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[MBN004046], Technical Note, Charles Batchelor, April 24th, 1879

Title: [MBN004046], Technical Note, Charles Batchelor, April 24th, 1879
Editor's Notes: design of cheap wire twisting machine
Author: Batchelor, Charles
Date: 1879-04-24
Type: Technical Note
Subject: Metals and minerals; Microphone and other acoustic devices
Folder ID: MBN004-F
Microfilm ID: 91:45
Document ID: MBN004046
URL: https://edisondigital.rutgers.edu/document/MBN004046
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
Has Version: Archive.org Viewer, Microfilm Series Reel 91