[SM044068a], Clipping, Telegraphic Journal, July 15th, 1879

https://edisondigital.rutgers.edu/document/SM044068a

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Title

[SM044068a], Clipping, Telegraphic Journal, July 15th, 1879

Bibliographic Citation

"Theiler's Patent Mechanical Duplex (for Land-Lines)", Telegraphic Journal, July 15th, 1879

Editor's Notes

In what respects the new "bridge" principle varies from other duplex systems.

Date

1879-07-15

Type

Folder/Volume ID

SM044-F

Microfilm ID

26:138

Document ID

SM044068a

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
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