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Edison works on his lightbulb, Thomas Edison. 1880-1886 | Christie's
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Thomas A. Edison holding incandescent lightbulb | DPL DAMS
Great Influencers in Energy: Thomas Edison may not have invented the light bulb; but where would it (or we) be without him. - Opinion Dynamics
Edison's Lightbulb | The Franklin Institute
Thomas Alva Edison | Biography, Inventions & Quotes - Times Of Innovation
Thomas Edison - Wikipedia
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Thomas Alva Edison [Abraham Archibald Anderson] | Sartle - Rogue Art History
Thomas Alva Edison (1847-1931), American. Invented the phonograph, motion picture camera, practical light bulb, and … | Thomas edison, Alva edison, American history
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The Light bulb
Thomas Edison's Patent Application for the Light Bulb (1880) | National Archives
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