[NV11047] Technical Note, April 2nd, 1877
https://edisondigital.rutgers.edu/document/NV11047
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Title
[NV11047] Technical Note, April 2nd, 1877
Editor's Notes
four-tube speaker
Date
1877-04-02
Type
Subject
Folder/Volume ID
NV11-F
Microfilm ID
3:932
Document ID
NV11047
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University