• 28 Videos, Slides, Films

• 9 United States
• 6 Emperors
• 5 Civilization, Ancient
• 5 Politicians
• 5 Religious leaders
• 4 Art
• 3 Antiquities, Prehistoric
• 3 Art, Roman
• 2 Classical literature
• 2 Literature, Medieval
• 2 Philosophy
• 1 Armed Forces
• 1 Aurelian, Emperor of Rome, approximately 215-275
• 1 Byzantine Empire
• 1 Caesar, Julius
• 1 Cimbric Wars, 113-101 B.C
• 1 Computers
• 1 Constantine I, Emperor of Rome, -337
• 1 Conversion
• 1 Ethics
• 1 Germanic peoples
• 1 History, Military
• 1 Human ecology

• 28 Films Media Group
• 28 Films for the Humanities & Sciences (Firm)
• 17 Infobase
• 10 Public Broadcasting Service (U.S.)
• 3 BBC Worldwide Ltd
• 2 Films for the Humanities & Sciences
• 1 National Geographic Television & Film

• 16 Europe
• 10 Rome
• 9 United States
• 1 Africa
• 1 Andes Region
• 1 Egypt
• 1 Pyramids of Giza (Egypt)
• 1 South America

• 28 Educational films
• 28 Internet videos
• 13 Video recordings for the hearing impaired
• 6 Biography
• 1 Early works to 1800

Limit year range