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[NA252147], Technical Note, Thomas Alva Edison, September 20th, 1914

Title: [NA252147], Technical Note, Thomas Alva Edison, September 20th, 1914
Author: Edison, Thomas Alva
Date: 1914-09-20
Type: Technical Note
Subject: Disc record and duplicating technology
Folder ID: NA252-F
Microfilm ID: 229:772
Document ID: NA252147
URL: https://edisondigital.rutgers.edu/document/NA252147
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 229