[D8230L], Letter from Francis Robbins Upton to Thomas Alva Edison, January 20th, 1882
https://edisondigital.rutgers.edu/document/D8230L
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Title
[D8230L], Letter from Francis Robbins Upton to Thomas Alva Edison, January 20th, 1882
Editor's Notes
Lamps with charcoal inside did not show longer life than the usual kind of lamp.
Author
Recipient
Mentioned
Date
1882-01-20
Type
Folder/Volume ID
D8230-F
Microfilm ID
61:731
Document ID
D8230L
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University