[NV11170], Technical Note, Charles Batchelor, Thomas Alva Edison, June 21st, 1877
https://edisondigital.rutgers.edu/document/NV11170
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Title
[NV11170], Technical Note, Charles Batchelor, Thomas Alva Edison, June 21st, 1877
Editor's Notes
Paper tape motograph telephone; hotel annunciator drawings
Date
1877-06-21
Type
Subject
Folder/Volume ID
NV11-F
Microfilm ID
3:998
Document ID
NV11170
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University