H 0000 -
H 0100 -
H 0200 -
H 0300 -
H 0400 -
H 0500 -
H 0600 -
H 0700 -
H 0800 -
H 0900 -
H 1000 -
H 1100 -
H 1200 -
H 1300 -
H 1400 -
H 1500 -
H 1600 -
H 1700 -
H 1800 -
H 1900 -
H 2000 -
H 2100 -
H 2200 -
H 2300 -
H 2400; Glossary and Appendices -
H 0000
- H 0040 Library of Congress Subject Authority Records (PDF) REVISED January 2020
- H 0080 Order of Subject Headings (PDF)
H 0100
- H 0150 Partial Title Added Entries (PDF)
- H 0160 Uncontrolled Subject Terms in the 653 Field (PDF) REVISED June 2025
- H 0165 Subject Heading Changes in Bibliographic Records (PDF) REVISED November 2021
- H 0170 CONSER & BIBCO Standard Records (PDF)
- H 0175 Editions (PDF)
- H 0178 Serials (PDF)
- H 0180 Assigning and Constructing Subject Headings (PDF) REVISED February 2016
- H 0181 Arabic/Persian Subject Headings (PDF) REVISED August 2020
- H 0182 Chinese/Japanese/Korean Subject Headings (PDF)
- H 0184 Subject Headings Identical to Descriptive Access Points (PDF)
- H 0187 When to Establish a New Topical Heading (PDF)
- H 0193 Changing a Heading or Deleting a Subject Authority Record (PDF) REVISED June 2025
- H 0193.5 Deleted Heading Information (PDF) REVISED January 2020
- H 0194 Providing for Geographic Subdivision of Existing Subject Headings (PDF) REVISED November 2021
- H 0195 Changing References in Subject Authority Records (PDF) REVISED November 2021
- H 0196 Changing Class Numbers in Subject Authority Records (PDF) REVISED November 2021
H 0200
- H 0200 Preparation of Subject Heading Proposals (PDF) REVISED June 2025
- H 0202 Authority Research for Subject Heading Proposals (PDF REVISED August 2023
- H 0203 Citation of Sources (PDF) REVISED February 2024
- H 0204 Evaluating Subject Proposals (PDF) REVISED August 2025
- H 0205 Establishing New Subdivisions Having General Application (PDF) REVISED June 2025
- H 0225 History Notes (PDF) NEW April 2022
- H 0250 Music Heading Authority Records (PDF) REVISED June 2025
- H 0285 Singular vs. Plural Forms in Subject Headings (PDF)
- H 0290 Articles in the Initial Position (PDF)
H 0300
- H 0306 Natural Language in Topical Subject Headings (PDF)
- H 0310 [ . . . ] and [ . . . ]Headings (PDF)
- H 0315 Foreign Terms (PDF)
- H 0320 Headings Qualified by Nationality, Ethnic Group, Language, etc. (PDF) REVISED June 2018
- H 0350 Nationality Designation of Classes of Persons (PDF)
- H 0351 Ethnic Qualifiers (PDF)
- H 0357 Parenthetical Qualifiers in Subject Headings (PDF)
- H 0360 [ . . . ] as [ . . . ]Headings (PDF)
- H 0362 Free-Floating Terms and Phrases (PDF)
- H 0364 Authorization for Geographic Subdivision (PDF) REVISED September 2013
- H 0365 Library of Congress Classification Numbers in Subject Authority Records (PDF)
- H 0370 Broader Terms, Narrower Terms, and Related Terms (PDF) REVISED November 2020
- H 0371 General See Also References (PDF) REVISED February 2018
- H 0373 "Used for" References (PDF) REVISED November 2015
- H 0374 General See References (PDF) REVISED February 2016
- H 0375 [Topic]-[Place] Broader Term References (PDF)
H 0400
- H 0400 Scope Notes (PDF) REVISED January 2020
- H 0405 Establishing Certain Entities in the Name or Subject Authority File (PDF) REVISED August 2025
- H 0430 Name Headings as Subjects (PDF) REVISED January 2020
