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[NS7601A2], Technical Note, Thomas Alva Edison, Charles Batchelor, July 1876

Title: [NS7601A2], Technical Note, Thomas Alva Edison, Charles Batchelor, July 1876
Author: Batchelor, Charles; Edison, Thomas Alva
Date: 1876-07-00
Type: Technical Note
Subject: Acoustic telegraphy
Folder ID: NS7601-F
Microfilm ID: 162:526
Document ID: NS7601A2
URL: https://edisondigital.rutgers.edu/document/NS7601A2
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