[LB025050B], Letter from Thomas Alva Edison to S F Armstrong, Chicago St Paul and Kansas City Railway, August 9th, 1887
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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
Date
1887-08-09
Type
Folder/Volume ID
LB025-F
Microfilm ID
138:198
Document ID
LB025050B
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University