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The top documents tagged [modern tungsten light]
History of the Light Bulb by Noah Shpak
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History of the Light Bulb by Noah Shpak. The Beginning of a New Era In the early 1800s - candles, oil lanterns, and gas lamps. In 1809, chemist, Humphrey
216 views
The Light Bulb by Noah Shpak, Paul MacPherson, Alec Roscoe
213 views