[NS7802C], Technical Note, Charles Batchelor, Thomas Alva Edison, May 17th, 1878
https://edisondigital.rutgers.edu/document/NS7802C
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Title
[NS7802C], Technical Note, Charles Batchelor, Thomas Alva Edison, May 17th, 1878
Editor's Notes
aeroophone
Date
1878-05-17
Type
Folder/Volume ID
NS7802-F
Microfilm ID
7:754
Document ID
NS7802C
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University