Featured image of post Incandescent Light Bulb 1879 : __thomas edison crowns 14 months of testing with an incandescent electric light bulb that lasts 13½ hours.

Incandescent Light Bulb 1879 : __thomas edison crowns 14 months of testing with an incandescent electric light bulb that lasts 13½ hours.

Edison eventually produced a bulb that could glow for over 1500 hours.

Incandescent Light Bulb 1879 : In 1879 he created a successful incandescent light bulb.

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