[N104010], Technical Note, Francis Jehl, July 8th, 1880

Item

Abstract

Continue expt 5. Coudln't seem to get good vacuum. Tested armature that was crossed ystdy; OK at 14/100 ohm. Back to lamp tests on vac pump; looks like he's just measuring restistances.

Author

Jehl, Francis

Date

1880-07-08

Decade

1880-1889

Type

Technical Note

Subject

Incandescent lamp

Vacuum and glass bulb

Dynamos and generators

Identifier

N104010

Folder Set

N104

Title

[N104010], Technical Note, Francis Jehl, July 8th, 1880

Microfilm ID

36:272

Rights

Thomas Edison National Historical Park

Publisher

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

Item sets

Notebook #104 N-80-07-05 (1880-1881)