LIBRARY OF CONGRESS CLASSIFICATION OUTLINE 

CLASS G - GEOGRAPHY. ANTHROPOLOGY. RECREATION

(Click each subclass for details) 

Subclass G Geography (General). Atlases. Maps

Subclass GA Mathematical geography. Cartography

Subclass GB Physical geography

Subclass GC Oceanography

Subclass GE Environmental Sciences

Subclass GF Human ecology. Anthropogeography

Subclass GN Anthropology

Subclass GR Folklore

Subclass GT Manners and customs (General)

Subclass GV Recreation. Leisure
Subclass G 

G1-922 Geography (General)

G65-69 Geographers

G70-70.6 Philosophy. Relation to other topics. Methodology

G80-99 History of geography

G100.5-108.5 Toponymy

Including gazetteers, geographic names and terms 

G140 Great cities of the world 

G141 Historical geography 

G142 Aerial geography 

G149-180 Travel. Voyages and travels (General) 

G154.9-155.8 Travel and state. Tourism 

G200-336 History of discoveries, explorations, and travel 

G369-503 Special voyages and travels 

G521-539 Adventures, shipwrecks, buried treasure, etc. 

G540-550 Seafaring life, ocean travel, etc. 

G575-890 Arctic and Antarctic regions 

G905-910 Tropics (General) 

G912-922 Northern and Southern Hemispheres 

G1000-3122 Atlases 

G1000-1000.5 Atlases of the moon, planets, etc. 

G1001-1046 World atlases. Atlases of the Earth 

G1050-1052 Northern and Southern Hemispheres 

G1053 Tropics. Torrid Zone 

G1054-1055 Polar regions. Frigid Zone 

G1059-1061 Maritime atlases (General) 

G1100-3102 By region or country 

G1100-1779 America. Western Hemisphere 

G1105-1692 North America 

G1110-1114 Greenland 

G1115-(1193) Canada 

G1200-1534.24 United States 

G1535-1537 Caribbean area 

G1540-1542 Latin America (General) 

G1545-1549 Mexico 

G1550-(1594) Central America 

G1600-1692 West Indies 

G1700-1779 South America 

G1780-2799 Eastern Hemisphere. Eurasia, Africa, etc. 

G1791-2196 Europe 

G2110-2196 Former Soviet republics. Union of Soviet Socialist 

Republics (U.S.S.R.). Russia (Empire) 

G2200-2444.84 Asia 

G2445-2739 Africa 

G2740-2799 Australasia 

G2800-3064 Oceans (General) 

G3100-3102 Antarctica 

G3122 Atlases of imaginary, literary, and mythological 

regions, etc., A-Z 

G3160-3171 Globes 
G3180-9980 Maps

G3180-3182 Universe. Solar system

G3190-3191 Celestial maps

G3195-3197 Moon

G3200-3202 World. Earth

G3210-3221 Northern and Southern Hemispheres

G3240-3241 Tropics. Torrid Zone

G3250-3251 Temperate Zone

G3260-3272 Polar regions. Frigid Zone

G3290-9880 By region or country

G3290-5667 America. Western Hemisphere

G3300-5184 North America

G3380-3384 Greenland

G3400-(3612) Canada

G3700-4384 United States

G4390-4392 Caribbean area

G4410-4763 Mexico

G4800-4874 Central America

G4900-5184 West Indies

G5200-5667 South America

G5670-8904 Eastern Hemisphere. Eurasia, Africa, etc.

G5700-7342 Europe

G7000-7342 Former Soviet republics. Union of Soviet Socialist

Republics (U.S.S.R.). Russia (Empire) 

G7400-8198.54 Asia 

G8200-8904 Africa 

G8950-9084 Australasia 

G9095-9794 Oceans (General) 

G9800-9804 Antarctica 

G9900-9980 Unlocalized maps 
Subclass GA 

GA1-1776 Mathematical geography. Cartography

GA51-87 Surveys (General)

GA101-1776 Cartography

GA109 Aerial cartography

GA109.5 Cadastral mapping

GA109.8 Statistical mapping

GA110-115 Projection

GA125-155 Map drawing, modeling, printing, reading, etc.

