[NM020AAM], Technical Note, Thomas Alva Edison, October 21st, 1885

https://edisondigital.rutgers.edu/document/NM020AAM

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Title

[NM020AAM], Technical Note, Thomas Alva Edison, October 21st, 1885

Editor's Notes

sexduplex drawing

Author

Edison, Thomas Alva

Mentioned

Force, Martin N
Ott, John F

Date

1885-10-21

Type

Technical Note

Subject

Multiple telegraphy (duplex, quadruplex)
Phonoplex and railroad telegraphy

Folder/Volume ID

NM020-F

Microfilm ID

44:698

Document ID

NM020AAM

URL

https://edisondigital.rutgers.edu/document/NM020AAM

Rights

Thomas Edison National Historical Park

Publisher

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

Has Version

Archive.org Viewer, Microfilm Series Reel 44

Item sets

[NM020-F] Cat.1151 (1885-1886)
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