsies
E - History Of The Americas
F - History Of The Americas
G - Geography (General)
GA - Mathematical geography. Cartography
GB - Physical geography
GC - Oceanography
GE - Environmental Sciences
GF - Human ecology. Anthropogeography
GN - Anthropology
GR - Folklore
GT - Manners and customs (General)
GV - Recreation. Leisure
H - Social Sciences (General)
HA - Statistics
HB - Economic theory. Demography
HC - Economic history and conditions
HD - Industries. Land use. Labor
HE - Transportation and communications
HF - Commerce
HG - Finance
HJ - Public finance
HM - Sociology (General)
HN - Social history and conditions
HQ - Marriage and family
HS - Societies: secret, benevolent, etc
HT - Communities. Classes. Races
HV - Social pathology
HX - Socialism. Communism. Anarchism
J - Political Science (general govt papers)
JA - Political science (General)
JC - Political theory
JF - Political institutions/administration
JJ - Political institutions/administration (North America)
JK - Political institutions/administration (United States)
JL - Political institutions/administration (Canada, Latin America, etc.)
JN - Political institutions/administration (Europe)
JQ - Political institutions/administration (Asia, Africa, Australia etc.)
JS - Local/municipal government
JV - Colonies and colonization
JX - International law, see JZ and KZ (obsolete)
JZ - International relations
K - Law (General). Jurisprudence
KB - Religious law (General/Comparative)
KBM - Jewish law
KBP - Islamic law
KBR - History of canon law
KBU - Roman Catholic Church Law
KD - Law (United Kingdom and Ireland)
KDC - Scotland
KDE - Northern Ireland
KDG - Isle of Man. Channel Islands
KDK - Ireland (Eire)
KDZ - America. North America
KE - Law of Canada
KEA - Alberta
KEB - British Columbia
KEM - Manitoba
KEN - New Brunswick,Newfoundland,Northwest Territories,Nova Scotia
KEO - Ontario
KEP - Prince Edward Island
KEQ - Quebec
KES - Saskatchewan
KEY - Yukon Territory
KEZ - Canadian cities, A-Z
KF - Law of the United States
KFA - Alabama,Alaska,Arizona,Arkansas
KFC - California,Colorado,Connecticut
KFD - Delaware,District of Columbia
KFF - Florida
KFG - Georgia
KFH - Hawaii
KFI - Idaho,Illinois,Indiana,Iowa
KFK - Kansas,Kentucky
KFL - Louisiana
KFM - U.S. States: M
KFN - U.S. States: N
KFO - Ohio,Oklahoma,Oregon
KFP - Pennsylvania
KFR - Rhode Island
KFS - South Carolina,South Dakota
KFT - Tennessee,Texas
KFU - Utah
KFV - Vermont,Virginia
KFW - Washington,West Virginia,Wisconsin,Wyoming
KFX - U.S. cities, A-Z
KFZ - Confederate States of America
KG - Latin America (General). Mexico and Central America (General)
KGA - Belize
KGB - Costa Rica
KGC - El Salvador
KGD - Guatemala
KGE - Honduras
KGF - Mexico
KGG - Nicaragua
KGH - Panama
KGJ - Caribbean area (General)
KGK - Antigua and Barbuda. Aruba
KGL - Caribbean Islands: B
KGM - Cayman Islands
KGN - Cuba
KGP - Curaçao,Dominica
KGQ - Dominican Republic
KGR - Dutch West Indies. French West Indies.
