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[PT5042A], Letter from Thomas Alva Edison, December 17th, 1911

Title: [PT5042A], Letter from Thomas Alva Edison, December 17th, 1911
Author: Edison, Thomas Alva
Mentioned: Lewis, Frank David; Bachman, Frederick; Philpot, Brian F
Date: 1911-12-17
Type: Letter
Subject: Patent application; Cylinder record and duplicating technology; Disc record and duplicating technology
Folder ID: PT5042-F
Microfilm ID: 245:555
Document ID: PT5042A
URL: https://edisondigital.rutgers.edu/document/PT5042A
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 245