• 151 Videos, Slides, Films

• 64 History
• 36 Immigrants
• 33 Industries
• 33 Labor
• 32 Politics and government
• 31 Economics
• 27 Imperialism
• 26 Democracy
• 25 Power (Social sciences)
• 25 Territorial expansion
• 23 Legislation
• 18 Commerce
• 12 Women
• 11 Employment
• 11 Working mothers
• 10 Indians of North America
• 9 Constitutional history
• 9 Constitutional law
• 9 Economic aspects
• 8 Courts
• 8 Study and teaching
• 8 United States Constitution
• 6 Aging
• 6 Consumer education

• 114 Films for the Humanities & Sciences (Firm)
• 28 Annenberg Learner (Firm)
• 21 Public Broadcasting Service (U.S.)
• 16 Infobase
• 11 Cambridge Educational (Firm)
• 8 Arts and Entertainment Network
• 8 FremantleMedia
• 5 Burns, Ken, 1953-
• 5 Intelligence² (U.S.)
• 5 KERA Dallas/Ft. Worth (Television station)
• 5 Meridian Education Corporation
• 4 A&E Television Networks, LLC
• 3 ABC News Productions
• 3 Hedrick Smith Productions
• 3 University of Notre Dame
• 3 WQED Multimedia
• 2 ABC International
• 2 BBC Worldwide Ltd
• 2 Ethical Markets Media
• 2 Fred Friendly Seminars (Firm)
• 2 Henderson, Hazel, 1933-2022
• 2 MacNeil/Lehrer Productions
• 2 Network Ireland Television
• 2 Visual Education Centre

• 151 English
• 1 Bengali

• 121 United States
• 5 China
• 4 West (U.S.)
• 2 Asia
• 2 Developing countries
• 2 New York (N.Y.)
• 1 Africa, Sub-Saharan
• 1 Bhutan
• 1 California
• 1 Europe
• 1 Greece
• 1 Milwaukee
• 1 Pleasant Hill (Ky.)
• 1 San Antonio, Texas
• 1 San Diego
• 1 San Diego (Calif.)
• 1 Tanzania
• 1 Transcontinental Railroad National Back Country Byway (Utah)
• 1 Vietnam
• 1 Wisconsin

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