- H 0432 Subject Usage Information in Name Authority Records (PDF) REVISED January 2020
- H 0436 Provisional Name Headings (PDF)
- H 0460 Name Changes in Non-Jurisdictional Corporate Bodies (PDF) REVISED February 2021
- H 0475 Subdividing Corporate Name Headings by Place (PDF) REVISED January 2020
H 0600
- H 0620 Chronological Headings and Subdivision (PDF) REVISED February 2019
- H 0690 Formulating Geographic Headings (PDF) REVISED Juney 2025
H 0700
- H 0708 Linear Jurisdictional Name Changes in Name Authority Records (PDF) REVISED August 2021
- H 0710 Jurisdictional Mergers and Splits (PDF) REVISED July 2015
- H 0713 First Order Political Divisions of Countries (PDF) REVISED November 2019
- H 0715 Extinct Cities (PDF) REVISED January 2020
- H 0720 City Sections (PDF) REVISED September 2013
- H 0760 Geographic Regions (PDF) REVISED September 2013
- H 0790 Areas Associated with Cities (PDF)
H 0800
- H 0800 Rivers, Valleys, Watersheds, etc. (PDF) REVISED May 2015
- H 0807 Islands (PDF) REVISED September 2013
- H 0810 Qualification of Geographic Headings (PDF) REVISED June 2025
- H 0830 Geographic Subdivision (PDF) REVISED June 2025
- H 0832 Geographic Subdivision to the City Level (PDF)
- H 0835 Geographic Subdivision Information in Name Authority Records (PDF) REVISED June 2025
- H 0836 Geographic Subdivision Information in Subject Authority Records (PDF) REVISED January 2020
- H 0860 Subdivisions Further Subdivided by Place REVISED January 2022 (PDF)
- H 0870 Interposition of Geographic Subdivisions (PDF)
H 0900
- H 0910 Place as a Theme in Art, Literature, Motion Pictures, etc. (PDF) REVISED September 2013
- H 0925 China and Taiwan (PDF) REVISED September 2013
- H 0928 Congo (PDF)
- H 0945 Germany (PDF)
- H 0955 Great Britain (PDF)
- H 0975 Hawaii (PDF)
- H 0978 Hong Kong (PDF)
- H 0980 Jerusalem, Gaza Strip, Golan Heights, West Bank, and Palestine (PDF)
- H 0985 Latin America (PDF)
- H 0987 Malaysia and Malaya (PDF)
- H 0990 New York (N.Y.) (PDF)
H 1000
- H 1023 Soviet Union (PDF) REVISED January 2014
- H 1045 Vatican City (PDF)
- H 1050 Washington (D.C.) (PDF)
- H 1055 Yugoslavia (PDF) REVISED June 2019
- H 1075 Subdivisions (PDF)
- H 1078 Dates in Subdivisions for Specific Events (PDF) REVISED February 2019
- H 1090 Multiple Subdivisions (PDF) REVISED August 2020
- H 1095 Free-Floating Subdivisions (PDF) REVISED February 2024
H 1100
- H 1100 Free-Floating Subdivisions: Classes of Persons (PDF) REVISED June 2025
- H 1103 Free-Floating Subdivisions: Ethnic Groups (PDF) REVISED June 2025
- H 1105 Free-Floating Subdivisions: Corporate Bodies (PDF) REVISED May 2022
- H 1110 Free-Floating Subdivisions: Names of Persons (PDF) REVISED May 2022
- H 1120 Free-Floating Subdivisions: Names of Families (PDF) REVISED May 2022
- H 1140 Free-Floating Subdivisions: Names of Places (PDF) REVISED May 2022
- H 1145.5 Free-Floating Subdivisions: Bodies of Water (PDF)
- H 1146 Subdivisions Controlled by Pattern Headings (PDF)
- H 1147 Animals (PDF) REVISED August 2021
- H 1148 Art (PDF) REVISED November 2021
- H 1149 Chemicals (PDF) REVISED November 2020
- H 1149.5 Colonies (PDF) REVISED October 2018
- H 1150 Diseases (PDF) REVISED May 2021
- H 1151 Individual Educational Institutions (PDF) REVISED September 2013
- H 1151.5 Types of Educational Institutions (PDF)
