• 4 MERIT Library
• 1 College Library
• 1 Verona Shelving Facility

• 22 DVDs

• 100 Study and teaching
• 29 Activity programs
• 21 Study and teaching (Secondary)
• 17 Study and teaching (Primary)
• 12 Creative writing
• 12 Experiments
• 11 Vocational guidance
• 10 Ability testing
• 10 Technology
• 9 Climatic changes
• 9 Educational tests and measurements
• 8 History
• 8 Mathematics
• 7 Urban folklore
• 6 Curiosities and wonders
• 6 Engineering
• 6 Genetics
• 6 Popular culture
• 6 Science in popular culture
• 5 Philosophy
• 4 Popular Culture
• 4 Research
• 3 Cancer
• 3 Chemical engineering

• 62 Alexander Street Press
• 35 Brook Lapping Productions
• 25 Glasshead Television and Web
• 12 Glasshead Productions
• 10 Television Junction
• 9 Real Life Productions
• 8 Beyond Productions
• 8 Discovery Channel (Firm)
• 8 Hyneman, Jamie
• 8 Savage, Adam
• 7 Arrieta, Izaskun
• 7 Engineering and Physical Sciences Research Council
• 7 Loughlin, Mark
• 5 Atteshlis, Chris
• 4 Ambrose Video Publishing
• 4 Available Light Productions
• 4 Belleci, Tory, 1970-
• 4 Big Heart Media
• 4 British Broadcasting Corporation. Television Service
• 4 Byron, Kari, 1974-
• 4 Disney Educational Productions
• 4 Imahara, Grant, 1970-2020
• 4 Lambent Productions
• 4 Nye, Bill
• 3 Double Exposure/Flashback TV

• 153 English
• 4 Spanish
• 1 Chinese

• 94 Great Britain
• 6 Antarctica
• 6 United States
• 2 California
• 2 China
• 1 Dayton
• 1 Dayton (Tenn.)
• 1 Germany
• 1 Japan
• 1 New York (State)
• 1 Tennessee
• 1 Tuxedo Park
• 1 États-Unis

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