Catalog Index By LC Categories
- J - General legislative and executive papers
- JA - Political science (General)
- JC - Political theory
- JF - Political institutions and public administration
- JJ - Political institutions and public administration (North America)
- JK - Political institutions and public administration (United States)
- JL - Political institutions and public administration (Canada, Latin America, etc.)
- JN - Political institutions and public administration (Europe)
- JQ - Political institutions and public administration (Asia, Africa, Australia, Pacific Area, etc.)
- JS - Local government. Municipal government
- JV - Colonies and colonization. Emigration and immigration. International migration
- JX - International law, see JZ and KZ (obsolete)
- JZ - International relations