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[MBN001009], Technical Note, Charles Batchelor, September 3rd, 1874

Title: [MBN001009], Technical Note, Charles Batchelor, September 3rd, 1874
Author: Batchelor, Charles
Date: 1874-09-03
Type: Technical Note
Subject: Escapement and governor mechanisms; Microphone and other acoustic devices
Folder ID: MBN001-F
Microfilm ID: 90:610
Document ID: MBN001009
URL: https://edisondigital.rutgers.edu/document/MBN001009
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 90