[SM008004a], Clipping, Electrical News, September 23rd, 1875
https://edisondigital.rutgers.edu/document/SM008004a
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Title
[SM008004a], Clipping, Electrical News, September 23rd, 1875
Bibliographic Citation
"Circuit Closers for Railway Signals", Electrical News, September 23rd, 1875
Editor's Notes
description of circuit closing device for signalling passage of railway trains over track
Author
Date
1875-09-23
Type
Folder/Volume ID
SM008-F
Microfilm ID
23:328
Document ID
SM008004a
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University