GA192-197.3 Collections of maps, globes, etc. Map libraries

GA197.5-198 Cartographers

GA260-288 Globe making. Globes

GA300-325 World maps, general atlases, etc.

GA341-1776 Maps. By region or country
Subclass GB 

GB3-5030 Physical geography

GB400-649 Geomorphology. Landforms. Terrain

GB447 Climatic geomorphology

GB448 Slopes

GB450-460 Coasts

GB461-468.995 Reefs

GB471-478.995 Islands

GB500-555 Mountains. Orography

GB561-649 Other natural landforms: Floodplains, caves, 

deserts, dunes, etc. 

GB651-2998 Hydrology. Water 

GB980-2998 Ground and surface waters 

GB980-992 Watersheds. Runoff. Drainage 

GB1001-1199.8 Groundwater. Hydrogeology 

GB1201-1598 Rivers. Stream measurements 

GB1601-2398 Lakes. Limnology. Ponds. Lagoons 

GB2401-2598 Ice. Glaciers. Ice sheets. Sea ice 

GB2601-2798 Snow. Snow surveys 

GB2801-2998 Hydrometeorology 

GB5000-5030 Natural disasters 
Subclass GC 

GC1-1581 Oceanography

GC63 Oceanographic expeditions

GC65-78 Underwater exploration

GC83-87.6 Submarine topography

GC96-97.8 Estuarine oceanography

GC100-103 Seawater

GC109-149 Chemical oceanography

GC150-182 Physical oceanography

GC151-155 Density

GC160-177 Temperature

GC177.6-182 Optical oceanography

GC190-190.5 Ocean-atmosphere interaction

GC200-376 Dynamics of the ocean

GC205-227 Waves

GC228.5-228.6 Ocean circulation

GC229-296.8 Currents

GC297-299 Water masses and oceanic mixing

GC300-376 Tides

GC377-399 Marine sediments

GC401-881 Oceanography. By region

GC1000-1023 Marine resources. Applied oceanography

GC1080-1581 Marine pollution. Sea water pollution
Subclass GE 

GE1-350 Environmental sciences

GE70-90 Environmental education

GE170-190 Environmental policy

GE195-199 Environmentalism. Green movement

GE300-350 Environmental management
Subclass GF 

GF1-900 Human ecology. Anthropogeography

GF51 Environmental influences on humans

GF75 Human influences on the environment

GF101-127 Settlements

GF125 Cities. Urban geography

GF127 Rural settlements. Rural geography

GF500-900 By region or country
Subclass GN 

GN1-890 Anthropology

GN49-298 Physical anthropology. Somatology

GN51-59 Anthropometry

GN62.8-265 Human variation

Including growth, physical form, skeleton, 

nervous system, skin, etc. 

GN269-279 Race (General) 

GN280.7 Man as an animal. Simian traits versus human traits 

GN281-289 Human evolution 

GN282-286.7 Fossil man. Human paleontology 

GN296-296.5 Medical anthropology 

GN301-674 Ethnology. Social and cultural anthropology 

GN357-367 Culture and cultural processes 

Including social change, structuralism, diffusion, etc. 

GN378-396 Collected ethnographies 

GN397-397.7 Applied anthropology 

GN406-517 Cultural traits, customs, and institutions 

GN406-442 Technology. Material culture 

Including food, shelter, fire, tools, etc. 

GN448-450.8 Economic organization. Economic anthropology 

GN451-477.7 Intellectual life 

Including communication, recreation, philosophy, 

religion, knowledge, etc. 

GN478-491.7 Social organization 

GN492-495.2 Political organization. Political anthropology 

GN495.4-498 Societal groups, ethnocentrism, diplomacy, warfare, etc. 

GN502-517 Psychological anthropology 

GN537-674 Ethnic groups and races 

GN550-674 By region or country 

GN700-890 Prehistoric archaeology 
Subclass GR 

GR1-950 Folklore

GR72-79 Folk literature (General)

Including folktales, legends 

GR81 Folk beliefs, superstitions, etc. (General) 

GR99.6-390 By region or country 

GR420-950 By subject 

GR420-426 Costume, jewelry 

GR430-488 Folklore relating to private life 

Including dreams, love, children, nursery 

rhymes, etc. 

