• 39 Videos, Slides, Films

• 39 History
• 33 Economic conditions
• 32 Imperialism
• 31 Industries
• 7 Emigration and immigration
• 7 Industrialization
• 4 African Americans
• 4 Indians of North America
• 4 Politics and government
• 3 Power (Social sciences)
• 3 Race discrimination
• 3 Sports
• 3 Territorial expansion
• 2 Commerce
• 2 Culture
• 2 Depressions
• 2 Ethnicity
• 2 Hydrology
• 2 Moyers, Bill D
• 2 Reconstruction (U.S.history, 1865-1877)
• 2 Social structure
• 2 Study and teaching
• 1 American literature

• 39 Films Media Group
• 39 Films for the Humanities & Sciences (Firm)
• 10 Public Broadcasting Service (U.S.)
• 8 FremantleMedia
• 7 Infobase
• 5 Burns, Ken, 1953-
• 3 A&E Television Networks, LLC
• 3 Arts and Entertainment Network
• 2 Café Productions Ltd
• 2 Moyers, Bill D
• 2 Sunrise Media LLC
• 1 Cambridge Educational (Firm)
• 1 James Agee Film Project
• 1 John McLean Media
• 1 MacNeil/Lehrer Productions
• 1 NBD Television Ltd
• 1 National Geographic Television & Film
• 1 Network Ireland Television
• 1 Olympus Films
• 1 Sideways Film
• 1 Spangler, Lynnn C
• 1 United Studios of America

• 39 English

• 1 New York (N.Y.)
• 1 Pleasant Hill (Ky.)
• 1 Wyoming

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