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[NA248AAA], Technical Note, Thomas Alva Edison, April 30th, 1914

Title: [NA248AAA], Technical Note, Thomas Alva Edison, April 30th, 1914
Author: Edison, Thomas Alva
Date: 1914-04-30
Type: Technical Note
Subject: Disc record and duplicating technology
Folder ID: NA248-F
Microfilm ID: 229:547
Document ID: NA248AAA
URL: https://edisondigital.rutgers.edu/document/NA248AAA
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
Has Version: Archive.org Viewer, Microfilm Series Reel 229