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[NA304023], Technical Note, Thomas Alva Edison, October 9th, 1919

Title: [NA304023], Technical Note, Thomas Alva Edison, October 9th, 1919
Author: Edison, Thomas Alva
Date: 1919-10-09
Type: Technical Note
Subject: Disc record and duplicating technology
Folder ID: NA304-F
Microfilm ID: 232:456
Document ID: NA304023
URL: https://edisondigital.rutgers.edu/document/NA304023
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
License: CC0 1.0 Universal