[NV14167], Technical Note, Thomas Alva Edison, Charles Batchelor, March 1st, 1879
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Title
[NV14167], Technical Note, Thomas Alva Edison, Charles Batchelor, March 1st, 1879
Editor's Notes
measured drawing improved magneto telephone Order 31
Date
1879-03-01
Type
Subject
Folder/Volume ID
NV14-F
Microfilm ID
4:322
Document ID
NV14167
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University