- H 1153 Industries (PDF)
- H 1154 Languages (PDF) REVISED June 2025
- H 1154.5 Legal Topics (PDF) REVISED May 2021
- H 1155 Legislative Bodies (PDF)
- H 1155.2 Groups of Literary Authors (PDF)
- H 1155.6 Literary Works Entered Under Author (PDF) REVISED May 2021
- H 1155.8 Literary Works Entered Under Title (PDF) REVISED September 2013
- H 1156 Literatures (PDF) REVISED June 2025
- H 1158 Materials (PDF) REVISED August 2020
- H 1159 Military Services (PDF) REVISED February 2024
- H 1160 Musical Compositions (PDF) REVISED February 2024
- H 1161 Musical Instruments (PDF)REVISED August 2020
- H 1164 Organs and Regions of the Body (PDF) REVISED August 2020
- H 1180 Plants and Crops (PDF) REVISED November 2020
- H 1185 Religions (PDF) REVISED January 2022
- H 1186 Religious and Monastic Orders (PDF)
- H 1187 Christian Denominations (PDF) REVISED May 2022
- H 1188 Sacred Works (PDF) REVISED May 2022
- H 1195 Land Vehicles (PDF) REVISED November 2020
H 1200
- H 1200 Wars (PDF) REVISED February 2024
- H 1205 Abstracts (PDF)
- H 1206.5 Acronyms (PDF)
- H 1210 Addresses, Essays, Lectures (PDF)
- H 1210.5 Aerial and Space Photography (PDF)
- H 1211 Airports (PDF)
- H 1223 Arabs (PDF)
- H 1225 Archaeological Works (PDF)
- H 1230 Archives and Archival Resources (PDF) REVISED September 2013
- H 1250 Art and Fine Art (PDF) REVISED November 2020
- H 1255 Artistic Photography (PDF) REVISED August 2019
- H 1265 Awards (PDF) REVISED September 2013
- H 1285 Battles (PDF)
- H 1295 Bible: Special Topics (PDF) REVISED September 2013
H 1300
- H 1300 Bible and Other Sacred Works (PDF) REVISED September 2013
- H 1322 Bibliographies about Individual Persons (PDF)
- H 1325 Bibliography of Bibliographies (PDF)
- H 1328 Bio-bibliography (PDF)
- H 1330 Biography (PDF) REVISED September 2013
- H 1332 Biological Names (PDF) REVISED February 2015
- H 1333 Books and Reading (PDF)
- H 1333.5 Boundaries (PDF)
- H 1334 Buildings and Other Structures (PDF) REVISED August 2017
- H 1334.5 Buildings and Structures in Cities: Assignment of Headings (PDF) REVISED November 2021
- H 1350 Case Studies and Cases (PDF) REVISED August 2016
- H 1360 Catalogs (PDF)
- H 1361 Catalogs of Library Materials (PDF)
- H 1365 Cemeteries (PDF) REVISED September 2013
- H 1366 Census (PDF) REVISED September 2013
- H 1366.5 Choreographic Works (PDF) REVISED January 2020
- H 1367 Chronology (PDF) REVISED September 2013
- H 1370 Civilization (PDF)
H 1400
- H 1412 Classical and Ancient Works (PDF)
- H 1425 Collected Works and Collections (PDF)
- H 1427 Collections of Objects (PDF) REVISED February 2019
- H 1430 Comics and Comic Characters (PDF) REVISED May 2022
- H 1430 Clean Copy (PDF) -- provided due to extensive revisions in May 2022
- H 1435 Commentaries on Individual Works (PDF) REVISED September 2013
- H 1438 Composers and Works about Music of Individual Composers (PDF) REVISED September 2013
- H 1460 Congresses (PDF)
- H 1465 Constitutions (PDF)
- H 1468 Contracts (PDF)
- H 1472 Controversial Literature (PDF) REVISED September 2013
- H 1475 Cooking and Cookbooks (PDF)
- H 1480 Correspondence of Individual Persons (PDF)
H 1500
- H 1510 Cross-Cultural Studies (PDF)
- H 1520 Databases (PDF)
- H 1530 Description and Travel (PDF)
- H 1532 Design and Construction (PDF)