GR500-615 Supernatural beings, demonology, fairies, ghosts, 

charms, etc. 

GR620-640 Cosmic phenomena, weather lore 

GR650-690 Geographical topics 

GR700-860 Animals, plants, and minerals 

GR865-874 Transportation, travel, commerce, etc. 

GR880 Medicine. Folk medicine 

GR890-915 Occupations 

GR931-935 Signs and symbols 

GR940-941 Mythical places 
Subclass GT 

GT1-7070 Manners and customs (General)

GT165-476 Houses. Dwellings

GT485 Churches and church going

GT495-499 Human body and its parts. Personal beauty

GT500-2370 Costume. Dress. Fashion

GT2400-3390.5 Customs relative to private life

Including children, marriage, eating and drinking, 

funeral customs, etc. 

GT3400-5090 Customs relative to public and social life 

Including town life, court life, festivals, 

holidays, ceremonies of royalty, etc. 

GT5220-5286 Customs relative to transportation and travel 

GT5320-6737 Customs relative to special classes 

GT5320-5690 By birth, rank, etc. 

GT5750-6390 By occupation 
Subclass GV 

GV1-1860 Recreation. Leisure

GV181.35-181.6 Recreation leadership. Administration of recreation services

GV182-182.5 Recreational areas and facilities. Recreation centers

GV191.2-200.66 Outdoor life. Outdoor recreation

GV191.68-198.975 Camping

GV198.945-198.975 Farm vacations, dude ranches, etc.

GV199-199.62 Hiking. Pedestrian tours

GV199.8-200.35 Mountaineering

GV200.4-200.56 Orienteering. Wilderness survival

GV200.6-200.66 Caving. Spelunking

GV201-555 Physical education and training

GV346-351.5 School and college athletics. Intramural

and interscholastic athletics 

GV401-433 Physical education facilities. Sports facilities 

Including gymnasiums, athletic fields, 

playgrounds, etc. 

GV435-436.7 Physical measurements. Physical tests, etc. 

GV450-451.4 Nudism. Sunbathing 

GV460-555 Gymnastics. Gymnastic exercises 

Including calisthenics, heavy exercises, 

acrobatics, etc. 

GV557-1198.995 Sports 

GV711 Coaching 

GV712-725 Athletic contests. Sports events 

GV733-734.5 Professionalism in sports. Professional sports (General) 

GV735 Umpires. Sports officiating 

GV743-749 Athletic and sporting goods, supplies, etc. 

GV750-770.27 Air sports: Airplane flying, kiteflying, bungee jumping, etc. 

GV770.3-840 Water sports: Canoeing, sailing, yachting, scuba 

diving, etc. 

GV840.7-857 Winter sports: Ice hockey, skiing, bobsledding, 

snowmobiling, etc. 

GV861-1017 Ball games: Baseball, football, golf, etc. 

GV1020-1034 Automobile travel. Motoring. Automobile racing 

GV1040-1060.4 Cycling. Bicycling. Motorcycling 

GV1060.5-1098 Track and field athletics 

GV1100-1150.9 Fighting sports: Bullfighting, boxing, fencing, etc. 

GV1151-1190 Shooting. Archery 

GV1195-1198.995 Wrestling 

GV1199-1570 Games and amusements 

GV1201.5 Hobbies (General) 

GV1203-1220.8 Children's games and amusements 

GV1218.5-1220.8 Toys 

GV1221-1469.63 Indoor games and amusements 

GV1232-1299 Card games: Poker, patience, whist, etc. 

GV1301-1311 Gambling. Chance and banking games 

GV1312-1469 Board games. Move games 

Including chess, go, checkers, etc. 

GV1469.15-1469.62 Computer games. Video games. Fantasy games 
GV1470-1511 Parties. Party games and stunts

GV1491-1507 Puzzles

GV1541-1561 Parlor magic and tricks

GV1564-1565 Darts

GV1580-1799.4 Dancing

GV1800-1860 Circuses, spectacles, etc.

Including rodeos, waxworks, amusement parks, etc.