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[NM012106], Technical Note, Thomas Alva Edison, November 13th, 1876

Title: [NM012106], Technical Note, Thomas Alva Edison, November 13th, 1876
Editor's Notes: octruplex; keith likes as illustration [surrounded by undated acoustic tel stuff]
Author: Edison, Thomas Alva
Date: 1876-11-13
Type: Technical Note
Subject: Multiple telegraphy (duplex, quadruplex)
Folder ID: NM012-F
Microfilm ID: 6:575
Document ID: NM012106
URL: https://edisondigital.rutgers.edu/document/NM012106
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
Has Version: Archive.org Viewer, Microfilm Series Reel 6