[NV14079], Technical Note, Thomas Alva Edison, April 3rd, 1878
https://edisondigital.rutgers.edu/document/NV14079
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Title
[NV14079], Technical Note, Thomas Alva Edison, April 3rd, 1878
Editor's Notes
telephone multiple coil [pp. 79, 81]; multi carbon [p. 80]
Author
Date
1878-04-03
Type
Subject
Folder/Volume ID
NV14-F
Microfilm ID
4:222
Document ID
NV14079
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University