Thomas A. Edison Papers Image Edition · Thomas Edison Papers Digital Edition

[NM013R] Technical Note, July 24th, 1875

Title: [NM013R] Technical Note, July 24th, 1875
Editor's Notes: Supplied year, month, and day
Author: Edison, Thomas Alva
Date: 1875-07-24
Type: Technical Note
Subject: Multiple telegraphy (duplex, quadruplex); Automatic telegraphy
Folder ID: NM013-F
Microfilm ID: 162:256
Document ID: NM013R
URL: https://edisondigital.rutgers.edu/document/NM013R
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 162