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General Electric National Mazda Drawn Tungsten Filament Incandescent Light Bulb - Science History Institute Digital Collections
An old engraving of an early example of an electric light c.1870. It is from a Victorian book of the 1880s. English chemist Humphry Davy developed the first incandescent light in 1802,
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Humphry Davy - Wikipedia
An old engraving of an early example of an electric light. It is from a Victorian mechanical engineering book of the 1880s. English chemist Humphry Davy developed the first incandescent light in
Incandescent light bulb - Wikipedia
About the invention of the light bulb - and who it really was SEGULA GmbH
About the invention of the light bulb - and who it really was SEGULA GmbH
Dec. 18, 1878: Let There Be Light — Electric Light | WIRED
No. 1330: Electric Lights before Edison
