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[NV11085A], Technical Note, James Adams, May 13th, 1877

Title: [NV11085A], Technical Note, James Adams, May 13th, 1877
Editor's Notes: self-sender, spkg tel, sexty pol relay, shop order, several pp. deld May 8-13
Author: Adams, James
Date: 1877-05-13
Type: Technical Note
Subject: Multiple telegraphy (duplex, quadruplex)
Folder ID: NV11-F
Microfilm ID: 3:961
Document ID: NV11085A
URL: https://edisondigital.rutgers.edu/document/NV11085A
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