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[NS7602C], Technical Note, Thomas Alva Edison, July 10th, 1876

Title: [NS7602C], Technical Note, Thomas Alva Edison, July 10th, 1876
Editor's Notes: several multiple telegraph ideas -- Washington loop
Author: Edison, Thomas Alva
Date: 1876-07-10
Type: Technical Note
Subject: Multiple telegraphy (duplex, quadruplex)
Folder ID: NS7602-F
Microfilm ID: 7:354
Document ID: NS7602C
URL: https://edisondigital.rutgers.edu/document/NS7602C
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 7
License: CC0 1.0 Universal