[NS7801C2], Technical Note, Thomas Alva Edison, Charles Batchelor, May 1878
https://edisondigital.rutgers.edu/document/NS7801C2
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Title
[NS7801C2], Technical Note, Thomas Alva Edison, Charles Batchelor, May 1878
Date
1878-05-00
Decade
1870-1879
Type
Folder/Volume ID
NS7801-F
Microfilm ID
162:555
Document ID
NS7801C2
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University