Cataloging and Classification/Library of Congress Classification

The Library of Congress Classification (LCC) was developed by for the United States Library of Congress in 1897 by James Hanson to replace the previous system developed by Thomas Jefferson. The LCC is used most commonly by research and academic libraries. +ClassesLetterSubject areaAGeneral Works Subclass AC – Collections. Series. Collected works Subclass AE – Encyclopedias Subclass AG – Dictionaries and other general reference works]] Subclass AI – Indexes Subclass AM – Museums. Collectors and collecting Subclass AN – Newspapers Subclass AP – Periodicals Subclass AS – Academies and learned societies Subclass AY – Yearbooks. Almanacs. Directories Subclass AZ – History of scholarship and learning. The humanitiesBPhilosophy, Psychology, Religion Subclass B – Philosophy (General) Subclass BC – Logic Subclass BD – Speculative philosophy Subclass BF – Psychology Subclass BH – Aesthetics Subclass BJ – Ethics Subclass BL – Religions. Mythology. Rationalism Subclass BM – Judaism Subclass BP – Islam. Baháʼísm. Theosophy, etc. Subclass BQ – Buddhism Subclass BR – Christianity Subclass BS – The Bible Subclass BT – Doctrinal theology Subclass BV – Practical theology Subclass BX – Christian DenominationsCAuxiliary Sciences of History Subclass C – Auxiliary Sciences of History Subclass CB – History of Civilization Subclass CC – Archaeology Subclass CD – Diplomatics. Archives. Seals Subclass CE – Technical Chronology; Calendar Subclass CJ – Numismatics Subclass CN – Inscriptions; Epigraphy Subclass CR – Heraldry Subclass CS – Genealogy Subclass CT – BiographyDWorld History and History of Europe, Asia, Africa, Australia, New Zealand, etc. Subclass D – History (General) Subclass DA – Great Britain Subclass DAW – Central Europe Subclass DB – Austria – Liechtenstein – Hungary – Czechoslovakia Subclass DC – France – Andorra – Monaco Subclass DD – Germany Subclass DE – Greco-Roman World Subclass DF – Greece Subclass DG – Italy – Malta Subclass DH – Low Countries – Benelux Countries Subclass DJ – Netherlands (Holland) Subclass DJK – Eastern Europe (General) Subclass DK – Russia. Soviet Union. Former Soviet Republics – Poland Subclass DL – Northern Europe. Scandinavia Subclass DP – Spain – Portugal Subclass DQ – Switzerland Subclass DR – Balkan Peninsula Subclass DS – Asia Subclass DT – Africa Subclass DU – Oceania (South Seas) Subclass DX – RomaniesEHistory of America Class E does not have any subclassesFHistory of the Americas Class F does not have any subclassesGGeography, Anthropology, and Recreation 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. LeisureH''Social Sciences Subclass H – Social science (General) Subclass HA – Statistics Subclass HB – Economic theory. Demography Subclass HC – Economic history and conditions Subclass HD – Industries. Land use. Labor Subclass HE – Transportation and communications Subclass HF – Commerce Subclass HG – Finance Subclass HJ – Public finance Subclass HM – Sociology (General) Subclass HN – Social history and conditions. Social problems. Social reform Subclass HQ – The family. Marriage, Women and Sexuality Subclass HS – Societies: secret, benevolent, etc. Subclass HT – Communities. Classes. Races Subclass HV – Social pathology. Social and public welfare. Criminology Subclass HX – Socialism. Communism. Anarchism |- |J||Political Science Subclass J – General legislative and executive papers Subclass JA – Political science (General) Subclass JC – Political theory Subclass JF – Political institutions and public administration Subclass JJ – Political institutions and public administration (North America) Subclass JK – Political institutions and public administration (United States) Subclass JL – Political institutions and public administration (Canada, Latin America, etc.) Subclass JN – Political institutions and public administration (Europe) Subclass JQ – Political institutions and public administration (Asia, Africa, Australia, Pacific Area, etc.) Subclass JS – Local government. Municipal government Subclass JV – Colonies and colonization. Emigration and immigration. International migration Subclass JX – International law, see JZ and KZ (obsolete) Subclass JZ – International relations |- |K||Law Subclass K – Law in general. Comparative and uniform law. Jurisprudence Subclass KB – Religious law in general. Comparative religious law. Jurisprudence Subclass KBM – Jewish law Subclass KBP – Islamic law Subclass KBR – History of canon law Subclass KBS – Canon law of Eastern churches Subclass KBT – Canon law of Eastern Rite Churches in Communion with the Holy See of Rome Subclass KBU – Law of the Roman Catholic Church. The Holy See Subclasses – KD/KDK - United Kingdom and Ireland Subclass KDZ – America. North America Subclass KE – Canada Subclass KF – United States Subclass KG – Latin America – Mexico and Central America – West Indies. Caribbean area Subclass KH – South America Subclasses KJ-KKZ – Europe Subclasses KL-KWX – Asia and Eurasia, Africa, Pacific Area, and Antarctica Subclass KU/KUQ – Law of Australia and New Zealand Subclass KZ – Law of nations |- |L||Education Subclass L – Education (General) Subclass LA – History of education Subclass LB – Theory and practice of education