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[NA331140], Technical Note, Archibald David Hoffman, April 10th, 1917

Title: [NA331140], Technical Note, Archibald David Hoffman, April 10th, 1917
Author: Hoffman, Archibald David
Date: 1917-04-10
Type: Technical Note
Subject: Disc record and duplicating technology
Folder ID: NA331-F
Microfilm ID: 234:677
Document ID: NA331140
URL: https://edisondigital.rutgers.edu/document/NA331140
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 234
License: CC0 1.0 Universal