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[NV18111], Technical Note, Thomas Alva Edison, Charles Batchelor, June 1878

Title: [NV18111], Technical Note, Thomas Alva Edison, Charles Batchelor, June 1878
Editor's Notes: Beginning here are undated notes and drawings related to 1878 work on telephone; Supplied year
Author: Batchelor, Charles; Edison, Thomas Alva
Date: 1878-06-00
Type: Technical Note
Subject: Telephone
Folder ID: NV18-F
Microfilm ID: 4:1144
Document ID: NV18111
URL: https://edisondigital.rutgers.edu/document/NV18111
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
License: CC0 1.0 Universal