[N172005], Technical Note, Francis Robbins Upton, October 12th, 1880
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Title
[N172005], Technical Note, Francis Robbins Upton, October 12th, 1880
Editor's Notes
Lamp calcs. Fr 785 Problem: find dimensions of carbon having same surface and [?] times the resistance. Followed by pages of calcs relating to this general problem. Fr 795 notes on lot 2 lamps
Author
Date
1880-10-12
Type
Folder/Volume ID
N172-F
Microfilm ID
39:784
Document ID
N172005
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University