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[NM002R], Technical Note, Charles Batchelor, Thomas Alva Edison, August 9th, 1875

Title: [NM002R], Technical Note, Charles Batchelor, Thomas Alva Edison, August 9th, 1875
Author: Batchelor, Charles; Edison, Thomas Alva
Date: 1875-08-09
Type: Technical Note
Subject: Automatic telegraphy
Folder ID: NM002-F
Microfilm ID: 5:410
Document ID: NM002R
URL: https://edisondigital.rutgers.edu/document/NM002R
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 5
License: CC0 1.0 Universal