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[NA228AAB], Technical Note, Peter Christian Christensen, Thomas Alva Edison, 1911

Title: [NA228AAB], Technical Note, Peter Christian Christensen, Thomas Alva Edison, 1911
Editor's Notes: Supplied year
Author: Christensen, Peter Christian
Recipient: Edison, Thomas Alva
Date: 1911-00-00
Type: Technical Note
Subject: Disc record and duplicating technology
Folder ID: NA228-F
Microfilm ID: 228:121
Document ID: NA228AAB
URL: https://edisondigital.rutgers.edu/document/NA228AAB
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 228