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[NB239063], Technical Note, William De Mille Telfair, April 1919

Title: [NB239063], Technical Note, William De Mille Telfair, April 1919
Author: Telfair, William De Mille
Mentioned: Edison, Thomas Alva
Date: 1919-04-00
Type: Technical Note
Subject: Dictating machines; Sound and acoustics
Folder ID: NB239-F
Microfilm ID: 240:183
Document ID: NB239063
URL: https://edisondigital.rutgers.edu/document/NB239063
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 240
License: CC0 1.0 Universal