• 18 Videos, Slides, Films

• 18 Politics and government
• 17 History
• 13 Revolution, 1775-1783
• 9 Constitutional history
• 7 Constitutional law
• 7 United States Constitution
• 5 Economic conditions
• 4 Burr, Aaron, 1756-1836
• 3 Courts
• 3 Democracy
• 3 Indians of North America
• 3 Legislation
• 3 Study and teaching
• 2 Civil rights
• 2 Commerce
• 2 Jefferson, Thomas, 1743-1826
• 2 Liberty
• 2 Moyers, Bill D
• 2 Power (Social sciences)
• 2 Territorial expansion
• 1 African Americans
• 1 Colonies
• 1 Constitution
• 1 Discovery and exploration
• 1 Divided government

• 18 Films Media Group
• 18 Films for the Humanities & Sciences (Firm)
• 5 Cambridge Educational (Firm)
• 5 Public Broadcasting Service (U.S.)
• 3 WQED Multimedia
• 2 Alvin H. Perlmutter, Inc
• 1 A&E Television Networks, LLC
• 1 Infobase
• 1 Maryland Public Television
• 1 National Geographic Television & Film

• 18 English

• 18 United States
• 1 West (U.S.)

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