- H 1538 Diaries (PDF)
- H 1540 Dictionaries (PDF) REVISED August 2019
- H 1550 Digests (PDF)
- H 1558 Directories (PDF)
- H 1560 Disasters, Riots, Demonstrations, etc. (PDF)
- H 1564 Discovery and Exploration (PDF)
- H 1570 Dissertations and Theses (PDF)
- H 1572 Dwellings with Extensive Grounds (PDF) NEW September 2013
- H 1574 Dynasties, Royal Houses, etc. (PDF) REVISED September 2013
- H 1576 Early Works (PDF)
- H 1578 Economic Conditions (PDF)
- H 1579 Education (PDF) REVISED August 2020
- H 1580 Effect of One Topic on Another (PDF)
- H 1580.5 Electronic Serials (PDF)
- H 1581 Emigration and Immigration (PDF) REVISED May 2022
- H 1591 Evaluation (PDF)
- H 1592 Events (PDF) REVISED August 2019
- H 1593 Exhibitions (PDF) REVISED September 2013
- H 1595 Facsimiles (PDF) REVISED September 2013
H 1600
- H 1600 Festschriften (PDF)
- H 1610 Fictitious Characters (PDF) REVISED February 2021
- H 1624 Finance (PDF)
- H 1627 Folklore (PDF) REVISED September 2013
- H 1628 Forecasting (PDF)
- H 1629.5 Forenames and Surnames (PDF) NEW June 2019
- H 1629 Foreign Relations (PDF) REVISED November 2015
- H 1630 Gazetteers (PDF)
- H 1631 Genealogy and Family Names (PDF) REVISED February 2024
- H 1631.5 Family Names : Headings and References (PDF) NEW February 2024
- H 1635 Gods and Mythological Figures (PDF) REVISED January 2020
- H 1636 Gods of Greek and Roman Mythology (PDF) REVISED September 2013
- H 1642 Government Policy (PDF) REVISED February 2018
- H 1643 Government Publications (PDF)
- H 1645 Guidebooks (PDF)
- H 1646 Handbooks, Manuals, etc. (PDF)
- H 1647 History (PDF) REVISED February 2018
- H 1659 Illustrations (PDF) REVISED September 2013
- H 1660 Imprints (PDF)
- H 1670 Indexes (PDF)
- H 1673 Industries Based on Products (PDF)
- H 1675 Influence of One Topic on Another (PDF)
- H 1675.5 Information Services (PDF)
- H 1676 Inquisition (PDF) REVISED September 2013
- H 1676.5 Inspection (PDF)
- H 1678 Interviews (PDF)
- H 1680 Islam (PDF)
- H 1690 Juvenile Materials (PDF)
H 1700
- H 1705 Legal Materials: Law and Legislation and Other Subdivisions (PDF) REVISED January 2014
- H 1710 Legal Materials: Legal Research (PDF)
- H 1715 Legal Materials: Legislation (PDF) REVISED September 2013
- H 1718 Legal Materials: Systems of Law (PDF) REVISED November 2021
- H 1720 Legends and Stories about Animals (PDF) REVISED February 2019
- H 1775 Literature: General (PDF) REVISED November 2015
- H 1780 Literature: Drama (PDF) REVISED September 2013
- H 1790 Literature: Fiction (PDF) REVISED May 2022
- H 1795 Literature: Legends and Romances (PDF) REVISED June 2019
H 1800
- H 1800 Literature: Poetry (PDF)
- H 1828 Literature from One Place in Multiple Languages (PDF)
- H 1845 Local History and Genealogical Source Materials (PDF)
- H 1848 Longitudinal Studies (PDF)
- H 1855 Manuscripts (PDF) REVISED September 2013
- H 1865 Maps and Atlases (PDF)
- H 1870 Marketing (PDF)
- H 1890 Mental Health and Mental Health Services (PDF)
- H 1893 Microforms (PDF)
- H 1895 Miniature Books (PDF)
H 1900
- H 1910 Miscellanea (PDF)
- H 1913 Moving Image Genre/Form Terms (PDF)
- H 1916 Museums (PDF)
- H 1916.3 Music: General (PDF) REVISED June 2019
- H 1916.5 Music: Jazz and Popular Music (PDF)
- H 1917 Music of Ethnic, National, and Religious Groups (PDF) REVISED May 2021
