[N10700I], Technical Note, Unknown, April 22nd, 1880
https://edisondigital.rutgers.edu/document/N10700I
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Title
[N10700I], Technical Note, Unknown, April 22nd, 1880
Editor's Notes
still more tests, based on 30 seconds contact.
Supplied year
Author
Date
1880-04-22
Type
Subject
Folder/Volume ID
N107-F
Microfilm ID
36:574
Document ID
N10700I
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University