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[NM008031], Technical Note, Thomas Alva Edison, 1873

Title: [NM008031], Technical Note, Thomas Alva Edison, 1873
Editor's Notes: Supplied year
Author: Edison, Thomas Alva
Date: 1873-00-00
Type: Technical Note
Subject: Multiple telegraphy (duplex, quadruplex)
Folder ID: NM008-F
Microfilm ID: 6:221
Document ID: NM008031
URL: https://edisondigital.rutgers.edu/document/NM008031
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 6
License: CC0 1.0 Universal