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[N317115], Technical Note, Thomas Alva Edison, April 14th, 1886

Title: [N317115], Technical Note, Thomas Alva Edison, April 14th, 1886
Editor's Notes: deaf apparatus drawing
Author: Edison, Thomas Alva
Date: 1886-04-14
Type: Technical Note
Subject: Microphone and other acoustic devices
Folder ID: N317-F
Microfilm ID: 43:60
Document ID: N317115
URL: https://edisondigital.rutgers.edu/document/N317115
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 43