Thomas A. Edison Papers Image Edition · Thomas Edison Papers Digital Edition

[NV11103], Technical Note, Charles Batchelor, Thomas Alva Edison, May 25th, 1877

Title: [NV11103], Technical Note, Charles Batchelor, Thomas Alva Edison, May 25th, 1877
Editor's Notes: singing telegh, holder for diaphr?
Author: Batchelor, Charles; Edison, Thomas Alva
Date: 1877-05-25
Type: Technical Note
Subject: Telephone
Folder ID: NV11-F
Microfilm ID: 3:974
Document ID: NV11103
URL: https://edisondigital.rutgers.edu/document/NV11103
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