[N129178], Technical Note, Thomas Alva Edison, October 15th, 1880
https://edisondigital.rutgers.edu/document/N129178
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Title
[N129178], Technical Note, Thomas Alva Edison, October 15th, 1880
Editor's Notes
Calcs of distributing tube lengths. Sketches of tube cross sections showing arrangement of cables within. Number of conductors (bundles of 7 wires each) in pipes of various diameters. "Cost of 47302 feet distributing pipes 2 inch diameter (no mains) 17c for pipe 17c for rubber 34 cents. $16,082.68"
Author
Date
1880-10-15
Type
Folder/Volume ID
N129-F
Microfilm ID
38:228
Document ID
N129178
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University