• 25 Videos, Slides, Films

• 22 Economic conditions
• 21 Power (Social sciences)
• 20 Territorial expansion
• 18 Commerce
• 4 Immigrants
• 4 Indians of North America
• 4 Labor
• 3 African Americans
• 3 American literature
• 3 Imperialism
• 3 Politics and government
• 2 Emigration and immigration
• 2 Industrialization
• 2 Industries
• 2 Religions
• 1 African American women
• 1 American prose literature
• 1 Antislavery movements
• 1 Architects
• 1 Artists
• 1 Bierce, Ambrose, 1842-1914?
• 1 Christianity
• 1 Civil law
• 1 Courts

• 25 Films Media Group
• 24 Films for the Humanities & Sciences (Firm)
• 8 Public Broadcasting Service (U.S.)
• 5 Infobase
• 5 KERA Dallas/Ft. Worth (Television station)
• 3 A&E Television Networks, LLC
• 1 ABC News Productions
• 1 Arts and Entertainment Network
• 1 Bride Media International
• 1 Burns, Ken, 1953-
• 1 MacNeil/Lehrer Productions
• 1 Marshall University
• 1 Monterey Home Video (Firm)
• 1 Sideways Film
• 1 Spangler, Lynnn C
• 1 Xenon Pictures

• 25 English

• 2 West (U.S.)
• 1 New York (N.Y.)
• 1 Pleasant Hill (Ky.)
• 1 San Antonio, Texas

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