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[D7937ZDT], Letter from Sigmund Bergmann to Charles Batchelor, November 21st, 1879

Title: [D7937ZDT], Letter from Sigmund Bergmann to Charles Batchelor, November 21st, 1879
Editor's Notes: Sends relay telephone "with slight alteration on the relay, as I showed Mr Kreusi--as I was afraid they would stick to the magnets, I put a little weight on the pin." Let him know if the whole instrument is satisfactory.
Author: Bergmann, Sigmund
Recipient: Batchelor, Charles
Mentioned: Kruesi, John
Date: 1879-11-21
Type: Letter
Subject: Telephone
Folder ID: D7937-F
Microfilm ID: 52:141
Document ID: D7937ZDT
URL: https://edisondigital.rutgers.edu/document/D7937ZDT
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
Has Version: Archive.org Viewer, Microfilm Series Reel 52

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