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Joy 99.7 FM - (((( Did you know )))) Thomas Edison, the inventor of the light bulb, was afraid of the dark?He admitted that he was afraid of the dark and that
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Nick Holonyak Jr., pioneer of LED lighting, dies | Illinois
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Thomas Edison: The Man Behind the Light Bulb (Little Inventor) : Raatma, Lucia: Amazon.in: Books
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Electric bulb was invented by .
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