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[NS02AAX], Technical Note, John F Ott, Thomas Alva Edison, April 21st, 1902

Title: [NS02AAX], Technical Note, John F Ott, Thomas Alva Edison, April 21st, 1902
Author: Ott, John F; Edison, Thomas Alva
Date: 1902-04-21
Type: Technical Note
Subject: Microphone and other acoustic devices
Folder ID: NS02-F
Microfilm ID: 179:651
Document ID: NS02AAX
URL: https://edisondigital.rutgers.edu/document/NS02AAX
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 179