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[NS7704ZBF], Technical Note, James Adams, Thomas Alva Edison, June 5th, 1877

Title: [NS7704ZBF], Technical Note, James Adams, Thomas Alva Edison, June 5th, 1877
Editor's Notes: sexty. 5 pp.: relay designs, incl. opposed; :"Good I think/ The reversals give a kick/ due to break in Continuity/ in the passage of the/ polarized tongues." strange relays & ?; trans. connex
Author: Adams, James; Edison, Thomas Alva
Date: 1877-06-05
Type: Technical Note
Subject: Multiple telegraphy (duplex, quadruplex)
Folder ID: NS7704-F
Microfilm ID: 7:621
Document ID: NS7704ZBF
URL: https://edisondigital.rutgers.edu/document/NS7704ZBF
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 7