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[NE1695031] Technical Note, October 18th, 1876

Title: [NE1695031] Technical Note, October 18th, 1876
Author: Batchelor, Charles; Adams, James
Date: 1876-10-18
Type: Technical Note
Subject: Multiple telegraphy (duplex, quadruplex); Acoustic telegraphy; Electric pen and mimeograph
Folder ID: NE1695-F
Microfilm ID: 3:367
Document ID: NE1695031
URL: https://edisondigital.rutgers.edu/document/NE1695031
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