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[NV09021], Technical Note, Thomas Alva Edison, December 12th, 1875

Title: [NV09021], Technical Note, Thomas Alva Edison, December 12th, 1875
Author: Edison, Thomas Alva
Date: 1875-12-12
Type: Technical Note
Subject: Acoustic telegraphy
Folder ID: NV09-F
Microfilm ID: 3:809
Document ID: NV09021
URL: https://edisondigital.rutgers.edu/document/NV09021
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 3