[D8224P], Letter from Charles Lorenzo Clarke to Sherburne Blake Eaton, April 11th, 1882
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Title
[D8224P], Letter from Charles Lorenzo Clarke to Sherburne Blake Eaton, April 11th, 1882
Editor's Notes
Statistics and construction info for installation of u/g cables at Menlo. First illumination was on ckt running past Edison's barn; Nov. 1, 1880. 2nd illumination on turnpike along RR, 3600 ft, Nov. 2; TAE house lighted, Nov. 8. "First general illumination of whole system, about 500 lamps" Jan. 19, 1881. 600 lamps on Jan. 26. 650 lamps on Feb. 24. System in operation till mid-March at least; total length 6 miles. Distance fr station to end of longest ckt was 3600 ft. Largest cable was 25 strands #10 wire. Insulation was 2 layers cloth dipped in a compound. Insulation worked great and line worked in all kinds of weather. "About 400 of the lights were on the street circuits and the remainder were distributed in the laboratory, machine shop, office, and ten hosues and stores." poss select; good view of Menlo Park installation. dh 11oct02
Author
Recipient
Mentioned
Date
1882-04-11
Type
Folder/Volume ID
D8224-F
Microfilm ID
61:22
Document ID
D8224P
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University