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[N086035], Technical Note, Thomas Alva Edison, September 1879

Title: [N086035], Technical Note, Thomas Alva Edison, September 1879
Editor's Notes: Nos. of telephones sent to London "These were all very loud talkers no difference between any of them all new transmitters with diaph. adjusted"; Supplied year and month
Author: Edison, Thomas Alva
Date: 1879-09-00
Type: Technical Note
Subject: Metals and minerals; Telephone
Folder ID: N086-F
Microfilm ID: 35:936
Document ID: N086035
URL: https://edisondigital.rutgers.edu/document/N086035
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 35
License: CC0 1.0 Universal