• 669 Videos, Slides, Films

• 79 Physical sciences
• 67 Language arts
• 58 History
• 57 Astronomy
• 38 World history
• 31 American literature
• 31 British literature
• 31 Irish literature
• 31 Literature
• 27 Biography
• 25 Sociology
• 23 Civilization
• 22 Chemistry
• 22 History, Military
• 22 Military history
• 16 Appreciation
• 16 British literature--Appreciation
• 16 Irish literature--Appreciation
• 14 Biology
• 14 Life sciences
• 13 Health
• 13 Women's studies
• 12 Gender
• 12 Sex
• 11 Criminology

• 669 Films Media Group
• 669 Infobase

• 635 English
• 21 Unknown
• 5 Spanish
• 1 Arabic
• 1 Chinese
• 1 German
• 1 Haitian
• 1 Hebrew
• 1 Italian
• 1 Japanese
• 1 Korean

• 30 Europe
• 12 United States
• 6 U.S. states
• 4 Asia
• 3 Africa
• 3 Enlightenment
• 3 Russia (Federation)
• 2 Middle East
• 1 America
• 1 North America

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