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[N204251], Technical Note, Thomas Alva Edison, April 3rd, 1885

Title: [N204251], Technical Note, Thomas Alva Edison, April 3rd, 1885
Editor's Notes: sextuplex relay
Author: Edison, Thomas Alva
Date: 1885-04-03
Type: Technical Note
Subject: Multiple telegraphy (duplex, quadruplex)
Folder ID: N204-F
Microfilm ID: 40:643
Document ID: N204251
URL: https://edisondigital.rutgers.edu/document/N204251
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 40