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[NV10052] Technical Note, July 26th, 1876

Title: [NV10052] Technical Note, July 26th, 1876
Author: Edison, Thomas Alva
Date: 1876-07-26
Type: Technical Note
Subject: Multiple telegraphy (duplex, quadruplex); Acoustic telegraphy
Folder ID: NV10-F
Microfilm ID: 3:858
Document ID: NV10052
URL: https://edisondigital.rutgers.edu/document/NV10052
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 3