[NV18111], Technical Note, Thomas Alva Edison, Charles Batchelor, June 1878

https://edisondigital.rutgers.edu/document/NV18111

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Title

[NV18111], Technical Note, Thomas Alva Edison, Charles Batchelor, June 1878

Editor's Notes

Beginning here are undated notes and drawings related to 1878 work on telephone
Supplied year

Date

1878-06-00

Subject

Folder/Volume ID

NV18-F

Microfilm ID

4:1144

Document ID

NV18111

Publisher

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