[N038175], Technical Note, Francis Jehl, 1879
https://edisondigital.rutgers.edu/document/N038175
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Title
[N038175], Technical Note, Francis Jehl, 1879
Editor's Notes
Test of per cent of copper in the wire given as .042 copper tested the thousandths of the machine wire that was on once
Author
Date
1879-00-00
Type
Folder/Volume ID
N038-F
Microfilm ID
32:462
Document ID
N038175
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University