• 70 Videos, Slides, Films

• 42 History
• 16 World War, 1939-1945
• 9 Depressions
• 9 Politics and government
• 8 Technology
• 6 Ecosystem management
• 6 Environmental sciences
• 6 Geology
• 6 Industrial applications
• 5 Anthropology
• 5 Historical geology
• 5 Human beings
• 5 Origin
• 5 Political activists
• 5 Self-care, Health
• 4 Diseases
• 4 Operations research
• 3 Appreciation
• 3 British literature
• 3 Communication in art
• 3 Evolution
• 3 Graphic arts
• 3 History and criticism
• 3 Management

• 70 Films Media Group
• 70 Films for the Humanities & Sciences (Firm)
• 38 Arts and Entertainment Network
• 16 Infobase
• 10 Public Broadcasting Service (U.S.)
• 5 BBC Worldwide Ltd
• 4 Open University
• 3 4 Learning (Firm)
• 3 National Geographic Television & Film
• 2 National Educational Video, Inc
• 2 Québec/Amérique International
• 2 Video Education Australasia
• 1 Cambridge Educational (Firm)
• 1 International Documentary Tele
• 1 Orzel, Virginia
• 1 RDF Media Group

• 70 English

• 35 United States
• 2 Africa
• 1 Africa, North
• 1 Earth (Planet)
• 1 Former Soviet republics
• 1 Galaxies

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