Subclass LC – Special aspects of education Subclass LD – Individual institutions – United States Subclass LE – Individual institutions – America (except United States) Subclass LF – Individual institutions – Europe Subclass LG – Individual institutions – Asia, Africa, Indian Ocean islands, Australia, New Zealand, Pacific islands Subclass LH – College and school magazines and papers Subclass LJ – Student fraternities and societies, United States Subclass LT – Textbooks |- |M||Music Subclass M – Music Subclass ML – Literature on music Subclass MT – Instruction and study |- |N||Fine Arts Subclass N – Visual Arts Subclass NA – Architecture Subclass NB – Sculpture Subclass NC – Drawing. Design. Illustration Subclass ND – Painting Subclass NE – Print media Subclass NK – Decorative arts Subclass NX – Arts in general |- |P||Language and Literature Subclass P – Philology. Linguistics Subclass PA – Greek language and literature. Latin language and literature Subclass PB – Modern languages. Celtic languages and literature Subclass PC – Romance languages Subclass PD – Germanic languages. Scandinavian languages Subclass PE – English language Subclass PF – West Germanic languages Subclass PG – Slavic languages and literature. Baltic languages. Albanian language Subclass PH – Uralic languages. Basque language Subclass PJ – Oriental languages and literatures Subclass PK – Indo-Iranian languages and literature Subclass PL – Languages and literature of Eastern Asia, Africa, Oceania Subclass PM – Hyperborean, Native American, and artificial languages Subclass PN – Literature (General) Subclass PQ – French literature – Italian literature – Spanish literature – Portuguese literature Subclass PR – English literature Subclass PS – American literature Subclass PT – German literature – Dutch literature – Flemish literature since 1830 – Afrikaans literature -Scandinavian literature – Old Norse literature: Old Icelandic and Old Norwegian – Modern Icelandic literature – Faroese literature – Danish literature – Norwegian literature – Swedish literature Subclass PZ – Fiction and juvenile belles lettres |- |Q||Science Subclass Q – Science (General) Subclass QA – Mathematics Subclass QB – Astronomy Subclass QC – Physics Subclass QD – Chemistry Subclass QE – Geology Subclass QH – Natural history – Biology Subclass QK – Botany Subclass QL – Zoology Subclass QM – Human anatomy Subclass QP – Physiology Subclass QR – Microbiology |- |R||Medicine Subclass R – Medicine (General) Subclass RA – Public aspects of medicine Subclass RB – Pathology Subclass RC – Internal medicine Subclass RD – Surgery Subclass RE – Ophthalmology Subclass RF – Otorhinolaryngology Subclass RG – Gynecology and Obstetrics Subclass RJ – Pediatrics Subclass RK – Dentistry Subclass RL – Dermatology Subclass RM – Therapeutics. Pharmacology Subclass RS – Pharmacy and materia medica Subclass RT – Nursing Subclass RV – Botanic, Thomsonian, and Eclectic medicine Subclass RX – Homeopathy Subclass RZ – Other systems of medicine |- |S||Agriculture''' Subclass S – Agriculture (General) Subclass SB – Horticulture. Plant propagation. Plant breeding Subclass SD – Forestry. Arboriculture. Silviculture Subclass SF – Animal husbandry. Animal science Subclass SH – Aquaculture. Fisheries. Angling Subclass SK – Hunting |- |T||Technology Subclass T – Technology (General) Subclass TA – Engineering Civil engineering (General). Subclass TC – Hydraulic engineering. Ocean engineering Subclass TD – Environmental technology. Sanitary engineering Subclass TE – Highway engineering. Roads and pavements Subclass TF – Railroad engineering and operation Subclass TG – Bridges Subclass TH – Building construction Subclass TJ – Mechanical engineering and machinery Subclass TK – Electrical engineering. Electronics. Nuclear engineering Subclass TL – Motor vehicles. Aeronautics. Astronautics Subclass TN – Mining engineering. Metallurgy Subclass TP – Chemical technology Subclass TR – Photography Subclass TS – Manufacturing engineering. Mass production Subclass TT – Handicrafts. Arts and crafts Subclass TX – Home economicsUMilitary Science Subclass U – Military science (General) Subclass UA – Armies: Organization, distribution, military situation Subclass UB – Military administration Subclass UC – Military maintenance and transportation Subclass UD – Infantry Subclass UE – Cavalry. Armor Subclass UF – Artillery Subclass UG – Military engineering. Air forces Subclass UH – Other military servicesVNaval Science Subclass V – Naval science (General) Subclass VA – Navies: Organization, distribution, naval situation Subclass VB – Naval administration Subclass VC – Naval maintenance Subclass VD – Naval seamen Subclass VE – Marines Subclass VF – Naval ordnance Subclass VG – Minor services of navies Subclass VK – Navigation. Merchant marine Subclass VM – Naval architecture. Shipbuilding. Marine engineeringZBibliography, Library Science, and General Information Resources Subclass Z – Books (General). Writing. Paleography. Book industries and trade. Libraries. Bibliography Subclass ZA – Information resources/materials The system is explained in further detail on the Library of Congress webpage.Library of Congress Classification Outline https://www.loc.gov/catdir/cpso/lcco/ References