Library of Congress Classification System

Class A – General Works

Main article: Library of Congress Classification:Class A — General Works

 

Class B – Philosophy. Psychology. Religion

Main article: Library of Congress Classification:Class B — Philosophy, Psychology, Religion

 

Class C – Auxiliary Sciences of History

Main article: Library of Congress Classification:Class C — Auxiliary Sciences of History

 

Class D – World History and History of Europe, Asia, Africa, Australia, New Zealand, etc.

Main article: Library of Congress Classification:Class D — History, General and Old World

 

Class E – History of America

Main article: Library of Congress Classification:Class E — History of America

  • Class E does not have any subclasses.

 

Class F – Local History of the Americas

Main article: Library of Congress Classification:Class F — Local History of the United States and British, Dutch, French, and Latin America

  • Class F does not have any subclasses, however Canadian Universities and the Canadian National Library use FC for Canadian History, a subclass that the LC has not officially adopted, but which it has agreed not to use for anything else

 

Class G – Geography, Anthropology, Recreation

Main article: Library of Congress Classification:Class G — Geography. Anthropology. Recreation

 

Class H – Social Sciences

Main article: Library of Congress Classification:Class H — Social sciences

 

Class J – Political Science

Main article: Library of Congress Classification:Class J — Political science

  • Subclass J – General legislative and executive papers
  • Subclass JA – Political science(General)
  • Subclass JC – Political theory
  • Subclass JF – Political institutionsand 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

 

Class K – Law

Main article: Library of Congress Classification:Class K — Law

 

Class L – Education

Main article: Library of Congress Classification:Class L — Education

 

Class M – Music

Main article: Library of Congress Classification:Class M — Music

  • Subclass M – Music
  • Subclass ML – Literature on music
  • Subclass MT – Instruction and study

 

Class N – Fine Arts

Main article: Library of Congress Classification:Class N — Fine Arts

 

Class P – Language and Literature

Main article: Library of Congress Classification:Class P — Language and Literature

 

The PN-subclass shelf.

 

Class Q – Science

Main article: Library of Congress Classification:Class Q — Science

 

Class R – Medicine

Main article: Library of Congress Classification:Class R — Medicine

 

Class S – Agriculture

Main article: Library of Congress Classification:Class S — Agriculture

 

Class T – Technology

Main article: Library of Congress Classification:Class T — Technology

 

Class U – Military Science

Main article: Library of Congress Classification:Class U — Military Science

 

 

Class V – Naval Science

Main article: Library of Congress Classification:Class V — Naval Science

 

Class Z – Bibliography, Library Science

Main article: Library of Congress Classification:Class Z — Bibliography. Library Science. Information resources

  • Subclass Z – Books (General). Writing. Paleography. Book industries and trade. Bibliography
  • Subclass ZA – Information resources/materials