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

https://edisondigital.rutgers.edu/document/N124121

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Title

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

Editor's Notes

Lamp tests. Some half length filaments.

Date

1880-11-25

Decade

1880-1889

Folder/Volume ID

N124-F

Microfilm ID

37:802

Document ID

N124121

Publisher

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