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[NV12141], Technical Note, Thomas Alva Edison, Charles Batchelor, September 4th, 1877

Title: [NV12141], Technical Note, Thomas Alva Edison, Charles Batchelor, September 4th, 1877
Editor's Notes: Design "For felting the silk into washers or disks by many thousand taps of a tuning fork"
Author: Batchelor, Charles; Edison, Thomas Alva
Date: 1877-09-04
Type: Technical Note
Subject: Telephone
Folder ID: NV12-F
Microfilm ID: 4:69
Document ID: NV12141
URL: https://edisondigital.rutgers.edu/document/NV12141
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