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[LB025050B], Letter from Thomas Alva Edison to S F Armstrong, Chicago St Paul and Kansas City Railway, August 9th, 1887

Title: [LB025050B], Letter from Thomas Alva Edison to S F Armstrong, Chicago St Paul and Kansas City Railway, August 9th, 1887
Editor's Notes: In reply to your letter of July 12th I would say that I believe a good practical Curve signal can be made to work on the induction plan. I will experiment upoin it and communicate with you futher in the course of a couple of months.
Author: Edison, Thomas Alva
Recipient: Chicago St Paul and Kansas City Railway; Armstrong, S F
Date: 1887-08-09
Type: Letter
Subject: Phonoplex and railroad telegraphy
Folder ID: LB025-F
Microfilm ID: 138:198
Document ID: LB025050B
URL: https://edisondigital.rutgers.edu/document/LB025050B
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 138
License: CC0 1.0 Universal

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