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[NE1691058], Technical Note, Charles Batchelor, January 7th, 1876

Title: [NE1691058], Technical Note, Charles Batchelor, January 7th, 1876
Author: Batchelor, Charles
Date: 1876-01-07
Type: Technical Note
Subject: Acoustic telegraphy
Folder ID: NE1691-F
Microfilm ID: 3:222
Document ID: NE1691058
URL: https://edisondigital.rutgers.edu/document/NE1691058
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 3