KGS - Haiti
KGT - Jamaica. Martinique. Montserrat
KGU - Navassa Islands
KGV - Puerto Rico
KGW - Saint Christopher, Saint Lucia etc
KGX - Trinidad and Tobago
KGY - Turks and Caicos Islands
KGZ - U.S. Virgin Islands
KH - South America (General)
KHA - Argentina
KHC - Bolivia
KHD - Brazil
KHF - Chile
KHH - Colombia
KHK - Ecuador
KHL - Falkland Islands
KHM - French Guiana
KHN - Guyana
KHP - Paraguay
KHQ - Peru
KHS - Surinam
KHU - Uruguay
KHW - Venezuela
KJ - European Law
KJA - Roman law
KJC - Regional comparative and uniform law
KJE - Comparative law
KJG - Albania
KJH - Andorra
KJJ - Austria
KJK - Belgium
KJM - Bulgaria
KJN - Cyprus
KJP - Czechoslovakia
KJR - Denmark
KJS - Estonia
KJT - Finland
KJV - France: National laws
KJW - France: Regional and city laws
KK - Germany and West Germany
KKA - East Germany
KKB - German states and cities
KKC - German states and cities
KKE - Greece
KKF - Hungary
KKG - Iceland
KKH - Italy
KKI - Latvia
KKJ - Liechtenstein. Lithuania
KKK - Luxembourg. Malta
KKL - Monaco
KKM - Netherlands
KKN - Norway
KKP - Poland
KKQ - Portugal
KKR - Romania
KKS - San Marino
KKT - Spain
KKV - Switzerland
KKW - Sweden
KKX - Turkey
KKY - Ukraine (1991-)
KKZ - Yugoslavia
KL - Ancient legal systems (Mesopotamia, Greece etc)
KLA - Russia. Soviet Union
KLB - Russia (Federation, 1992-)
KLD - Armenian S.S.R. (to 1991)
KLE - Azerbaijan
KLF - Belarus (Republic)
KLH - Georgia (Republic)
KLM - Moldova
KLN - Russian S.F.S.R. (to 1991)
KLP - Ukraine (1919-1991)
KLQ - Bukharskaia Narodnaia Sovetskaia Respublika (to 1924)
KLR - Kazakhstan
KLS - Kyrgyzstan
KLT - Tadjikistan
KLV - Turkmenistan
KLW - Uzbekistan
KM - Asia (General)
KMC - Middle East. Southwest Asia
KME - Regional organization and integration
KMF - Armenia (Republic). Bahrain
KMG - Gaza
KMH - Iran
KMJ - Iraq
KMK - Israel
KMK - Jerusalem
KMM - Jordan. West Bank (1967- )
KMN - Kuwait
KMP - Lebanon
KMQ - Oman. Palestine (to 1948)
KMS - Qatar
KMT - Saudi Arabia
KMU - Syria
KMV - United Arab Emirates
KMX - Yemen
KMY - Yemen (People's Democratic Republic) (to 1990)
KN - South Asia. Southeast Asia. East Asia
KNC - Regional comparative and uniform law
KNE - Regional organization and integration
KNF - Afghanistan
KNG - Bangladesh
KNH - Bhutan
KNK - Brunei
KNL - Burma
KNM - Cambodia
KNN - China
KNP - China (Republic, 1949-). Taiwan
KNQ - China (People's Republic, 1949-)
KNR - Hong Kong
KNS - India
KNT - Indian States, cities, etc.
KNU - Indian States, cities, etc.
KNV - French Indochina
KNW - Indonesia
KN - Japan
KNY - Japanese cities, etc.
KP - South Asia. Southeast Asia. East Asia
KPA - Korea. South Korea
KPC - Democratic People's Republic of Korea. North Korea
KPE - Laos
KPF - Macao
KPG - Malaysia. East and West Malaysia (1957-) (Part 1)
KPH - East and West Malaysia (1957-) (Part 2). Maldives
KPJ - Mongolia
KPK - Nepal
KPL - Pakistan
KPM - Philippines
KPP - Singapore
KPS - Sri Lanka
KPT - Thailand
KPV - Vietnam
KPW - Vietnam. South Vietnam
KQ - Africa (History. Indigenous peoples)
KQC - Regional comparative and uniform law
KQE - Regional organization and integration
KQG - Algeria. Angola
KQJ - Benin
KQK - Botswana
KQM - British Central Africa Protectorate
KQP - British Indian Ocean Territory. British Somaliland
KQT - Burkina Faso
KQV - Burundi
KQW - Cameroon
KQX - Cape Verde
KR - Africa
KRB - Central African Republic
KRC - Chad
KRE - Comoros
KRG - Congo
KRK - Djibouti
KRL - East Africa Protectorate
KRM - Egypt
KRN - Eritrea
KRP - Ethiopia
KRR - French Equatorial Africa
KRS - French West Africa
KRU - Gabon
KRV - Gambia
KRW - German East Africa
KRX - Ghana
KRY - Gibraltar
KS - - Africa
KSA - Guinea
KSC - Guinea-Bissau
KSE - Equatorial Guinea. Ifni.
KSG - Italian East Africa. Italian Somaliland
KSH - Ivory Coast
KSK - Kenya
KSL - Lesotho
KSN - Liberia
KSP - Libya
KSR - Madagascar
KSS - Malawi
KST - Mali
KSU - Mauritania
KSV - Mauritius. Mayotte
KSW - Morocco
KSX - Mozambique
KSY - Namibia
KSZ - Niger
KT - Africa
KTA - Nigeria
KTC - Réunion
KTD - Rwanda
KTE - Saint Helena
KTF - São Tomé and Principe
KTG - Senegal
KTH - Seychelles
KTJ - Sierra Leone
KTK - Somalia
KTL - South Africa, Republic of
KTN - Spanish West Africa (to 1958). Spanish Sahara (to 1975)
KTQ - Sudan
KTR - Swaziland
KTT - Tanzania
KTU - Togo
KTV - Tunisia
KTW - Uganda
KTX - Zaire
KTY - Zambia. Zanzibar (to 1964)
KTZ - Zimbabwe
KU - Australia
KUA - Australian Capital Territory
KUB - Northern Territory
KUC - New South Wales
KUD - Queensland
KUE - South Australia
KUF - Tasmania
KUG - Victoria
KUH - Western Australia
KUN - Norfolk Island. Australian cities, communities, etc.
