Misc. Lots of calcs, probably related to lamp tests (resis & ft/lbs); meter (shunt circuits?) resistances, 1-5.

Jehl, Francis

1880-08-19

1880-1889

Technical Note

Electric light and power

N104046

N104

[N104046], Technical Note, Francis Jehl, August 19th, 1880

36:290

Thomas Edison National Historical Park

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