[NS7704ZCR], Technical Note, Charles Batchelor, Thomas Alva Edison, May 28th, 1877
https://edisondigital.rutgers.edu/document/NS7704ZCR
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Title
[NS7704ZCR], Technical Note, Charles Batchelor, Thomas Alva Edison, May 28th, 1877
Editor's Notes
Singing telegraph
Date
1877-05-28
Type
Subject
Folder/Volume ID
NS7704-F
Microfilm ID
7:713
Document ID
NS7704ZCR
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University