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[NV18068], Technical Note, Charles Batchelor, Thomas Alva Edison, November 1st, 1878

Title: [NV18068], Technical Note, Charles Batchelor, Thomas Alva Edison, November 1st, 1878
Editor's Notes: carbon mould
Author: Batchelor, Charles; Edison, Thomas Alva
Date: 1878-11-01
Type: Technical Note
Subject: Telephone
Folder ID: NV18-F
Microfilm ID: 4:1103
Document ID: NV18068
URL: https://edisondigital.rutgers.edu/document/NV18068
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 4