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Books, pamphlets, newspapers, and magazines
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Gramaphone records, magnetic tapes, cassettes, cartridges, CDs, DVDs
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Black and white films, silent, talkies, animation, multi-reel films
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Wireless Telegraphy, Boomboxes, Jukeboxes, Stereos, Car radios
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Electromechanical, Electronic, Color Television, Broadcast Television
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Web Blogs, Podcasts, News
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Billboards, Signs, and Placards
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Handheld, Analog, Digital, Mobile Broadband, Satellite