KUQ - New Zealand
KV - Pacific Area Jurisdictions
KVC - Regional comparative and uniform law
KVE - Regional organization and integration
KVH - American Samoa. British New Guinea
KVL - Cook Islands
KVM - Easter Island
KVN - Fiji
KVP - French Polynesia. German New Guinea (to 1914)
KVQ - Guam
KVR - Kiribati
KVS - Marshall Islands. Micronesia. Midway Islands
KVU - Nauru. Netherlands New Guinea (to 1963)
KVW - New Caledonia
KW - Pacific Area Jurisdictions
KWA - Niue
KWC - Northern Mariana Islands
KWE - Pacific Islands (Trust Territory)
KWG - Palau
KWH - Papua New Guinea
KWL - Pitcairn Island. Solomon Islands
KWP - Tonga
KWQ - Tuvalu
KWR - Vanuatu
KWT - Wake Island. Wallis and Futuna Islands
KWW - Western Samoa
KWX - Antarctica
KZ - Law of nations
KZA - Law of the sea
KZD - Space law. Law of outer space
L - Education (General)
LA - History of education
LB - Theory and practice
LC - Special aspects
LD - Individual institutions (U. S.)
LE - Individual institutions - Americas
LF - Individual institutions - Europe
LG - Individual institutions - Other
LH - College/school magazines/papers
LJ - Student fraternities/societies, U. S.
LT - Textbooks
M - Music
ML - Literature on music
MT - Instruction and study
N - Fine Arts (Visual arts)
NA - Architecture
NB - Sculpture
NC - Drawing. Design. Illustration
ND - Painting
NE - Print media
NK - Decorative arts
NX - Arts in general
P - Language And Literature (Philology. Linguistics)
PA - Greek/Latin language and literature
PB - Modern languages. Celtic languages
PC - Romanic languages
PD - Germanic/Scandinavian languages
PE - English language
PF - West Germanic languages
PG - Slavic/Baltic/Albanian languages
PH - Uralic/Basque language
PJ - Oriental languages and literatures
PK - Indo-Iranian languages and literatures
PL - Languages and literatures of Eastern Asia, Africa, Oceania
PM - Hyperborean, Indian, and artificial languages
PN - Literature (General)
PQ - French/Italian/Spanish/Portuguese literature
PR - English literature
PS - American literature
PT - German/Dutch/Scandinavian etc literature
PZ - Fiction and juvenile belles lettres
Q - Science (General)
QA - Mathematics
QB - Astronomy
QC - Physics
QD - Chemistry
QE - Geology
QH - Natural history - Biology
QK - Botany
QL - Zoology
QM - Human anatomy
QP - Physiology
QR - Microbiology
R - Medicine (General)
RA - Public aspects of medicine
RB - Pathology
RC - Internal medicine
RD - Surgery
RE - Ophthalmology
RF - Otorhinolaryngology
RG - Gynecology and obstetrics
RJ - Pediatrics
RK - Dentistry
RL - Dermatology
RM - Therapeutics. Pharmacology
RS - Pharmacy and materia medica
RT - Nursing
RV - Botanic, Thomsonian, and eclectic medicine
RX - Homeopathy
RZ - Other systems of medicine
S - Agriculture (General)
SB - Plant culture
SD - Forestry
SF - Animal culture
SH - Aquaculture. Fisheries. Angling
SK - Hunting sports
T - Technology (General)
TA - Engineering (General). Civil engineering
TC - Hydraulic engineering. Ocean engineering
TD - Environmental technology. Sanitary engineering
TE - Highway engineering. Roads and pavements
TF - Railroad engineering and operation
TG - Bridge engineering
TH - Building construction
TJ - Mechanical engineering and machinery
TK - Electrical engineering. Electronics. Nuclear engineering
TL - Motor vehicles. Aeronautics. Astronautics
TN - Mining engineering. Metallurgy
TP - Chemical technology
TR - Photography
TS - Manufactures
TT - Handicrafts. Arts and crafts
TX - Home economics
U - Military Science (General)
UA - Armies: Organization, distribution, military situation
UB - Military administration
UC - Maintenance and transportation
UD - Infantry
UE - Cavalry. Armor
UF - Artillery
UG - Military engineering. Air forces
UH - Other services
V - Naval Science (General)
VA - Navies: Organization, distribution, naval situation
VB - Naval administration
VC - Naval maintenance
VD - Naval seamen
VE - Marines
VF - Naval ordnance
VG - Minor services of navies
VK - Navigation. Merchant marine
VM - Naval architecture. Shipbuilding. Marine engineering
Z - Books (General). Libraries. Bibliography
ZA - Information resources (General)