[LB007160], Letter from Francis Jehl to Thomas Alva Edison, May 20th, 1881
https://edisondigital.rutgers.edu/document/LB007160
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Title
[LB007160], Letter from Francis Jehl to Thomas Alva Edison, May 20th, 1881
Editor's Notes
The following is the test made of the first disk machne. Resistance of machine .02165 ohms Revolutions 1200. [Confront] for to [write] [mould] magnets supplied from [hemp factory] Followed by list of test results
Author
Recipient
Date
1881-05-20
Type
Folder/Volume ID
LB007-F
Microfilm ID
80:551
Document ID
LB007160
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University