[NV11103], Technical Note, Charles Batchelor, Thomas Alva Edison, May 25th, 1877

https://edisondigital.rutgers.edu/document/NV11103

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Title

[NV11103], Technical Note, Charles Batchelor, Thomas Alva Edison, May 25th, 1877

Editor's Notes

singing telegh, holder for diaphr?

Date

1877-05-25

Subject

Folder/Volume ID

NV11-F

Microfilm ID

3:974

Document ID

NV11103

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
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