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[D7903D], Letter from Gold and Stock Telegraph Co, George Walker to Thomas Alva Edison, January 4th, 1879

Title: [D7903D], Letter from Gold and Stock Telegraph Co, George Walker to Thomas Alva Edison, January 4th, 1879
Editor's Notes: Gets occasional inquiries about cost of microphone. Does TAE make it; how much? If not, who does?
Author: Gold and Stock Telegraph Co; Walker, George
Recipient: Edison, Thomas Alva
Mentioned: Bergmann, Sigmund
Date: 1879-01-04
Type: Letter
Subject: Microphone and other acoustic devices
Folder ID: D7903-F
Microfilm ID: 49:42
Document ID: D7903D
URL: https://edisondigital.rutgers.edu/document/D7903D
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 49

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