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[NA301025], Technical Note, Thomas Alva Edison, June 21st, 1919

Title: [NA301025], Technical Note, Thomas Alva Edison, June 21st, 1919
Author: Edison, Thomas Alva
Mentioned: Gall, Adolph F
Date: 1919-06-21
Type: Technical Note
Subject: Disc record and duplicating technology
Folder ID: NA301-F
Microfilm ID: 232:176
Document ID: NA301025
URL: https://edisondigital.rutgers.edu/document/NA301025
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 232