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- GLC#
- GLC07616.01-View header record
- Type
- Letters
- Date
- 1886/08/12
- Author/Creator
- Edison, Thomas Alva, 1847-1931
- Title
- re: phonplex system of telegraphy
- Place Written
- New York
- Pagination
- Primary time period
- Rise of Industrial America, 1877-1900
- Sub-Era
- The Gilded Age
Edison explains that the system will: "Enable you to duplicate your way wire circuits and to add circuits to your existing through wires."
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