• 26 Videos, Slides, Films

• 26 History, Military
• 26 Military history
• 26 Military weapons
• 8 Engineering
• 8 History
• 8 Mechanical engineering
• 7 Systems engineering
• 7 World history
• 5 Civilization
• 4 Technical education
• 2 Aerodynamics
• 2 Aeronautics
• 2 Aerospace engineering
• 1 Automobiles
• 1 Fluid dynamics
• 1 Heat engineering
• 1 Language and culture
• 1 Maintenance and repair
• 1 Mechanics
• 1 Mechanics, Applied
• 1 Physical sciences
• 1 Reconstruction (1939-1951)
• 1 Technological innovations
• 1 Technology

• 26 Films Media Group
• 12 BBC (Firm)
• 5 Cineflix Media (Firm)
• 2 Balanga (Firm)
• 2 PBS (Firm)
• 1 A&E Networks (Firm)
• 1 CINEFETE (Firm)
• 1 First Run Features (Firm)
• 1 TVF International (Firm)
• 1 Terranoa (Firm)

• 26 English

• 5 Europe
• 1 Asia
• 1 East Asia
• 1 Japan
• 1 Korea
• 1 Middle East

• 26 Internet videos

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