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[NA335074], Technical Note, Thomas Alva Edison, Archibald David Hoffman, July 31st, 1917

Title: [NA335074], Technical Note, Thomas Alva Edison, Archibald David Hoffman, July 31st, 1917
Author: Hoffman, Archibald David; Edison, Thomas Alva
Date: 1917-07-31
Type: Technical Note
Subject: Disc record and duplicating technology
Folder ID: NA335-F
Microfilm ID: 235:25
Document ID: NA335074
URL: https://edisondigital.rutgers.edu/document/NA335074
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 235