[N124121], Technical Note, Francis Jehl, Francis Robbins Upton, November 25th, 1880

Item

Abstract

Lamp tests. Some half length filaments.

Date

1880-11-25

Decade

1880-1889

Identifier

N124121

Folder Set

N124

Title

[N124121], Technical Note, Francis Jehl, Francis Robbins Upton, November 25th, 1880

Microfilm ID

37:802

Publisher

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