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[NS7801T], Technical Note, Charles Batchelor, Thomas Alva Edison, October 21st, 1878

Title: [NS7801T], Technical Note, Charles Batchelor, Thomas Alva Edison, October 21st, 1878
Editor's Notes: emg?
Author: Batchelor, Charles; Edison, Thomas Alva
Date: 1878-10-21
Type: Technical Note
Folder ID: NS7801-F
Microfilm ID: 7:736
Document ID: NS7801T
URL: https://edisondigital.rutgers.edu/document/NS7801T
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 7