[N137073], Technical Note, Francis Robbins Upton, August 2nd, 1880
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Title
[N137073], Technical Note, Francis Robbins Upton, August 2nd, 1880
Editor's Notes
"six wire circuit. Boxes with exception of crossings exposed to air." 150 ohms. Resistance on Carman's circuit "continually altering as the wire was moved by those working on it."
Author
Date
1880-08-02
Type
Folder/Volume ID
N137-F
Microfilm ID
38:521
Document ID
N137073
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University