[NV14039], Technical Note, Charles Batchelor, Thomas Alva Edison, February 10th, 1878
https://edisondigital.rutgers.edu/document/NV14039
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Title
[NV14039], Technical Note, Charles Batchelor, Thomas Alva Edison, February 10th, 1878
Editor's Notes
Test of coils for telephone and drawing labeled new telephone -- This is a Sunday he took off the next day his Birthday!!!!!
Date
1878-02-10
Type
Subject
Folder/Volume ID
NV14-F
Microfilm ID
4:180
Document ID
NV14039
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University