- H 1917.5 Music Form/Genre Headings: Medium of Performance (PDF) REVISED September 2013
- H 1918 Musical Instruments (PDF)
- H 1919 Name and Names (PDF)
- H 1919.5 Nationalities (PDF) REVISED May 2022
- H 1920 Newspapers on Special Topics and Ethnic Newspapers (PDF)
- H 1922 Offensive Words (PDF) NEW December 2024
- H 1925 Parks, Reserves, National Monuments, etc. (PDF) REVISED June 2018
- H 1927 Periodicals (PDF) REVISED September 2013
- H 1928 Personal Narratives (PDF)
- H 1929 Philosophy (PDF)
- H 1935 Pictorial Works (PDF)
- H 1942 Politics and Government (PDF) REVISED September 2013
- H 1943.5 Popular Works (PDF)
- H 1945 Postage Stamps on Specific Topics (PDF)
- H 1945.5 Posters (PDF)
- H 1949 Professional Ethics (PDF)
- H 1955 Public Opinion (PDF)
- H 1965 Publishers' Catalogs (PDF)
- H 1969 Quotations and Maxims (PDF) REVISED August 2020
- H 1969.5 Radio Genre/Form Terms (PDF) REVISED September 2013
- H 1970 Railroads (PDF) REVISED September 2013
- H 1975 Readers (PDF) REVISED November 2015
- H 1980 Reference Books (PDF)
- H 1995 Regimental Histories (PDF) REVISED September 2013
- H 1996 Relations and Military Relations (PDF) REVISED January 2022
- H 1997 Religion (PDF) REVISED August 2020
- H 1998 Religious Aspects of Topics (PDF) REVISED August 2020
H 2000
- H 2015 Religious Denominations or Religions as Subdivisions (PDF) REVISED August 2020
- H 2015.5 Religious Life (PDF)
- H 2016 Religious Life and Customs (PDF)
- H 2020 Research (PDF)
- H 2021 Reviews (PDF)
- H 2032 Sermons (PDF) REVISED August 2020
- H 2040 Simulation Methods in Special Fields (PDF)
- H 2055 Social Conditions (PDF)
- H 2057 Social Life and Customs (PDF)
- H 2060 Societies (PDF)
- H 2070 Software and Works about Software (PDF) REVISED June 2017
- H 2075 Songs and Music (PDF) REVISED September 2013
- H 2080 Sources (PDF) REVISED August 2020
- H 2083 Specifications (PDF)
- H 2095 Statistics (PDF)
- H 2098 Streets and Roads (PDF) REVISED August 2018
H 2100
- H 2100 Strikes and Lockouts (PDF) REVISED September 2013
- H 2110 Study and Teaching (PDF) REVISED September 2013
- H 2145 Supplementary Works (PDF)
- H 2149 Surveys (PDF)
- H 2160 Tables (PDF)
- H 2184 Terms and Phrases (PDF)
- H 2185 Territories and Possessions (PDF) REVISED September 2013
- H 2186 Testing (PDF) REVISED September 2013
- H 2187 Textbooks (PDF)
- H 2190 Texts (PDF)
H 2200
- H 2217 Training (PDF)
- H 2219 Translating (PDF)
- H 2220 Translations (PDF) REVISED September 2013
- H 2225 Transportation (PDF)
- H 2227 Treaties (PDF) REVISED September 2023
- H 2228 Trials (PDF)
- H 2230 Visual Materials and Non-Music Sound Recordings (PDF) REVISED September 2013
- H 2232 Vocational Guidance (PDF)
H 2400; Glossary and Appendices
- H 2400 Yearbooks (PDF)
- Glossary (PDF) REVISED January 2020
- Appendix A Abbreviations (PDF) REVISED September 2013
- Appendix B Capitalization (PDF) REVISED August 2020
- Appendix C Diacritics and Special Characters (PDF) REVISED September 2013
- Appendix D Punctuation (PDF) REVISED September 2013
- Appendix E Geographic Area Codes (PDF) REVISED May 2022
- Appendix F Subject-Related Codes in Field 008 - Books (PDF)
- Appendix G Subject-Related Codes in Field 008 - Continuing Resources (Serials) (PDF)
- SHM Index (PDF, 555 KB)
