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Edison's filament lamp,  1879.
Titel Edison's filament lamp, 1879.
Caption Made by the American inventor Thomas Alva Edison (1847-1931). Edison's lamp had a single loop of carbon which glowed when a current flowed through it. The glass bulb contained a partial vacuum; there was so little oxygen in the bulb that the filament could get very hot without catching fire. This lamp was presented to the Science Museum by Edison., 6960069
Aufnahmedatum 01.01.2009
Bildnachweis Science & Society / FOTOFINDER.COM
Bildname 10320637
Bildgröße 3504px x 2806px, 29,70 cm x 23,80 cm (300 dpi)
Model Release No Model Release available
Property Release Not specified

Land United States
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Fotofinder.com Bildnummer 6960069 / 2F4CDD0B6FB771E6