Thomas Edison: Life and Inventions
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Edison's childhood
Light Bulb
Before the Incandescent Light Bulb
Making/After Incandescent Light
Phonograph
Before the phonograph
Making/After the Phonograph
Credits
Annotated Bibliography
Process Paper
Timeline
Blog
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The phonograph, a machine that could record and play back people or human voices.
Here were Edison's first words on the phonograph.