[N15200A], Technical Note, Francis Jehl, Francis Robbins Upton, November 1880
https://edisondigital.rutgers.edu/document/N15200A
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Title
[N15200A], Technical Note, Francis Jehl, Francis Robbins Upton, November 1880
Editor's Notes
tests of "A" lamps. Notes on type of filament (baast) and carbonization; exhaustion.
Date
1880-11-00
Type
Subject
Folder/Volume ID
N152-F
Microfilm ID
39:177
Document ID
N15200A
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University