[N124159], Technical Note, Francis Jehl, Francis Robbins Upton, December 15th, 1880

Item

Abstract

Still more lamp tests: cp; ohms; lamps per HP. Some 1/3 length filaments. {Very dull stuff}

Date

1880-12-15

Decade

1880-1889

Identifier

N124159

Folder Set

N124

Title

[N124159], Technical Note, Francis Jehl, Francis Robbins Upton, December 15th, 1880

Microfilm ID

37:821

Publisher

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