Centennial Light
The Centennial Light is an incandescent light bulb recognized as the oldest known operating light bulb. It was first illuminated in 1901, and has only been turned off a few brief times since.
The Centennial Light is an incandescent light bulb recognized as the oldest known operating light bulb. It was first illuminated in 1901, and has only been turned off a few brief times since.
The Centennial Light is an incandescent light bulb recognized as the oldest known operating light bulb. It was first illuminated in 1901, and has only been turned off a few brief times since.
Source: Wikipedia "Centennial Light" · CC BY-SA 4.0
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