• 164 Videos, Slides, Films

• 109 Art and architecture
• 73 Architecture, Modern
• 28 History
• 18 Engineering
• 17 Study and teaching
• 17 Technology
• 13 Architecture, Ancient
• 13 Architecture, Baroque
• 13 Architecture, Renaissance
• 10 Civil engineering
• 10 Structural engineering
• 8 Architecture, Medieval
• 8 Social ecology
• 7 Construction industry
• 7 Cultural geography
• 7 Sociology
• 6 Art
• 6 Civilization, Ancient
• 6 Population
• 6 Religions
• 6 Vernacular architecture
• 5 Architecture, Modern--20th century--Exhibitions
• 5 Architecture, Modern--21st century--Exhibitions
• 5 Technological innovations

• 110 Infobase
• 50 Films for the Humanities & Sciences (Firm)
• 33 TV Only SAS (Firm)
• 26 PBS (Firm)
• 11 BBC (Firm)
• 8 Cruickshank, Dan
• 7 Blue Bird Productions (Firm)
• 6 Harbourfront Corporation
• 5 BBC Worldwide Learning (Firm)
• 3 ARTE France (Firm)
• 3 Accent Media Productions
• 3 CNN (Firm)
• 3 Media4Math
• 3 Public Broadcasting Service (U.S.)
• 3 Visual Education Centre
• 2 Avenue Education (Firm)
• 2 BBC Worldwide Ltd
• 2 BBC Worldwide Ltd.
• 2 CINEFETE (Firm)
• 2 MacNeil/Lehrer Productions (Firm)
• 2 NewsHour Productions LLC (Firm)
• 2 TVS Group (Firm)
• 1 3Boxmedia (Firm)
• 1 4 Learning (Firm)

• 163 English
• 1 Spanish

• 5 Asia
• 3 Europe
• 3 London
• 3 Middle East
• 3 Southeast Asia
• 3 United States
• 2 China
• 2 India
• 2 Italy
• 2 Manhattan (New York, N.Y.)
• 2 New York
• 2 New York (State)
• 1 Afghanistan
• 1 Boston
• 1 Dresden (Germany)
• 1 East Asia
• 1 Great Britain
• 1 Greece
• 1 Japan
• 1 London (England)
• 1 Massachusetts
• 1 Mexico
• 1 New York (N.Y.)
• 1 Rome
• 1 San Francisco (Calif.)

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