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[NV15004], Technical Note, Thomas Alva Edison, October 21st, 1877

Title: [NV15004], Technical Note, Thomas Alva Edison, October 21st, 1877
Editor's Notes: These pages are preparation for interference; includes 17 Aug draw of phonograph recorder and other dates
Author: Edison, Thomas Alva
Date: 1877-10-21
Type: Technical Note
Subject: Telephone
Folder ID: NV15-F
Microfilm ID: 4:333
Document ID: NV15004
URL: https://edisondigital.rutgers.edu/document/NV15004
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 4
License: CC0 1.0 Universal