When Thomas Alva Edison was painstakingly testing carbonized filaments for his early light bulbs in 1879, he was chasing a ...

The discoverer of the incandescent light bulb, the phonograph, and the quadruplex telegraph, among other things, is one of ...

Thomas Alva Edison, who is considered to be one of the most prolific inventors in history, once said, “I find out what the world needs. Then I go ahead and try to invent it.” His invention of the long ...

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The education of an innovator -- The invention factory -- The tinfoil phonograph -- A big bonanza : Edison's electric lighting system -- From Menlo Park to West Orange -- A phonograph in every home -- ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Portrait of Thomas Alva Edison ...