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[E1202AW], Letter from Robert Keding to Thomas Alva Edison, May 20th, 1912

Title: [E1202AW], Letter from Robert Keding to Thomas Alva Edison, May 20th, 1912
Author: Keding, Robert
Recipient: Edison, Thomas Alva
Mentioned: Dickson, William Kennedy Laurie
Date: 1912-05-20
Type: Letter
Subject: Microphone and other acoustic devices
Folder ID: E1202-F
Microfilm ID: 251:47
Document ID: E1202AW
URL: https://edisondigital.rutgers.edu/document/E1202AW
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 251