[N015047], Technical Note, Francis Robbins Upton, Thomas Alva Edison, March 9th, 1879
https://edisondigital.rutgers.edu/document/N015047
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Title
[N015047], Technical Note, Francis Robbins Upton, Thomas Alva Edison, March 9th, 1879
Editor's Notes
magneto machine sketches with gramme type ring, one commutator sketch
Date
1879-03-09
Type
Subject
Folder/Volume ID
N015-F
Microfilm ID
30:542
Document ID
N015047
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University