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- Cross Section of Carbon Button Telephone Transmitter, 1878 -
- 1878
- Collections - Artifact
Cross Section of Carbon Button Telephone Transmitter, 1878
- Telegram from Thomas Edison to Henry Ford with Birthday Greeting, July 30, 1929 -
- July 30, 1929
- Collections - Artifact
Telegram from Thomas Edison to Henry Ford with Birthday Greeting, July 30, 1929
- Patent Model of Edison's Sextuplex Telegraph, 1879 -
- 1879
- Collections - Artifact
Patent Model of Edison's Sextuplex Telegraph, 1879
- Patent Model of Edison's Acoustic Telegraph Improvement, 1876 -
- 1876
- Collections - Artifact
Patent Model of Edison's Acoustic Telegraph Improvement, 1876
- Patent Model of Edison's Printing Telegraph Improvement, 1872 -
- 1872
- Collections - Artifact
Patent Model of Edison's Printing Telegraph Improvement, 1872
- Patent Model of Edison's Electro-Harmonic Multiplex Telegraph, 1876 -
- 1876
- Collections - Artifact
Patent Model of Edison's Electro-Harmonic Multiplex Telegraph, 1876
- Patent Model of Edison's Electrical Printing Machine, 1872 -
- 1872
- Collections - Artifact
Patent Model of Edison's Electrical Printing Machine, 1872
- Patent Model of Edison's Electric Light, 1880 -
- 1880
- Collections - Artifact
Patent Model of Edison's Electric Light, 1880
- Patent Model of Edison's Automatic Telegraph Improvement, 1875 -
- 1875
- Collections - Artifact
Patent Model of Edison's Automatic Telegraph Improvement, 1875
- Patent Model of Edison's Automatic Telegraph Transmitter and Receiver Improvement, 1875 -
- 1875
- Collections - Artifact
Patent Model of Edison's Automatic Telegraph Transmitter and Receiver Improvement, 1875