Resistance of CArman's line between 25 & 18 wire sections 3,000 ohms; ground 1250 & 1435 ohms. In turnpike sections, between wires 13.6 ohms; ground 37.7 & 37.5 ohms. Lamps: notice blue flame near pt/nickel clamp joint at high candlepower. More tests of standard batteries, 1-5.

Jehl, Francis

1880-08-26

1880-1889

Technical Note

Electric light and power

Incandescent lamp

Cables, feeders, and other exterior elements

N104061B

N104

[N104061B], Technical Note, Francis Jehl, August 26th, 1880

36:297

Thomas Edison National Historical Park

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University